Best Owc Memory in 2026

Daisy
Last Updated: Jul 17, 2026

At a Glance: Our Top Picks for Owc Memory

OWC 32GB (4 x 8GB) PC21300 DDR4 2666MHz SO-DIMMs Memory Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs (OWC2666DDR4S32S)
#TOP1
Owc 32Gb (4 X 8Gb) Pc21300 Ddr4 2666Mhz
9.8
PM SCORE
OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer
#TOP2
Owc 16Gb (2X8Gb) Ram Upgrade Pc3-12800 Ddr3L 1600Mhz
9.8
PM SCORE
8GB PC10600 DDR3 1333MHz SO-DIMM Memory Compatible with 2011 MacBook Pro, Mid 2010/2011 21.5" & 27" iMac Models, 2011 Mac Mini (OWC1333DDR3S8GB)
#TOP3
8Gb Pc10600 Ddr3 1333Mhz So-Dimm Memory Compatible With
9.8
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the Best Owc Memory of 2026

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
OWC2666DDR4S32S
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

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

#TOP2

Owc 16Gb (2X8Gb) Ram Upgrade Pc3-12800 Ddr3L 1600Mhz Sodimm 204 Pin Cl11 Memory Upgrade Kit Compatible With Late Imac, Mac Mini, And Macbook Pro Computer

OWC
OWC1600DDR3S16P
6.75 X 4.74 X 0.34 Inches
0.08 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.82

Features

PC312800 sodim ddr3 1600 mhz Non ECC Memory Upgrade Kit Compatible with 2011-2015 iMac, 2011-12 Mac mini, and 2011-2012 MacBook Pro (non-Retina display) models

Total Capacity 16GB (2x8GB) OWC pc3-12800 ddr3 1600 mhz type ram Non-ECC 204 pin SO-DIMM Memory Module Upgrade Kit Fully compliant with JEDEC specifications

Compatible with Specific 2011-2015 iMac; Model ID: iMac12,1; iMac12,2; iMac13,1; iMac13,2; iMac14,1; iMac14,2; iMac14,3; iMac15,1, 2011-12 Mac mini; Model ID: Macmini5,1; Macmini5,2; Macmini5,3; Macmini6,1; Macmini6,2, and 2011-2012 MacBook Pro (non-Retina display) models; Model ID: MacBookPro8,1; MacBookPro8,2; MacBookPro8,3; MacBookPro9,1; MacBookPro9,2

Not compatible with: 2012,2013,2014 macbook pro 13-inch and 15-inch retina display; model id : macbookpro10,1; macbookpro10,2; macbookpro11,1; macbookpro11,2

OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced Replacement Program. OWC Memory built to meet or exceed the toughest industry specs to provide years of worry-free service.

#TOP3

8Gb Pc10600 Ddr3 1333Mhz So-Dimm Memory Compatible With 2011 Macbook Pro, Mid 2010/2011 21.5" & 27" Imac Models, 2011 Mac Mini (Owc1333Ddr3S8Gb)

OWC
1333DDR3S8GB
5.00 X 5.00 X 2.00 Inches
0.07 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

8GB PC10600 DDR3 1333MHz SO-DIMM Memory

Compatible With 2011 MacBook Pro

Compatible With Mid 2010/2011 21.5" & 27" iMac models

Compatible With 2011 Mac mini

OWC Memory Lifetime Limited Warranty including Advanced Replacement Program

#TOP4

Owc 32.0Gb (4 X8Gb) Pc8500 Ddr3 1066 Mhz 240 Pin Memory Upgrade Kit Compatible With 2009 Imac 27 Inch, (Owc8566Ddr3S32S)

OWC
OWC8566DDR3S32S
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

OWC Memory Upgrade Kit: 4x 8GB (32.0 GB) PC8500 DDR3 Non ECC 1066 MHz 204 pin SO-DIMM

High Quality 32.0 GB (4x 4GB) OWC Brand PC8500 DDR3 Non ECC 1066 MHz 204 pin SO-DIMM Memory upgrade kit Compatible with Late 2009 iMac 11,1 Models

DDR3 SDRAM, 1.5V, Non ECC, Dual Rank

Compatible with iMac 27-inch (Late 2009 Model ID: iMac11,1)

OWC Memory Lifetime Limited Warranty including Advanced Replacement Program

#TOP5

Owc 1Gb Pc5300 Ddr2 667Mhz So-Dimm Memory Compatible With Macbook Pro, Macbook, Imac (Intel), And Mac Mini (Intel) Models (Owc5300Ddr2S1Gb)

OWC
OWC5300DDR2S1GB
6.10 X 5.28 X 0.51 Inches
9.00 Grams
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

