Mac Pro Northbridge High Temperatures due to Broken Heatsink Retainer #Mac mini late 2012 memory upgrade how to Info on 2009-2012 Mac Pro very high Northbridge Temperatures due to a broken plastic heatsink retainer. (This can result in kernel panics/crashes.) If you can't find a source for the OEM retainer, some have used screws instead. (Page includes photo of Heatsink location and link to freeware temperature monitor.) Mac Pro 2009, 2010 & 2012 models are same design. Notes on upgrading 2009 Mac Pro (4,1) using 2 Xeon X5670 2.93GHz or X5690 3.46GHz 6-core Westmere CPUs. (Often bought used, sometimes delidded.) Includes tips on what to do when things don't go right initially and link to an instructional video on a similar upgrade. That 2010 Mac Pro firmware also adds support for faster ram, MDP audio.)Ģ009 Mac Pro 6-core CPU Upgrade (3.46GHz X5690) (2009 Mac Pro 6-core CPU support requires the 'unofficial' MacPro 5,1 EFI update. Notes on upgrading single CPU 2009 Mac Pro (4,1) using a Xeon X5690 CPU instead of a W3690. (As noted earlier, 2009 Mac Pro 6-core CPU support requires the 'unofficial' MacPro 5,1 EFI update.) First report updated Dec. Reader report on a 2007 Mac Pro 2,1 running OS X 10.9 Mavericks (via Tiamo's Boot EFI patch) and a (PC) Radeon 7970 graphics card.Ģ006 Xserve Dual 3GHz Quad-Core X5365 CPUs Upgrade ($150) Long report on a 2009 Mac Pro CPU upgrade experience that includes notes on the 5,1 EFI update, buying X5675's with IHS (integrated heat spreader) removed, resolving some initial problems with upgrading the CPUs, and comments on other upgrades (Video card, 1333MHz RAM, SSD, etc) for the Mac Pro tower.Ģ007 Mac Pro running OS X 10.9 Mavericks (w/Radeon 7970 card) 2016 for owner notes on swapping his 2009 Mac Pro single CPU tray for a Dual CPU tray, and buying another X5690 CPU.Ģ009 Mac Pro Dual 3GHz X5675 CPU Upgrade (and More) Includes a warning about the Xserve heatsink thermal sensor.Ģ006 Mac Pro Dual Quad-Core CPUs/EFI/PC 5770 Upgrades Reader report on replacing Xeon 5160 dual-core CPUs in a 2006 Xserve with 2 Quad-Core 3GHz Xeon X5365's. Reader report on a 2006 Mac Pro 1,1 (original 2 dual cores) CPU upgrade to dual 2.66GHz quad-core Xeons ($70), PC Radeon 5770 card ($75) and EFI update. (Jul 2013) Reader report on his 2006 Mac Pro (original dual cores) CPU upgrade to dual 2.66GHz quad-core Xeons. #Mac mini late 2012 memory upgrade upgrade #Mac mini late 2012 memory upgrade upgrade.#Mac mini late 2012 memory upgrade install.

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