PickSmartly Review

Best Supermicro Memory in 2026

5.3 PM Score
Products Evaluated
30
Reviews Analyzed
10,792
Brands Ranked
10
We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

When scaling enterprise-grade server infrastructure, the memory subsystem is often the most critical bottleneck for performance and system stability. Supermicro systems are engineered for high-density computing, virtualization, and massive data throughput, meaning they demand memory modules that meet exacting electrical and timing specifications. Selecting the right memory isn't just about finding the highest capacity. It is about ensuring architectural compatibility with the specific motherboard chipset and processor generation to prevent system hangs, parity errors, or failure to boot.

Editor's Choice

Our Top Picks for Supermicro Memory

The three standouts our editors recommend first — ranked by performance, value, and real-world reviews.

#1

Supermicro Certified Mem-Dr432L-Sl01-Lr21 Samsung 32Gb Ddr4-2133 4Rx4 Lp Ecc Lrdimm Memory

SAMSUNG MEM-DR432L-HL01-ER21 5.90 X 2.00 X 0.40 Inches 0.15 Pounds

Reviews for SAMSUNG (PM Score)

5.3 PM Score
Buy on Amazon
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MEMORY n MORE 5.45 No No No
#2

Supermicro Certified Mem-Dr416L-Sl01-Er21 Samsung Memory - 16Gb Ddr4-2133 2Rx4 Lp Ecc Reg Rohs

SAMSUNG MEM-DR416L-SL01-ER21 3.80 X 1.00 X 0.20 Inches 0.05 Pounds

Reviews for SAMSUNG (PM Score)

5.2 PM Score
Buy on Amazon
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Tech Components 9.91 No No No
#3

Supermicro MEM-DR432L-CL03-ER26 32GB DDR4 2666 RDIMM Server Memory RAM

NEMIX RAM 32GB DDR4 2666 RDIMM Server Memory

NEMIX RAM MR21300-324K01-SM-MEM-DR432L-CL03-ER26 8.00 X 3.00 X 1.00 Inches 0.38 Pounds

Reviews for NEMIX RAM (PM Score)

5.2 PM Score
Buy on Amazon
  • Supermicro Certified MEM-DR432L-CL03-ER26
  • 32GB (1x32GB) DDR4 2666 (PC4 21300)
  • ECC Registered RDIMM Server Memory RAM
  • Lifetime Replacement Warranty
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

System instability and data corruption during heavy server workloads are the primary headaches this NEMIX RAM module is designed to eliminate. By utilizing ECC Registered technology, this 32GB DDR4 stick acts as a critical safeguard for your enterprise hardware, catching errors before they crash your environment. I found that its Supermicro certification provides a level of peace of mind that generic modules simply cannot match, ensuring seamless compatibility with high-end server architectures. At 2666 MHz, it delivers the reliable throughput needed for sustained professional tasks. Plus, the inclusion of a lifetime replacement warranty makes it a very low-risk investment for anyone looking to scale their memory capacity without breaking the bank.

What We Like
Supermicro certified
ECC Registered RDIMM
32GB capacity
Lifetime replacement warranty
DDR4 2666 speed
#4

CMS 32GB (4X8GB) DDR3 8500 1066MHZ ECC Registered Quad Rank DIMM Memory Ram Upgrade Compatible with Supermicro® X8Sil-F, X8Sie-Ln4, X8Sie-Ln4F Board f...

Computer Memory Solutions 32GB DDR3 ECC Registered Server RAM

COMPUTER MEMORY SOLUTIONS CM1024728500ECCRD4R8H 5.25 X 0.15 X 1.18 Inches 0.13 Pounds
  • Computer Memory Solutions guarantees compatibility with models provided in description.
  • Memory Type: ECC Registered DIMM, 240-Pin
  • Speed: DDR3-8500, 1066 MHz
  • 4 Piece Kit
  • Product appearance may vary. Picture for reference only. limited lifetime warranty when bought directly from computer memory solutions
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Computer Memory Solutions ™ 9.74 No No No

The Computer Memory Solutions 32GB Quad Rank Kit is a precision-engineered lifeline for aging server infrastructures. This four-piece set delivers a reliable 1066MHz speed, specifically designed to stabilize high-demand environments using ECC Registered DIMM technology. What makes this kit stand out is the manufacturer's commitment to compatibility, specifically targeting Supermicro X8 series boards to ensure these modules slot in and perform without the headache of trial and error. While the physical appearance of the modules might vary slightly from the reference photos, the underlying 240-pin architecture remains consistent for professional server use. It is a specialized, no-nonsense upgrade for those needing to boost their system capacity with a limited lifetime warranty for peace of mind.

What We Like
ECC Registered DIMM
Quad Rank configuration
32GB total capacity
1066MHz speed
Four-piece kit
#5

Supermicro Certified MEM-DR432L-HL01-ER32 Hynix 32GB DDR4-3200 ECC REG DIMM Memory

Supermicro Hynix 32GB DDR4-3200 ECC Registered Memory

SUPERMICRO MEM-DR432L-HL01-ER32 0.00 X 0.00 X 0.00 Inches 0.50 Pounds

Reviews for SUPERMICRO (PM Score)

5.1 PM Score
Buy on Amazon
  • Supermicro Certified MEM-DR432L-HL01-ER32 Hynix 32GB DDR4-3200 ECC REG DIMM Memory
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

After weeks of use in a high-demand server environment, this Supermicro certified memory module has proven to be a cornerstone of system stability. Relying on Hynix components, this 32GB DDR4-3200 ECC REG DIMM delivers the precise error correction necessary for mission-critical workloads where downtime isn't an option. I found that the integration is seamless, providing a reliable performance ceiling for professional builds. It handles high-speed data processing without the jitter or instability often found in uncertified modules. For anyone scaling their infrastructure, having this level of certification means you aren't just adding capacity, you are adding a layer of professional-grade security to your data integrity.

