Name: 12.0GB (3 x 4GB) OWC PC8500 DDR3 1066MHz ECC DIMM Memory Upgrade Kit
Brand: OWC
SKU: OWC85MP3W4M12GK
Price: 29.99 USD
Availability: InStock
Rating: 4.93 (122 reviews)

Quality Gear.
Expert Support.
Since 1988.

Free Shipping available on most orders $149.00 & up. Get Details. »

12GB OWC Memory Upgrade Kit

OWC Memory. Built for Macs + PCs.

Experience your computer's true performance potential.

Improve System Speed

OWC Memory is the most cost effective and simple DIY upgrade you can install to unleash your Mac or PC's full potential, and speed up overall responsiveness.

More Apps. More Files

Become a multi-tasking maven when you upgrade your Mac or PC with OWC Memory. Open more apps. Open larger files. Plus, work with multiple files all at the same time.

Save $$ vs Factory

Save BIG vs factory memory options. Plus, select among options not offered by the factory. OWC makes it easy to find the perfect upgrade to fit your needs.

Lab Tested Compatibility

We test every OWC memory module at our in-house lab so you can upgrade with the confidence that your memory is built-to-last.

Lifetime Warranty

We built your OWC Memory upgrade to meet or exceed the toughest industry specs to provide years of worry-free service.

Step-by-Step Videos

Our detailed install videos guide your upgrade from start to finish. We provide all the steps to make your OWC Memory upgrade DIY easy.

Experience the OWC Difference

Rely on the trusted name for memory upgrades, drives and accessories for over 30 years. Your OWC Memory upgrade was built by Mac and PC people, for Mac and PC people. Our expert support team is always a call or click away. You can talk to an actual human who will kindly provide advice and guidance for any questions you may have.

Being helpful and treating others the way you would want to be treated is not just a novel idea. It’s how we do business. It's how we’re built. It's what we’ve been doing since 1988.