2009 Apple Mac Pro 4,1-5,1 UPGRADED Logic Board - 5,1 Firmware 144.0.0.0.0
$120
This logic board's firmware has been upgraded to 144.0.0.0.0 (a.k.a. 5,1 firmware). The upgraded firmware basically updates your 2009 from a 4,1 to a 5,1. This is a 2009 Mac Pro Logic Board. #820-2337-A.