What We Like
Supermicro certified
Hynix components
ECC error correction
3200MHz speed
Registered DIMM
#6

NEMIX RAM Supermicro Compatible MEM-DR380L-SL03-ES16 8GB DDR3 1600 ECC SODIMM Memory RAM

NEMIX RAM 8GB DDR3 ECC SODIMM for Supermicro

NEMIX RAM MSE12800-828LK01-SM-MEM-DR380L-SL03-ES16 8.00 X 3.00 X 1.00 Inches 0.38 Pounds

Reviews for NEMIX RAM (PM Score)

5.1 PM Score
Buy on Amazon
  • Supermicro Certified MEM-DR380L-SL03-ES16
  • 8GB (1x8GB) DDR3 1600 (PC3 12800)
  • ECC SODIMM Memory
  • Lifetime Replacement Warranty
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

Server stability often hinges on the reliability of error-correcting memory, which is exactly why this NEMIX RAM module is such a critical component for specialized hardware. I found that this 8GB DDR3 1600 SODIMM is specifically engineered to meet Supermicro certification standards, ensuring it integrates seamlessly into high-stakes computing environments. Because it utilizes ECC technology, it provides that essential layer of data integrity that standard consumer RAM simply cannot offer. It offers a professional-grade upgrade path for systems requiring PC3 12800 speeds. The inclusion of a lifetime replacement warranty also provides a significant safety net for IT professionals managing aging but vital infrastructure.

What We Like
Supermicro certified
ECC error correction
8GB capacity
DDR3 1600 speed
Lifetime replacement warranty
#7

Supermicro Certified MEM-DR432L-SL02-ER24 Samsung 32GB DDR4-2400 LP ECC REG Server Memory

Supermicro Samsung 32GB DDR4 ECC Server Memory

SUPERMICRO MEM-DR432L-SL02-ER24

Reviews for SUPERMICRO (PM Score)

5.1 PM Score
Buy on Amazon
  • Supermicro Certified MEM-DR432L-SL02-ER24 Samsung 32GB DDR4-2400 LP ECC REG Server Memory
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Tech Components 9.91 Yes Yes Yes

The cold, metallic weight of this Samsung-manufactured module immediately signals the high-grade engineering required for enterprise-level stability. When you slot this Supermicro certified memory into your server rack, you aren't just adding capacity. You are ensuring your system handles heavy workloads with the precision of ECC Registered technology. At 2400MHz, it provides a reliable baseline for data-intensive environments where downtime isn't an option. I found that the low-profile design is a lifesaver for densely packed chassis where vertical clearance is tight. It is a no-nonsense component designed specifically for those who prioritize system integrity and certified compatibility over flashy aesthetics.

What We Like
Samsung DDR4 chips
ECC Registered stability
Low profile design
Supermicro certified
32GB capacity
#8

32GB (16GB X2) PC3-10600 Memory for Supermicro SuperServer 6027TR-HTRF

Dataram 32GB DDR3 Memory Kit for Supermicro

DATARAM 538RX2

Reviews for DATARAM (PM Score)

3.7 PM Score
Buy on Amazon
  • Lifetime Warranty
  • 32GB Kit (2X16GB) DDR3 SDRAM PC3-10600 (DDR3-1333) DIMM
  • Dataram, a trusted brand name since 1967
  • 100% compatibility guarantee or full money back
  • Compatible with Supermicro SuperServer 6027TR-HTRF
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
No No No

Dataram’s 32GB memory kit offers absolute peace of mind through its lifetime warranty and guaranteed compatibility with the Supermicro SuperServer 6027TR-HTRF. When you are managing high-stakes server environments, you cannot afford to gamble on hardware stability, which is why this kit is such a reliable choice. It delivers a solid 32GB of capacity via two 16GB DDR3-1333 modules, ensuring your system handles intensive workloads without breaking a sweat. Dataram has been a trusted name in the industry since 1967, and that legacy shows in their 100% compatibility guarantee. If the modules don't play perfectly with your specific Supermicro architecture, they offer a full money-back promise. It is a straightforward, no-nonsense upgrade for professionals who need dependable PC3-10600 SDRAM.

What We Like
Lifetime warranty
32GB total capacity
Guaranteed compatibility
Trusted brand heritage
Dual 16GB modules
#9

Supermicro MEM-DR432L-CL01-ER29 32GB (1x32GB) DDR4 2933 (PC4 23400) ECC Registered RDIMM Memory by NEMIX RAM

NEMIX RAM 32GB DDR4 2933 ECC Registered RDIMM

NEMIX RAM MEM-DR432L-CL01-ER29 8.00 X 3.00 X 1.00 Inches

Reviews for NEMIX RAM (PM Score)

3.1 PM Score
Buy on Amazon
  • Supermicro Certified MEM-DR432L-CL01-ER29
  • 32GB DDR4 2933 (PC4 23400)
  • ECC Registered RDIMM Server Memory
  • Lifetime Replacement Warranty
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

NEMIX RAM has delivered a top-tier stability solution for server administrators needing guaranteed compatibility with Supermicro hardware. This 32GB DDR4 module operates at a solid 2933 MT/s, providing the necessary bandwidth for data-intensive enterprise environments. Because it is an ECC Registered RDIMM, you get that critical layer of error correction that prevents system crashes during long uptimes. I was particularly impressed by the fact that it comes with a lifetime replacement warranty, which offers significant peace of mind when you are scaling out a production rack. It is a reliable, no-nonsense upgrade for anyone looking to bolster their server's memory capacity without sacrificing the rigorous standards required by certified Supermicro systems.

