OWC 16.0GB (2X 8GB) DDR3 ECC PC10600 1333MHz SDRAM for Mac Pro

Memory Upgrade Kit For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models and PC desktops with Intel / AMD 2 x 8GB (16GB) OWC Brand PC10600 DDR3 ECC 1333 MHz 240 pin DIMM 1.5V Mac Pro Memory Upgrade Kit Matched pair, perfect for the Mac Pro 8-core / Quad-core Xeon systems! Compatible: Mac Pro 12-Core (Model ID: MacPro5,1) Mac Pro 8-Core (Model ID: MacPro5,1) Mac Pro 8-Core (Model ID: MacPro4,1) Mac Pro 6-Core (Model ID: MacPro5,1) Mac Pro Quad-Core (Model ID: MacPro5,1) Mac Pro Quad-Core (Model ID: MacPro4,1) OWC Memory Lifetime Limited Warranty including Advanced Replacement Program"