CMP early-2009 4.1 - Dual CPU tray crash by a problematic upgrade with X5680 CPU 130W | MacRumors Forums
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Amazon.com: Calvas 820-1976-A 630-9045 630-7608 661-3919 MA356LL/A 2006-2007 Dual CPU 2.66GHz SL9RU motherboard Logic Board for Mac Pro 1,1 A1186 : Electronics
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