Mac Pro 2009 4,1 Processor Upgrade Kit to 12-Core 3.46GHz Xeon X5690 CPU SLBVX

2x Xeon X5690 with the IHS removed. This will only work with the Dual Processor 2009 Mac Pro model 4,1. 1x Chem Pad to clean the heatsink&cpu before installing them.

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