*Used, OWC Tested*
For Mac Pro 2009-2012 'Nehalem' & 'Westmere' models. (*) 12GB (3 x4GB) Apple/Major Brand PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit (*) 12GB (3 x4GB) Apple/Major Brand PC3-10600 DDR3 ECC 1333MHz 240-Pin DIMM Memory Upgrade Kit..