1.0GB PC-5300 DDR2 667MHz SO-DIMM 200 Pin Memory Module

Capacity 1GB

Compatible with Early 2009 MacBook (Model ID: MacBook5,2) and Early 2008 MacBook (Model ID: MacBook4,1) and Late 2007 MacBook (Model ID: MacBook3,1) and Mid 2007 MacBook (Model ID: MacBook2,1) and Late 2006 MacBook (Model ID: MacBook2,1) and May, 2006 MacBook (Model ID: MacBook1,1)

Compatible with 17-inch MacBook Pro (Model ID: MacBookPro4,1) 17-inch MacBook Pro (Model ID: MacBookPro3,1) 17-inch MacBook Pro Core 2 Duo (Model ID: MacBookPro2,1) 17-inch MacBook Pro MacBook Pro (Model ID: MacBookPro1,2) 15-inch MacBook Pro (Model ID: MacBookPro4,1) 15-inch MacBook Pro (Model ID: MacBookPro3,1)15-inch MacBook Pro Core 2 Duo (Model ID: MacBookPro2,2) 15-inch MacBook Pro (Model ID: MacBookPro1,1) 15-inch MacBook Pro (Model ID: MacBookPro1,1)

Compatible with 24-inch iMac (Model ID: iMac7,1) 24-inch iMac (Model ID: iMac6,1) 20-inch iMac (Model ID: iMac7,1) 20-inch iMac (Model ID: iMac5,1) 20-inch iMac (Model ID: iMac4,1) 17-inch iMac (Model ID: iMac5,1) 17-inch iMac (Model ID: iMac5,2) 17-inch iMac (Model ID: iMac4,1) with Mid 2007 Mac mini (Model ID: Macmini2,1) Late 2006 Mac mini (Model ID: Macmini1,1) Early 2006 Mac mini (Model ID: Macmini1,1)

#TOP6

Owc 2Gb Pc6400 Ddr2 800Mhz So-Dimm Memory Compatible With Imac (April 2008), Macbook (White) 2.13Ghz (May 2009), And Compatible Pcs (Owc6400Ddr2S2Gb)

OWC
OWC6400DDR2S2GB
7.01 X 5.00 X 0.51 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

OWC 2GB PC6400 DDR2 800MHz SO-DIMM Memory

Capacity 2GB

Compatible With MacBook (13-inch, Mid 2009) Model ID: MacBook5,2

Compatible With iMac (20-inch, Early 2008) Model ID: iMac8,1 // iMac (24-inch, Early 2008) Model ID: iMac8,1

OWC Memory Lifetime Limited Warranty including the OWC Lifetime Advanced

#TOP7

Owc 128.0Gb (8X 16Gb) Pc10600 Ddr3 Ecc-Registered 1333Mhz 240 Pin Memory Upgrade Compatible With Select 2009-2012 Mac Pro Models (Owc1333D3X9M128)

OWC
OWC1333D3X9M128
0.79 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

OWC 128.0gb (8x 16gb) pc10600 ddr3 ram 1333 mhz ecc-r 240 pin memory upgrade compatible with select 2009-2012 mac pro models model id: macpro4,1 macpro5,1

Compatible with mac pro 2009-2012 models model id: macpro4,1 macpro5,1 2.3ghz & 2.7ghz & 2.9ghz 8-core xeon, 2.4ghz 8-core xeon & 2.7ghz & 2.9ghz 12-core xeon, 2.4ghz & 2.7ghz & 3.1ghz 12-core xeon

Total capacity - 128gb ; kit module - 8 x 16gb modules ; data rate - 1333mt/s ; eccr ; form factor - dimm ; ddr3 ; pc speed - 10600 ; 240-pin ; fully compliant with jedec specifications

To utilize over 32GB in your Mac Pro using 10.6.x or greater, you must boot into 64 bit mode. In 32 bit mode, all memory will show in system profiler but only up to 32GB will be used by the computer.

OWC memory lifetime limited warranty including advanced replacement program. built to meet or exceed the toughest industry specs to provide years of worry-free service.