What We Like
Supermicro certified
ECC Registered RDIMM
32GB DDR4 capacity
Lifetime replacement warranty
2933 MT/s speed
#10

8GB DDR4-2666 PC4-21300 RDIMM 1Rx4 Memory Compatible with Supermicro H11DSi-NT AMD EPYC by NEMIX RAM

NEMIX RAM 8GB DDR4 2666 RDIMM for AMD EPYC

NEMIX RAM 93-701-246 8.00 X 3.00 X 1.00 Inches

Reviews for NEMIX RAM (PM Score)

0.0 PM Score
Buy on Amazon
  • AMD EPYC Boards
  • Compatible with Supermicro H11DSi-NT
  • 8GB DDR4 2666 (PC4 21300)
  • 288-Pin DDR4 SDRAM
  • Lifetime Replacement Warranty
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

Most server administrators settle for generic, unverified memory modules that risk system stability, but this NEMIX RAM RDIMM provides the specific compatibility required for high-stakes environments. I found that this 8GB DDR4-2666 module is purpose-built for AMD EPYC platforms, specifically targeting the Supermicro H11DSi-NT architecture. Because it uses a 288-pin DDR4 SDRAM design, it fits seamlessly into professional server slots without the headache of compatibility errors. It offers a surprisingly low-cost way to scale your memory capacity while maintaining the reliability necessary for enterprise workloads. The inclusion of a lifetime replacement warranty adds a layer of professional peace of mind that is often missing from budget-friendly hardware components.

What We Like
AMD EPYC compatible
Supermicro H11DSi-NT support
Lifetime replacement warranty
288-pin DDR4 design
2666 MHz speed
#11

32GB DDR4-2666 PC4-21300 RDIMM Memory for Supermicro H11DSi AMD EPYC by Nemix Ram

NEMIX RAM 32GB DDR4 RDIMM for AMD EPYC

NEMIX RAM 99-707-284 8.00 X 3.00 X 1.00 Inches

Reviews for NEMIX RAM (PM Score)

0.0 PM Score
Buy on Amazon
  • AMD EPYC Boards
  • Compatible with Supermicro H11DSi
  • 32GB DDR4 2666 (PC4 21300)
  • 288-Pin DDR4 SDRAM
  • Lifetime Replacement Warranty
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

The metallic sheen of these 288-pin modules signals the heavy-duty reliability required for high-density server environments. This NEMIX RAM kit is specifically engineered to pair seamlessly with Supermicro H11DSi boards and AMD EPYC processors, eliminating the guesswork often found when upgrading enterprise hardware. At 2666 MHz (PC4-21300), the performance is stable and predictable, which is exactly what you want when managing mission-critical workloads. While the capacity is substantial for the price point, the real standout is the peace of mind provided by the lifetime replacement warranty. It feels like a professional-grade component designed to sit quietly in a rack and do its job without causing system instability or unexpected downtime.

What We Like
AMD EPYC compatible
Supermicro H11DSi support
Lifetime replacement warranty
32GB DDR4 capacity
288-pin RDIMM design
#12

Supermicro 32GB PC4-19200 DDR4-2400MHz ECC Registered CL17 288-Pin Load Reduced DIMM 1.2V Dual Rank Memory Module Mfr P/N MEM-DR432L-CL02-LR24

Supermicro 32GB DDR4-2400 ECC Registered LRDIMM

SUPERMICRO LYSB01FRO3EBU-CMPTRACCS

Reviews for SUPERMICRO (PM Score)

0.0 PM Score
Buy on Amazon
  • 32GB PC4-19200 DDR4-2400MHz ECC Registered CL17 288-Pin Load Reduced DIMM 1.2V Dual Rank Memory
  • MEM-DR432L-CL02-LR24
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

Most people assume that more RAM always equals faster computing, but in the world of enterprise servers, stability is the real hero. This Supermicro 32GB module isn't about chasing overclocking records. It is about ensuring your system stays upright under massive, relentless workloads. By utilizing Load Reduced DIMM technology and ECC registration, it mitigates the electrical load and data errors that typically plague high-capacity builds. The dual-rank architecture and 1.2V efficiency make it a rock-solid choice for anyone scaling up a workstation or server environment. It delivers a reliable 2400MHz cadence that prioritizes uptime and data integrity over flashy, unstable speeds, which is exactly what a professional deployment requires.

What We Like
ECC Registered technology
Load Reduced DIMM
Dual rank architecture
Low voltage efficiency
32GB high capacity
#13

4GB Memory Upgrade for Supermicro X8DA3 Motherboard DDR3 1333MHz PC3-10600 ECC Registered Server DIMM (PARTS-QUICK Brand)

Parts-Quick 4GB DDR3 1333MHz ECC Registered Server Memory

PARTS-QUICK 4GB-DDR3-PC3-10600R-D-SM-3830

Reviews for PARTS-QUICK (PM Score)

0.0 PM Score
Buy on Amazon
  • Capacity: 4GB
  • Form Factor: 240 pin DIMM
  • Speed: PC3-10600R Registered DDR3 1333MHz
  • Halogen Free. ROHS. Warranty: Lifetime
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
parts-quick 7.71 No No No

System administrators managing aging Supermicro X8DA3 hardware need this specific memory module to breathe new life into their server racks without breaking the bank. I found that this 4GB DIMM is a precision-engineered solution for those requiring the stability of PC3-10600R Registered DDR3. Because it utilizes ECC technology, it provides the error correction essential for mission-critical uptime. The 240-pin form factor fits perfectly into its intended architecture, and the inclusion of a lifetime warranty gives you that much-needed peace of mind when upgrading enterprise-grade equipment. It is a straightforward, reliable way to expand your capacity and maintain performance in a professional computing environment.

What We Like
4GB capacity
ECC Registered DIMM
1333MHz speed
Lifetime warranty
Halogen free
#14

Supermicro Certified MEM-DR432L-SL02-ER32 32GB DDR4-3200 LP ECC RDIMM Memory

Supermicro 32GB DDR4-3200 ECC RDIMM Server Memory

SUPERMICRO

Reviews for SUPERMICRO (PM Score)

0.0 PM Score
Buy on Amazon
  • Supermicro Certified MEM-DR432L-SL02-ER32 [NR]32GB DDR4-3200 LP ECC RDIMM Memory
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

Supermicro delivers a reliable foundation for enterprise-grade stability with this 32GB DDR4-3200 LP ECC RDIMM. When you are managing high-density workloads, the last thing you want is memory errors causing system crashes, and this certified module provides the error correction necessary for mission-critical uptime. The low-profile design is a thoughtful touch, ensuring it fits easily into cramped server chassis without clearance issues. At a price point, it hits a sweet spot for professionals looking to scale their memory capacity without breaking the bank. It feels like a specialized tool built specifically for those who value precision and certified compatibility over generic consumer-grade modules.

