Mac Pro 5,1 2010/2012 A1289 CPU Tray 2 x 3.46 GHz 12 Core Intel Xeon 128GB RAM
Processor tray for Mac Pro 5,1 (2010 and 2012 machines) with dual Xeon X5690 6 core processors running at 3.46Ghz, 12 Cores total. 128GB RAM (8x16GB) with all slots taken. Running at 1333MHz which is the fastest possible in these machines.