Apple Mac Pro 5,1 (2010/2012) A1289 Quad-Twelve 4-12 Core CPU Placa Bandeja Lote
Compatibility: Apple Mac Pro A1289 5,1 Year: 2010 and 2012. We did not check current EFI version (All of our CPU boards are original EFI version). Product Details. You will get one of these SN.