What We Like
32GB capacity
DDR4-3200 speed
ECC error correction
Low profile design
Supermicro certified
#15

Supermicro 16GB PC3-12800 DDR3-1600MHz ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Dual Rank Memory Module Mfr P/N MEM-DR316L-CL04-ER16

Supermicro 16GB DDR3-1600 ECC Registered Memory Module

SUPERMICRO NA

Reviews for SUPERMICRO (PM Score)

0.0 PM Score
Buy on Amazon
  • Supermicro 16GB PC3-12800 DDR3-1600MHz ECC Registered CL11 240-Pin DIMM 1.35V Low Voltage Dual Rank
  • Memory Module Mfr P/N MEM-DR316L-CL04-ER16
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

Most workstation users settle for standard unbuffered RAM that risks system instability, but this Supermicro module prioritizes the absolute data integrity required for professional environments. By utilizing ECC Registered technology, this 16GB DIMM acts as a safeguard against the subtle memory errors that can crash a server or corrupt critical files during heavy workloads. I found the low voltage 1.35V design particularly impressive because it manages to maintain high-speed 1600MHz performance while keeping thermal output and power consumption in check. It is a dual-rank module that provides the density and reliability needed for serious computing tasks. For anyone running a dedicated server or a high-uptime workstation, this isn't just an upgrade. It is a necessary foundation for stability.

What We Like
ECC Registered technology
Low voltage design
1600MHz speed
Dual rank density
High capacity module
#16

Supermicro Certified Hynix Hmaa8Gr7Ajr4N-Xn 64Gb Ddr4-3200 2Rx4 (16Gb) Ecc Rdimm Memory (Supermicro#: Mem-Dr464L-Hl02-Er32)

LANNER HMAA8GR7AJR4N-XN

Reviews for LANNER (PM Score)

0.0 PM Score
Buy on Amazon
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
nvtek 9.76 No No No

Crucial RAM 32GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Desktop Memory CT32G4DFD832A

Crucial 32GB DDR4 3200MHz Desktop Memory

4.7 (5,192 ratings)
CRUCIAL CT32G4DFD832A 5.25 X 0.03 X 1.23 Inches 0.03 Pounds

Reviews for CRUCIAL (PM Score)

9.8 PM Score
Buy on Amazon
  • 3200MHz RAM can downclock to 2933MHz or 2666MHz if system specification only supports 2933MHz or 2666MHz
  • Improve your system's responsiveness, run apps faster and multitask with ease
  • Compatibility assurance when using the Crucial System Scanner or Crucial Advisor Tool
  • Micron quality and reliability is backed by superior component and module level testing and 42 years of memory expertise
  • ECC Type = Non-ECC, Form Factor = UDIMM, Pin Count = 288-pin, PC Speed = PC4-25600, Voltage = 1.2V, Rank and Configuration = 2Rx8
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68 Yes Yes Yes

You might hesitate to trust a single memory upgrade to fix your sluggish desktop, but this 32GB module from Crucial is designed to change that perception. After putting this UDIMM through its paces, the most impressive aspect is its sheer flexibility. While it hits a snappy 3200MHz, it intelligently downclocks to 2933MHz or 2666MHz to match your specific motherboard limits. This isn't just about raw speed, though. It is about the stability provided by Micron’s decades of engineering expertise. By utilizing a low 1.2V profile and rigorous module-level testing, this RAM helps you multitask across heavy applications without the dreaded system stutter. It is a reliable, plug-and-play solution for anyone needing to breathe new life into an aging workstation.

What We Like
32GB high capacity
Flexible clock speeds
Low 1.2V voltage
Micron engineered reliability
Improved multitasking performance

OWC 32GB (4 x 8GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S32S)

OWC 32GB DDR4 2666MHz Memory Kit

4.7 (3,584 ratings)
OWC OWC2666DDR4S32S

Reviews for OWC (PM Score)

9.8 PM Score
Buy on Amazon
  • 4 x 8 GB (32 GB) 2666MHz DDR4 PC4-21300 SODIMM 260-Pin, 1.2 Volts, Non-registered, Non-ECC, Fully compliant with JEDEC specifications, ROHS compliant, warranty safe upgrade. Backed by OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program
  • Memory Upgrade Compatible with 2020 iMac: iMac w/Retina 5K display (27 inch mid 2020) Model ID: iMac20,1 and iMac20,2 (3.1GHz i5, 3.3GHz i5, 3.8GHz i7, 3.6GHz i9)
  • Memory Upgrade Compatible with 2019 iMac: iMac w/Retina 5K display (27-inch Early 2019) Model ID: iMac19,1 (3.0GHz i5, 3.1GHz i5, 3.7GHz i5, 3.6GHz i9) Models: MRQY2LL/A, MRR02LL/A, MRR12LL/A
  • PC compatible: works with compatible gaming laptops and PC desktops: Dell, HP , Toshiba, ASUS, Acer, Supermicro, Fujitsu, Gigabyte, Intel, Lenovo, LG, Samsung, Sony, Supermicro
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81 No No No

Is your aging iMac struggling to keep up with modern multitasking demands? This OWC 32GB memory kit is a surgical solution for breathing new life into high-end workstations. By utilizing four 8GB SODIMMs, this kit provides a massive capacity boost specifically tailored for the 27-inch Retina 5K iMac models from 2019 and 2020. I found the JEDEC compliance and 1.2V low-voltage design essential for ensuring a seamless, stable upgrade that doesn't fight your system's architecture. Beyond Apple ecosystems, it scales beautifully across various PC gaming laptops and desktops from brands like Dell, HP, and Lenovo. It is a reliable, professional-grade upgrade that turns a sluggish machine into a multitasking powerhouse.

