ABOUT: For your consideration is a maxed-out Mac Pro 5,1 processor tray, designed to upgrade your single CPU Mac Pro 2010 or 2012. This tray is NOT compatible with a flashed 2009 Mac Pro 4,1 tower.

SPECS:
• Mac Pro 2010/2012 (5,1) Dual CPU Tray
• 2x 6-Core Intel "Westmere" Xeon X5650 2.66ghz CPU, 12-Cores 24-Threads total
• 48GB Registered DIMM DDR3-1333 RAM (4x 8GB 4x 4GB Micron & Samsung)

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TESTING: This is a used tray this shows light dust and age. It was pulled from a fully functional unit and was tested for good thermals and for functionality of CPUs and RAM using MacOS 10.13 High Sierra and Cinebench R20. 

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TERMS: This CPU tray upgrade requires the buyer to have a 2010 or 2012 Mac Pro 5,1 model. This CPU tray will not work correctly in a 2009 Nehalem 4,1 tower. Thanks!