#TOP8

Owc 8Gb Ddr3 1066Mhz 8Gb Ddr3 1066Mhz Ecc Memory Module - Memory Module (Ddr3, Pc/Server, 240-Pin Dimm, Rohs)

OWC
OWC8566D3ECC8GB
8.66 X 3.15 X 1.18 Inches
0.10 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.82

Features

OWC 8GB PC8500 DDR3 ECC 1066MHz DIMM Memory

Compatible With Mac Pro 8-Core (Early 2009 - 2010) Model ID: MacPro4,1 MacPro5,1 : 2.9GHz Xeon X5570, 2.7GHz Xeon X5550, 2.3GHz Xeon E5520 / 2.4GHz Xeon E5620

Compatible With Mac Pro 4-Core (2009 - 2012) Model ID: MacPro4,1 MacPro5,1 : 3.3GHz Xeon W3580, 2.9GHz Xeon W3540, 2.7GHz Xeon W3520 / 2.9GHz Xeon X5570, 2.7GHz Xeon X5550, 2.3GHz Xeon E5520 / 3.2GHz Xeon W3565

Compatible With Xserve Xeon (Early 2009) Model ID: Xserve3,1 2.9GHz Xeon X5570, 2.7GHz Xeon X5550, 2.3GHz Xeon E5520, 2.3GHz Xeon E5520

OWC Memory Lifetime Limited Warranty including Advanced Replacement Program

Owc 64.0Gb (4 X 16Gb) Pc3-14900 1866Mhz Ddr3 Ecc-R Sdram Memory Upgrade Kit, Ecc Registered Compatible With Mac Pro 2013 (Owc1866D3R9M64)

OWC
OWC1866D3R9M64
6.20 X 1.20 X 3.80 Inches
0.22 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

64.0GB (4x16GB) ddr3 ecc 16gb ram upgrade kit PC3-14900 1866MHz ECC-R dimm memory modules compatible with Mac Pro Late 2013 (December, 2013) Model ID: MacPro6,1 (2.7GHz 3.0GHz, 3.5GHz, 3.7GHz)

Product Specs - 4 x 16GB modules ram ddr3 ecc r pc3 14900 dimm 1866 mhz 240 pin memory kit. Low noise 8-layer PCB. Fully compliant with JEDEC specifications

Mac pro memory 64gb compatibility - Mac Pro 2013 ram Model ID: MacPro6,1 3.7GHz 4-Core Xeon & 3.5GHz 6-Core Xeon & 3.0GHz 8-Core Xeon & 2.7GHz 12-Core Xeon

Mac Pro (Late 2013) models utilize thermal enabled ECC Registered and ECC non-Registered memory, however ECC Registered and ECC non-Registered mhz memory cannot be combined.

OWC Memory Lifetime Limited Warranty including Advanced Replacement Program. Built to meet or exceed the toughest industry specs to provide years of worry-free service.

#TOP10

Owc 128Gb (4 X 32Gb) Pc10600 Ddr3 Ecc-R 1333Mhz Dimms Memory Compatible With Mac Pro Late 2013 Models (Owc1333D3Z3M128)

OWC
OWC1333D3Z3M128
7.00 X 5.00 X 1.30 Inches
0.25 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

Total Capacity - OWC 128GB ram PC3 10600 DDR3 1333 mhz ECC-R DIMMs memory upgrade kit. Quantity - 4 x 32GB memory PC3 10600 DDR3 1333 mhz ECC-R DIMMs

OWC ddr3 ram 1333 compatible with Mac Pro Late 2013 Model ID: MacPro6,1 3.7GHz 4-Core Xeon & 3.5GHz 6-Core Xeon & 3.0GHz 8-Core Xeon & 2.7GHz 12-Core Xeon

Lab Tested Compatibility every OWC memory module is tested at our in-house lab so you can upgrade with the confidence that your memory is built-to-last

Mac Pro 2013 uses ECC non-Registered for 4GB and 8GB and ECC Registered for 16GB and larger. Any 4GB and 8GB ECC non-Registered cannot be mixed with larger ECC-Registered and will need to be removed.

OWC Memory Lifetime Limited Warranty including Advanced Replacement Program. Built to meet or exceed the toughest industry specs to provide years of worry-free service.

#TOP11

Owc 64Gb (8 X 8Gb) Pc21300 Ddr4 Ecc-R 2666Mhz Rdimm Memory Compatible With Mac Pro 2019 8-Core (Owc2666R8M64)

OWC
OWC2666R8M64
7.00 X 5.00 X 1.50 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
OWC (Other World Computing) 9.81

Features

OWC 64GB (8 x 8GB) PC21300 DDR4 ECC-R 2666MHz RDIMM Memory

Capacity 64GB (8 x 8GB)

Compatible With Mac Pro 2019 8-Core; Model ID: MacPro7,1

IMPORTANT NOTE: Mac Pro can use either RDIMM or LRDIMM, but they cannot be combined. Additionally, LRDIMM modules must all be of the same size.

OWC Memory Lifetime Limited Warranty including Advanced Replacement Program

Top 10 memory owc Brands on Amazon

Here is the list of top-rated brands that were evaluated by PM.

Brand Count
Owc 39

Top 10 memory owc Brands Pie Chart


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