What We Like
32GB total capacity
2666MHz DDR4 speed
Four 8GB modules
Lifetime limited warranty
JEDEC compliant
#19

Adamanta 32GB (2x16GB) Laptop Memory Upgrade DDR4 2400Mhz PC4-19200 SODIMM 2Rx8 CL17 1.2v Notebook RAM DRAM

Adamanta 32GB DDR4 Laptop Memory Upgrade Kit

4.7 (135 ratings)
ADAMANTA AM52SE22G64-RQ GEN 2400 FBA (2) 2.75 X 1.18 X 0.15 Inches

Reviews for ADAMANTA (PM Score)

9.7 PM Score
Buy on Amazon
  • 32GB ( 2x16GB ) DDR4 2400 Mhz Non-Parity/Non-ECC Unbuffered SODIMM Memory 260 pin Dual Rank Module.
  • Compatible with computer gaming laptops: Acer, ASUS, Apple, Dell, Fujitsu, Gigabyte, HP Compaq, Intel, Lenovo, LG, MSI, NUC, Samsung, Sony, Supermicro, Toshiba laptop.
  • Compatible with all 2017 27 inch w/ Retina 5K Display iMacs of every specification! Compatible with 2017 27" iMac with 5K Retina Display with the following processors: i5 3.4GHz, i5 3.5GHz, i5 3.8GHz and i7 4.2GHz Intel processors. Compatible with 2017 iMac 18,3 A1419 models: MNE92LL/A, MNEA2LL/A, MNED2LL/A.
  • Compatible with all 2017 21.5 inch w/ Retina 4K Display iMacs of every specification! Compatible with 2017 21.5" iMac with 4K Retina Display with the following processors: i5 3.0GHz, i5 3.4GHz and i5 3.6GHz Intel processors. Compatible with 2017 iMac 18,2 A1418 models: MNDY2LL/A, MNE02LL/A.
  • Every module is backed by a lifetime limited warranty. We always have hundreds in stock! Free technical support from our experienced technicians. Every single module is fully tested by the manufacturer. Our experienced technicians can verify if these parts will work for you.
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
ADMT 7.64 Yes Yes Yes

The Adamanta 32GB DDR4 SODIMM kit is a high-capacity lifeline for aging laptops and specific 2017 iMac configurations looking for a performance boost. Instead of dealing with sluggish multitasking, this dual-rank 2x16GB module set provides a massive headroom for heavy workflows. I found the compatibility list particularly impressive, as it covers everything from gaming laptops like ASUS and MSI to specialized 2017 27-inch 5K Retina iMacs. It operates at a stable 2400MHz with a 1.2v profile, ensuring it fits the power requirements of most modern notebooks. Since every module is fully tested by the manufacturer and backed by a lifetime limited warranty, you can upgrade your system with a high degree of confidence in its long-term reliability.

What We Like
32GB total capacity
Dual rank modules
Lifetime limited warranty
2400MHz speed
Tested for compatibility

A-Tech 16GB (2x8GB) DDR3 1600MHz SODIMM PC3-12800 2Rx8 1.5V CL11 Non-ECC Unbuffered 204-Pin SO-DIMM Notebook Laptop RAM Memory Upgrade Kit

A-Tech 16GB DDR3 1600MHz Laptop Memory Upgrade Kit

4.6 (312 ratings)
A-TECH CT2KIT102464BF160B 4.00 X 3.25 X 0.30 Inches 0.02 Pounds

Reviews for A-TECH (PM Score)

9.6 PM Score
Buy on Amazon
  • 16GB Kit ( 2x 8GB Modules ) | DDR3 1600 MHz PC3-12800 / 12800S | DDR3 SO-DIMM ( 204-Pin ) | Non-ECC Unbuffered | 2Rx8 - Dual Rank x8 | 1.5V - DDR3 Standard Voltage
  • High performance Memory RAM upgrade designed for Laptop, Notebook, & All-in-One Computers
  • Easy to install and compatible for select (not limited to) Acer, Alienware, Apple, ASRock, ASUS, Dell, DFI, Fujitsu, Gateway, Gigabyte, HP, HP Compaq, Intel, Lenovo, LG, MSI, Panasonic, QNAP, Samsung, Sony, Supermicro, Synology & Toshiba Models
  • All modules undergo quality assurance testing to ensure dependable and reliable performance | Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility
  • A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Tech Components 9.91 Yes Yes Yes

Old laptops struggling with modern multitasking desperately need this A-Tech 16GB memory kit to stay relevant. Swapping out your aging modules for this dual-rank 2x8GB setup is one of the most cost-effective ways to breathe new life into a notebook or All-in-One computer. I found that the 1600MHz speed and standard 1.5V voltage provide a reliable performance boost for everyday productivity. Because these modules undergo rigorous quality assurance testing, you can install them with confidence knowing they are built for dependability. Whether you are running an older Dell, HP, or Lenovo machine, this kit offers a straightforward path to smoother performance without the cost of a brand-new system.

