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*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 class="p1" style="margin: 0px; font-variant-numeric: normal; font-variant-east-asian: normal; font-stretch: normal; font-size: 13px; line-height: normal; font-family: Menlo;">You can see how ourmirror finishlooks like in above video.
Mac Pro 2009 4,1 (to 5,1) Delidded CPU Install Guide (x5680 x5690 12-core CPU Upgrade)
Video will open in a new window
Using the mobile app? Copy this link into your browser: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 installing it are very welcome.
Delidded Pair - Intel Xeon X5690 Processors SLBVX 3.46GHZ - LGA1366 12-Core CPU
$90.24
Matched Pair Lot 2 DELIDDED Intel Xeon X5690 X5680 X5675 Processor Mac Pro US
$66.49
Delidded Pair - Intel Xeon X5690 Processors SLBVX 3.46GHZ - LGA1366 12-Core CPU
$164.95
Documentation