Pair Delidded Intel Xeon 3.46GHz X5690 Mac Pro 2009 4,1 Upgrade
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Pair Delidded Intel Xeon 3.46GHz X5690 Mac Pro 2009 4,1 Upgrade

$162.95
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Delidded Pair - Intel Xeon X5690 Processors SLBVX 3.46GHZ - LGA1366 Six-Core CPU. Condition is Used. Shipped with USPS First Class Package. For dual-CPU Mac Pro 4,1 2009 upgrade. Fully tested before shipping. Note that different from many sellers, this product has CPU die like a mirror. No residues of solder, thus much better thermal conduction. You may need some other items to install your CPU: * T-key wrench. You can buy it from amazon: "EKLIND 54930 3 MM Cushion Grip Hex T-Handle T-Key Allen wrench". * 4,1->5,1 firmware update program. You can download  from github. Just google "github MacProFirmwareToolUpdate". * 90% alcohol chem pad and thermal paste. You can buy from most electronics stores.   Install guide: https://www.youtube.com/watch?v=Et29f4uTLPs   Note that for testing we used pencil eraser and then used 90% alcohol to clean the pin contacts before install. Just in case it cannot boot for you, the first thing I’d try is to clean them again. Any questions about in

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