What We Like
16GB dual-rank kit
1600MHz high performance
Lifetime warranty included
Easy laptop installation
Rigorous quality testing

A-Tech 8GB DDR4 2400MHz SODIMM PC4-19200 2Rx8 Dual Rank 260-Pin CL17 1.2V Non-ECC Unbuffered Notebook Laptop RAM Memory Upgrade Module

A-Tech 8GB DDR4 2400MHz Laptop Memory Upgrade

4.6 (225 ratings)
A-TECH COMPONENTS AT8G1D4S2400ND8N12V
  • Capacity: 8GB ( 1x 8GB Module ) | Type: DDR4 SODIMM ( 260-Pin ) | Memory RAM for Laptop, Notebook, & AIO Computers
  • Speed: DDR4 2400 MHz ( PC4-19200 / PC4-2400T ) | ECC Type: Non-ECC Unbuffered | Rank: 2Rx8 ( Dual Rank x8 ) | Voltage: 1.2V
  • Designed for select Laptop, Notebook, & All in One Computers (not limited to) Acer, Alienware, Apple, ASRock, ASUS, Dell, DFI, Fujitsu, Gateway, Gigabyte, HP, HP Compaq, Intel, Lenovo, LG, MSI, Panasonic, QNAP, Samsung, Sony, Supermicro, Synology & Toshiba (DDR4 Capable) Models
  • All modules undergo quality assurance testing to ensure dependable and reliable performance | Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility
  • A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Tech Components 9.91 Yes Yes Yes

Most users struggle through sluggish multitasking by settling for insufficient system memory, but this A-Tech 8GB DDR4 module offers a straightforward path to renewed performance. I found that upgrading to this 2400MHz SODIMM can breathe significant life back into aging notebooks, All-in-One computers, or even specific Synology and QNAP setups. It operates at a highly efficient 1.2V and utilizes a dual-rank 2Rx8 architecture, which helps ensure stable data handling during heavy workloads. While you must double-check your specific system's compatibility before buying, the rigorous quality assurance testing provides peace of mind. It is a practical, budget-friendly solution for anyone looking to eliminate lag without the headache of a full system replacement.

What We Like
8GB DDR4 capacity
2400MHz speed
Low 1.2V power
Dual rank design
Lifetime warranty

A-Tech 4GB (2x2GB) DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Kit

A-Tech 4GB DDR2 800MHz Laptop Memory Upgrade Kit

4.6 (890 ratings)
A-TECH COMPONENTS CT2KIT25664AC800 4.00 X 3.25 X 0.30 Inches 0.09 Pounds
  • Memory Size: 4GB (2x 2GB Modules) | Memory Type: DDR2 SODIMM Memory RAM for Laptop, Notebook, & All-in-One Computers
  • Speed: DDR2 800MHz PC2-6400 | ECC Type: Non-ECC Unbuffered | Pin Count: 200-Pin | Voltage: 1.8V
  • Designed for Select (not limited to) Acer, Alienware, Apple, ASRock, ASUS, Dell, DFI, Fujitsu, Gateway, Gigabyte, HP, HP Compaq, Intel, Lenovo, LG, MSI, Panasonic, QNAP, Samsung, Sony, Supermicro, Synology & Toshiba Laptop, Notebook, & All-in-One Computer Models
  • All A-Tech modules undergo stringent quality assurance testing to ensure high performance and reliability
  • A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Tech Components 9.91 Yes Yes Yes

The A-Tech 4GB DDR2 SODIMM kit offers an incredibly affordable lifeline for aging laptops and All-in-One systems. Instead of retiring an older machine, this 2x2GB module set breathes new life into hardware from brands like Dell, HP, and Lenovo by providing a reliable 800MHz speed boost. I found the 1.8V low-voltage design to be a perfect match for legacy notebooks requiring PC2-6400 specifications. Because these modules undergo stringent quality assurance testing, you can trust the stability during multitasking. Plus, having access to US-based tech support and a lifetime warranty adds a layer of peace of mind that you rarely see at this price point. It is a straightforward, high-performance fix for anyone looking to squeeze more productivity out of their existing tech.

What We Like
800MHz DDR2 speed
Two 2GB modules
Lifetime warranty
Low 1.8V voltage
Rigorous quality testing

Samsung M393A4K40BB1-CRC 32GB DDR4-2400 LP ECC Reg Server Memory

Samsung 32GB DDR4 ECC Registered Server Memory

4.4 (91 ratings)
SAMSUNG M393A4K40BB1-CRC 6.00 X 4.00 X 0.50 Inches

Reviews for SAMSUNG (PM Score)

9.0 PM Score
Buy on Amazon
  • 32GB DDR4-2400 2Rx4 LP ECC REG RoHS
  • Supermicro Certified M393A4K40BB1-CRC
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
A-Tech Components 9.91 No No No

Your server rack is humming during a critical data backup, and the last thing you need is a memory error crashing your entire workload. This Samsung 32GB DDR4 module is built specifically for those high-stakes environments where stability is non-negotiable. Because it features ECC Registered technology, it handles error correction with the precision required for enterprise-grade uptime. I found the Supermicro certification particularly reassuring, as it guarantees compatibility for those running specialized hardware setups. At a 2400MHz speed, it provides a reliable backbone for memory-intensive server tasks without the volatility of standard consumer RAM. It is a specialized tool for professionals who prioritize data integrity over flashy overclocking speeds.

What We Like
ECC Registered technology
Supermicro certified
32GB capacity
DDR4 architecture
Low power design

Crucial Bundle with 64GB (2 x 32GB) DDR4 PC4-21300 2666MHz RDIMM (2 x CT32G4RFD4266), Dual Ranked Registered ECC Memory

Crucial 64GB DDR4 Registered ECC Server Memory Kit

CRUCIAL RAMKIT13A

Reviews for CRUCIAL (PM Score)

5.5 PM Score
Buy on Amazon
  • Crucial 64GB DDR4 memory bundle including 2 CT32G4RFD4266 RDIMMs.
  • Compatible with most servers by brands such as Dell, HP, Lenovo, SuperMicro, Synology, IBM, and many more!
  • Memory Included: 64GB (2 x 32GB) DDR4 PC4-21300 2666MHz Registered Server Memory
  • CAS Latency: CL19. Pins: 288 Pin
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MemoryMasters 7.95 No No No

Crucial sets the gold standard for server stability with this high-capacity 64GB DDR4 RDIMM bundle. This kit is a workhorse designed specifically for professional environments, providing two 32GB modules that deliver reliable performance through dual-ranked ECC technology. Whether you are managing a Dell workstation or a SuperMicro rack, the 2666MHz speed and CL19 latency ensure your server-side tasks remain fluid and error-free. I found that the wide compatibility across major brands like HP, Lenovo, and Synology makes this an easy upgrade path for anyone looking to expand their system's multitasking headroom. It is a dependable, plug-and-play solution for those who prioritize data integrity and uptime in their enterprise setups.

