Mac Pro 2010 2012 5.1 Dual CPU Tray 2.4 GHz Xeon (2 X 4 Core) 8 Core /32 GB Ram
Installed Ram: 32 GB (2x16 GB). Compatible with: Mac Pro 5.1. This will only work with the 2010-2012 Mac Pro model 5,1. It will NOT work in the 2009 4,1 model, as the trays have a different SMC version.