Mac Pro / MacPro3,1 / 2.8 GHz - Xeon - ( Early 2008 )
Mac Pro / MacPro1,1 / 2.66 GHz - Xeon - ( 2006 )
Product details
820-2203-A 922-8524 Early 2008 A1186 Mac Pro 2.8-3.0-3.2GHz Ambient Board NB-2058W This is the Ambient Board for the Mac Pro. This collects data such as temperature to help optimize system performance by adjusting fan speed, etc. Apple part number: 922-8524, 820-2203-A