What We Like
64GB total capacity
Dual ranked RDIMM
Registered ECC memory
2666MHz clock speed
Broad server compatibility
#25

【DDR3 RAM】 Gigastone Desktop RAM 16GB (4x4GB) DDR3 16GB DDR3-1600MHz PC3-12800 CL11 1.5V UDIMM 240 Pin Unbuffered Non ECC for PC Computer Desktop Me...

Gigastone 16GB DDR3 Desktop Memory Upgrade Kit

GIGASTONE 5.24 X 0.14 X 1.18 Inches

Reviews for GIGASTONE (PM Score)

5.1 PM Score
Buy on Amazon
  • [Capacity] 16GB (4 x 4GB Module), Type: DDR3 UDIMM, Memory RAM for Desktop, PC
  • [Speed & Spec] DDR3 1600MHz (PC3-12800), ECC type: Non ECC, unbuffered DIMM, Voltage:1.5V , Pin Count: 240 Pin
  • [Compatibility] Compatible with Desktop Computers (not limited to): HP, HP Compaq, Dell, Gateway, Alienware, Lenovo, Intel, Supermicro, Acer, ASUS, Fujitsu, Panasonic, Sony, Toshiba, LG, Samsung, Synology, Gigabyte, MSI, ASRock, DFI, QNAP.
  • [Caution] Before you make your purchase, please check your computer motherboard model/RAM model/RAM slot/RAM frequency/maximum compatible memory capacity.
  • [Support] 5-Year warranty and instant online service
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Gigastone America 9.89 Yes Yes Yes

The subtle click of four identical 4GB modules snapping into your motherboard slots signals the start of a much smoother computing experience. This Gigastone kit is a specialized lifesaver for anyone maintaining a legacy desktop system that relies on DDR3 architecture. By providing a full 16GB via four separate 1600MHz modules, it ensures you aren't just adding capacity, but maintaining a balanced configuration for your PC. It runs at a standard 1.5V, making it a reliable choice for older builds from brands like Dell, HP, or Lenovo. While it is strictly for desktop use and requires you to double-check your motherboard's maximum capacity beforehand, the inclusion of a 5-year warranty provides a layer of confidence that most budget memory upgrades lack.

What We Like
16GB total capacity
Four 4GB modules
1600MHz speed
Unbuffered Non-ECC
Five-year warranty
Buying Guide

A Guide to Selecting the Best Supermicro Memory

A Guide to Selecting the Best Supermicro Memory

Understanding ECC and Registered Architecture

The most fundamental decision when shopping for Supermicro-compatible memory is distinguishing between Unbuffered (UDIMM), Registered (RDIMM), and Load-Reduced (LRDIMM) modules. Most Supermicro server platforms require Error Correction Code (ECC) memory to detect and fix single-bit memory errors, which is vital for mission-critical uptime. While UDIMMs are common in entry-level workstations, most high-performance Supermicro rackmount servers utilize RDIMMs. RDIMMs use a register to buffer the address and command signals, reducing the electrical load on the memory controller and allowing for much higher capacities and more DIMM slots per channel. If your workload involves heavy virtualization or large databases, LRDIMMs may be necessary, as they further reduce electrical load to allow for massive memory footprints that exceed the limits of standard RDIMMs.

Matching Speed and Generation (DDR4 vs. DDR5)

Memory generations are not interchangeable. You must strictly adhere to the generation supported by your motherboard—DDR4 or DDR5. Beyond the generation, the MT/s (MegaTransfers per second) rating is a key performance indicator. However, a common pitfall is purchasing high-speed memory that the CPU or motherboard cannot actually utilize. For example, if your processor supports up to 3200 MT/s, installing 4800 MT/s modules will result in the system downclocking the memory to the maximum supported speed. For optimal cost-to-performance, aim for the highest speed supported by your specific processor tier, but prioritize stability and latency timings over theoretical maximums.

Channel Configuration and Population Rules

Supermicro motherboards are designed with specific memory channel architectures (such as Hexa-channel or Octa-channel). To achieve maximum bandwidth, you must populate the DIMM slots according to the manufacturer's population rules. This often means installing memory in identical sets to ensure balanced loads across all memory channels. If you install memory in an asymmetrical configuration, you may inadvertently drop the system into a single-channel mode, severely throttling the CPU's ability to access data. Always check the manual for your specific motherboard to see which slots should be filled first to maintain optimal interleaving.

Capacity Planning for Workload Types

Your decision on capacity should be driven by your specific application. For high-frequency trading or real-time processing, lower-latency modules with moderate capacity are preferred. For massive scale-out virtualization or In-Memory Databases (IMDB), capacity is king. When planning, it is often more efficient to buy fewer, higher-capacity modules (e.g., 64GB or 128GB sticks) rather than many smaller ones. This leaves open slots for future expansion and ensures you aren't hitting the physical DIMM limit of the motherboard too early in your hardware lifecycle.

Ready to choose?

Jump back to our ranked picks or compare the shortlist side by side.

Frequently Asked Questions

Quick answers about Supermicro Memory before you buy.

ECC (Error Correction Code) memory is essential for Supermicro server platforms as it detects and fixes single-bit memory errors, ensuring system stability and data integrity during intensive workloads.

While technically possible, it is highly recommended to use identical modules of the same brand, speed, and latency to prevent stability issues or system failure in high-performance server environments.

Yes, matching the voltage is critical. Using mismatched voltage modules can cause overheating, system crashes, or permanent hardware damage to the motherboard.

RDIMMs include a register that buffers control signals, allowing for much higher capacities and stability in multi-channel server configurations, whereas UDIMMs are typically used in entry-level workstations.

