Best OWC Computer Memory of 2026

Tom Law Avatar
Tom Law
Last Updated: 4 Feb 2026

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Computer memory is an essential component of any computer system, as it is responsible for storing and retrieving data quickly and efficiently. OWC offers a range of high-quality computer memory products that are designed to provide reliable and fast performance for a variety of computing tasks. Whether you are a professional designer, a gamer, or a casual user, OWC's computer memory products can help to improve your system's performance and stability. With a variety of options available, including DDR3 and DDR4 memory modules, OWC's products are a great choice for anyone looking to upgrade their computer's memory.

At a Glance: Our Top Picks

OWC 16GB Memory Upgrade Kit for Mac Cover #TOP 1
OWC 16GB Memory Upgrade Kit for Mac
ftb score rating icon 9.8
OWC 8GB Memory Upgrade for iMac Cover #TOP 2
OWC 8GB Memory Upgrade for iMac
ftb score rating icon 9.7
OWC 32GB DDR3 ECC-R Memory Kit for Mac Pro Cover #TOP 3
OWC 32GB DDR3 ECC-R Memory Kit for Mac Pro
ftb score rating icon 9.5

Top 6 OWC Computer Memory

#TOP 1

OWC 16GB Memory Upgrade Kit for Mac

OWC
OWC8566DDR3S16P
2 x 8GB
16GB
OWC 16GB Memory Upgrade Kit for Mac Cover
OWC - 16GB OWC Memory Upgrade Kit - 2 x 8GB PC8500 DDR3 1066MHz SO-DIMMs for Mac mini 2010, MacBook 2010, & MacBook Pro 13" 2010 models

The OWC 16GB Memory Kit is designed for various mid-2010 Mac models, including the MacBook and Mac mini. With 2 x 8GB PC8500 DDR3 1066MHz SO-DIMMs, it enables your device to utilise more than 8GB of total system memory, provided you are running OS 10.7.5 or later. This upgrade enhances your computer's performance, allowing for smoother multitasking and quicker load times. It is particularly useful for users needing to run demanding applications or handle large files efficiently.

What We Like
Increases system memory capacity
Compatible with multiple Mac models
Improves overall system performance
Easy memory upgrade process
#TOP 2

OWC 8GB Memory Upgrade for iMac

OWC
OWC1867DDR3S8GB
blue
8 GB (1 x 8 GB)
OWC 8GB Memory Upgrade for iMac Cover
OWC - 8GB OWC Memory Upgrade Module - PC14900 DDR3 1866MHz SO-DIMM for 27-inch iMac w/ Retina 5K Display (Late 2015) models and compatible PCs

The OWC 8GB Memory Upgrade is designed for the 27-inch iMac with Retina 5K Display (Late 2015) models, enhancing your computer's performance with its DDR3 SO-DIMM technology. With a data rate of DDR3-1867 and a speed of PC3-14900, this upgrade allows you to run applications more smoothly, significantly improving multitasking capabilities. You will enjoy faster load times and better overall efficiency, making your computing experience more enjoyable. This memory upgrade is also compatible with various PCs, providing versatility for users.

What We Like
Increases multitasking capabilities
Improves application load times
Compatible with various PCs
Enhances overall system performance
#TOP 3

OWC 32GB DDR3 ECC-R Memory Kit for Mac Pro

OWC
OWC1333D3X9M032
Noir, Bleu, Or
32 Go (2 x 16Go)
OWC 32GB DDR3 ECC-R Memory Kit for Mac Pro Cover
OWC - 32GB OWC Memory Upgrade Kit - 2 x 16GB PC10600 DDR3 ECC-R 1333MHz DIMMs for Mac Pro 2009-2012 'Nehalem' & 'Westmere' models

The OWC Mac Pro Memory is a 32GB upgrade kit featuring two 16GB DDR3 ECC Registered 1333MHz DIMMs, designed to boost the performance of your Mac Pro 2009-2012 models. With ECC-R technology, it ensures maximum reliability by correcting errors, which is especially useful if you handle critical or professional tasks where data integrity matters. The memory is fully compatible with Nehalem and Westmere Mac Pro models, meeting or exceeding Apple’s standards. Installation is simple and plug-and-play, letting you enjoy faster multitasking and smoother workflows without any complex setup.

