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12.0GB OWC Memory Upgrade Kit

Matched pair, perfect for the Mac Pro 8-core Xeon systems!
Memory Image
Product Specs:
OWC Memory for Mac Pro 8-core Xeon fully meets Apple's specifications with special attention to proper thermal specifications.
Memory Trade in
Save money by trading in your original chips! View available memory rebates.
From the purchase date of qualifying memory from OWC, you have 60 days to trade-in your old memory for a cash rebate!
Just fill out OWC's online rebate form or contact OWC Customer Service after you receive and install your new memory.
*About the Apple Specified Thermal Sensor:
Ensuring maximum performance, reliability, and operational feedback -this DDR3 ECC Modules for the Apple Mac Pro 'Nehalem' 4 Core/8-Core and 'Westmere' 6-Core/8-Core processor models feature utilization of Apple qualified components including the inclusion of the Apple qualified Thermal Sensor EEPROM.
Please Note:
Memory modules may differ in appearance from those pictured.
This OWC Memory is compatible with... Learn how to find your Mac's model ID or PC specs
Mac Pro
Mac Pro 12-Core
(Mid 2010-2012)
(July, 2010 / June 2012)
Model ID: MacPro5,1
2.40GHz, 2.66GHz, 2.93GHz, 3.06GHz
Mac Pro
Mac Pro 8-Core (Mid 2010)
(July, 2010)
Model ID: MacPro5,1
Mac Pro
Mac Pro (Early 2009 8-Core)
(March, 2009)
Model ID: MacPro4,1
2.26GHz, 2.66GHz, 2.93GHz
PC Desktop
PC Desktops
Compatible with Intel / AMD Process based PCs capable with the specifications listed above. Memory complies with JEDEC Specifications, document JESD79-3B.

Customer Ratings

Write a Review 5 / 5 1 out of 1 (100%) reviewers would recommend this product
Verified Buyer
Reviewer: Anonymous Location: Wichita, Kansas Age: 55-65 Experience Level: Power User Owned Product: over 6 months
Rating: 5/5 Another order fulfilled perfectly March 7, 2013 OWC has been my Mac hardware/software retailer for many years. Once again, I received fast, efficient service. The order was here in only 2 days, was exactly what I wanted, and all items were in perfect condition. This will keep me coming back for many more years. Thanks OWC, for the great products and service you provide for the Mac community.


I would recommend this item to a friend!

OWC Memory 12.0GB 6 x 2.0GB PC10600 DDR3 Kit Mfr P/N: 1333D3W2M12K MacSales.com SKU: OWC1333D3W2M12K OWC Memory Upgrade Kit Lifetime OWC Limited Warranty Ships: Same Day Only $77.94Matched Kit for $69.99
Add to CartOther World Computing 1333D3W2M12K In Stock, Click to Buy Now