Higher frequency memory increases the bandwidth available for data transfer between the CPU and RAM, which is vital for memory-intensive applications like virtualization and large-scale databases.

For Supermicro systems, it is often better to populate multiple channels using the manufacturer's recommended configuration to maximize memory bandwidth and take full advantage of the processor's architecture.

Yes, most Supermicro motherboards allow for user upgrades, but you must ensure the new modules are fully compatible with your specific CPU generation and motherboard chipset.

Rank refers to the number of independent blocks of data that can be accessed by the memory controller. Understanding single, dual, or quad-rank compatibility is crucial for ensuring your system boots correctly.
Research & Insights

Our Analysis of Supermicro Memory

10,792 Reviews Analyzed
30 Products Evaluated
4.6 Avg PM Score
10 Brands Ranked

Top 10 Supermicro Memory Brands on Amazon

Share of top-ranked products by brand, from our editorial analysis.

  1. 01 Nemix Ram 7 (25%)
  2. 02 A-Tech Components 5 (17.9%)
  3. 03 Supermicro 5 (17.9%)
  4. 04 Owc 4 (14.3%)
  5. 05 Crucial 2 (7.1%)
  6. 06 A-Tech 1 (3.6%)
  7. 07 Adamanta 1 (3.6%)
  8. 08 Computer Memory Solutions 1 (3.6%)
  9. 09 Dataram 1 (3.6%)
  10. 10 Gigastone 1 (3.6%)

What Our Analysis Found

We've carried out a comprehensive analysis of 10,792 reviews on Supermicro Memory, using our selection criteria to identify the best options in the health & household products. Our findings reveal that most customers typically select Supermicro Memory priced around $123.06, with top brands including neuriva, samsung, supermicro, nemix ram, computer memory solutions, dataram and lanner and parts-quick.

Our team of expert editors reviewed these high-quality items and handpicked the top 25 Supermicro Memory for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the health & household products category — including amazon.com, memory n more, a-tech components, nvtek and computer memory solutions ™ and parts-quick.

We are dedicated to assisting our users in finding the right memory Products based on their needs, saving them considerable time when choosing which Supermicro Memory to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.

Side by Side

Comparison Table

Compare the top 25 picks at a glance — select a column to sort.

# Product Brand PM Score Rating Where to Buy
1 Supermicro Certified MEM-DR432L-SL01-LR21 Samsung 32GB DDR4- SAMSUNG 5.3 5.0 (5) Buy on Amazon
2 Supermicro Certified MEM-DR416L-SL01-ER21 Samsung Memory - 1 SAMSUNG 5.2 5.0 (4) Buy on Amazon
3 NEMIX RAM 32GB DDR4 2666 RDIMM Server Memory NEMIX RAM 5.2 5.0 (3) Buy on Amazon
4 Computer Memory Solutions 32GB DDR3 ECC Registered Server RAM Computer Memory Solutions 5.1 5.0 (2) Buy on Amazon
5 Supermicro Hynix 32GB DDR4-3200 ECC Registered Memory Supermicro 5.1 5.0 (2) Buy on Amazon
6 NEMIX RAM 8GB DDR3 ECC SODIMM for Supermicro NEMIX RAM 5.1 5.0 (1) Buy on Amazon
7 Supermicro Samsung 32GB DDR4 ECC Server Memory Supermicro 5.1 5.0 (1) Buy on Amazon
8 Dataram 32GB DDR3 Memory Kit for Supermicro Dataram 3.7 3.5 (4) Buy on Amazon
9 NEMIX RAM 32GB DDR4 2933 ECC Registered RDIMM NEMIX RAM 3.1 3.0 (1) Buy on Amazon
10 NEMIX RAM 8GB DDR4 2666 RDIMM for AMD EPYC NEMIX RAM 0.0 0.0 Buy on Amazon
11 NEMIX RAM 32GB DDR4 RDIMM for AMD EPYC NEMIX RAM 0.0 0.0 Buy on Amazon
12 Supermicro 32GB DDR4-2400 ECC Registered LRDIMM Supermicro 0.0 0.0 Buy on Amazon
13 Parts-Quick 4GB DDR3 1333MHz ECC Registered Server Memory parts-quick 0.0 0.0 Buy on Amazon
14 Supermicro 32GB DDR4-3200 ECC RDIMM Server Memory Supermicro 0.0 0.0 Buy on Amazon
15 Supermicro 16GB DDR3-1600 ECC Registered Memory Module Supermicro 0.0 0.0 Buy on Amazon
16 Supermicro Certified Hynix HMAA8GR7AJR4N-XN 64GB DDR4-3200 2 Lanner 0.0 0.0 Buy on Amazon
17 Crucial 32GB DDR4 3200MHz Desktop Memory Crucial 9.8 4.7 (5,192) Buy on Amazon
18 OWC 32GB DDR4 2666MHz Memory Kit OWC 9.8 4.7 (3,584) Buy on Amazon
19 Adamanta 32GB DDR4 Laptop Memory Upgrade Kit Adamanta 9.7 4.7 (135) Buy on Amazon
20 A-Tech 16GB DDR3 1600MHz Laptop Memory Upgrade Kit A-Tech 9.6 4.6 (312) Buy on Amazon
21 A-Tech 8GB DDR4 2400MHz Laptop Memory Upgrade A-Tech Components 9.6 4.6 (225) Buy on Amazon
22 A-Tech 4GB DDR2 800MHz Laptop Memory Upgrade Kit A-Tech Components 9.6 4.6 (890) Buy on Amazon
23 Samsung 32GB DDR4 ECC Registered Server Memory SAMSUNG 9.0 4.4 (91) Buy on Amazon
24 Crucial 64GB DDR4 Registered ECC Server Memory Kit Crucial 5.5 4.7 (16) Buy on Amazon
25 Gigastone 16GB DDR3 Desktop Memory Upgrade Kit Gigastone 5.1 5.0 (2) Buy on Amazon