What We Like
High 32GB capacity
Reliable ECC-R memory
Mac Pro compatibility
Easy plug-and-play install
#TOP 4

OWC 16GB DDR3 Memory Upgrade for Mac Pro

OWC
OWC1866D3MPE16G
- Black / Blue
OWC 16GB DDR3 Memory Upgrade for Mac Pro Cover
OWC - 16GB OWC Memory Upgrade Module - PC14900 DDR3 ECC-R 1866MHz DIMM for Mac Pro Late 2013 models

The OWC 16GB Memory Upgrade is designed specifically for Mac Pro Late 2013 models. With a capacity of 16.0GB, this DDR3 ECC-R memory enhances your computer's performance, allowing for smoother multitasking and improved application responsiveness. Operating at 1866MHz, it ensures faster data processing speeds, making your computing experience more efficient. Additionally, being fully compliant with JEDEC specifications guarantees reliability and optimal compatibility, giving you peace of mind while upgrading your system.

What We Like
Increases computer performance
Enhances multitasking capabilities
Ensures fast data processing
Reliable and compatible upgrade
#TOP 5

OWC 8GB Memory Upgrade Kit for iMac and MacBook

OWC
OWC1600DDR3S08S
2 x 4GB
OWC 8GB Memory Upgrade Kit for iMac and MacBook Cover
OWC - 8GB OWC Memory Upgrade Kit - 2 x 4GB PC12800 DDR3L 1600MHz SO-DIMMs for 2011-2015 iMac, 2011-12 Mac mini, and 2011-2012 MacBook Pro (non-Retina display) models

The OWC Memory Upgrade Kit is designed for 2011-2015 iMacs, 2011-12 Mac minis, and 2011-2012 MacBook Pros (non-Retina display). It includes two 4GB SO-DIMM modules, providing a total of 8GB of PC12800 DDR3L memory. This upgrade enhances your computer's performance, allowing you to run more applications simultaneously and improve overall system responsiveness. It is specifically compatible with certain models, ensuring a seamless installation and optimal performance. With this upgrade, you'll experience a noticeable boost in your device's capabilities.

What We Like
Increased performance for older models
Easy installation
Compatible with specific models
Non-ECC memory for stability
#TOP 6

OWC 32GB DDR4 2666MHz ECC SO-DIMM RAM Upgrade

OWC
OWC2C6D42R8032P
32GB kit (2 x 16GB)
OWC 32GB DDR4 2666MHz ECC SO-DIMM RAM Upgrade Cover
OWC 32GB (2X16GB) DDR4 RAM Compatible with Synology DiskStation DS1819+ and DS1821+ NAS System 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade

The OWC Synology NAS RAM offers a 32GB upgrade with two 16GB DDR4 modules running at 2666MHz. This memory is designed specifically for Synology NAS systems, ensuring compatibility and smooth performance. Upgrading your NAS with this RAM can significantly boost its speed and efficiency, making your server or micro server run faster and handle tasks better. Thanks to its ECC technology, it helps maintain system stability and data integrity, which is vital for your important files and operations.

What We Like
Large 32GB memory capacity
Compatible with many Synology models
Enhances NAS performance
ECC for data stability
Easy DIY installation
Buying Guide Image
Editor's Notes

During our OWC computer memory research, we found 86 OWC computer memory products and shortlisted 6 quality products. We collected and analyzed 13,796 customer reviews through our big data system to write the OWC computer memory list. We found that most customers choose OWC computer memory with an average price of £20.00.

The OWC computer memory are available for purchase. The top 6 picks range in price from a low of £23.00 to a high of £115.00, find the one that fits your budget.

Written by
Tom Law Avatar

Tom Law is an adventurer who has captured his love for nature into all of his works. A native of Newcastle, Tom has always wanted to share beautiful stories alongside the lovely sights of nature. Fortunately, he took into photography on one of his many journeys and gradually grew a passion for it. Tom Law is now an expert photographer who tours the world while creating and keeping memories of his adventures. He frequently puts his thoughts and experiences into writing.