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:::Nvidia GTX7xx 9xx Titan X Z Maxwell based card:::


:::Edited AppleGraphicsPowerManagement:::

::For OS Sierra 10.12::


*Please use MacPro 5,1 or 6,1 as SMBios due to Settings made for F60DEB81FF30ACF6 designed machines




-Edited Energy UP and Down Threshold for High response and fast decrease.


-Edited Engine UP and Down Threshold for smooth Low-to-High transition graphics.


-Edited Memory Up and Down Threshold to fast response and fast decrease.


-Edited P0 and P1 table to work around Energy, Engine and Memory Settings


-GPU Idle--> Core 135Mhz@40~55C degrees Fan @1050RPM*


-Memory Idle-->810Mhz@40~55C degrees Fan @1050RPM*


-GPU load--> Core 1000Mhz@78~85C degrees Fan @2200RPM*


-Memory Load-->7000Mhz@78~85C degrees Fan @2200RPM*


*Sorry about GPU fan, the current RPM is the best result for now (Nvidia Maxwell normally runs @700~800RPM, GTX980´s sometimes start @0RPM...)





-The installation have no secret:


-Replace the current AppleGraphicsPowerManagement.kext in the S/L/E folder.



Update 1


-Righ Click on ApplePowerManagement.ket then Show Package Contets, Open the info.plist


(PlistEdit or other) find F60DEB81FF30ACF6 Change Vendor10deDevice14c2 with


your equivalent Graphic Card (ex: GTX980= Vendor10deDevice13c0)




Processor: Intel i7 4820K 3.7Ghz @4.0Ghz

Memory: Corsair Dominator 9-9-9-27 24GB

Graphics: Galax Nvidia GTX TitanX 12GB

Mobo: Asus P9X79 LE

SSD: SanDisk 240GB Corsair 240GB

What's New in Version 0.1.1


  • 0.1b -1st version
  • 0.1.1 -Edited text about info.plist edition

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Thanks I will Try and Replay.

Careful with GTX980´s because in common cases, the fan not runs until 65~70C degrees, so, dont start a "heavy load" aplications in the beginning...

Check the GPU fan. Check the conditions first (HW sensor, or other monitors)

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should use a injector for that ..


every update same problem .. must replace  the kext ..


like a legacy_AGPM.kext injector ..


good hack

Artur, se eu usar aqui na gtx 750 com smbios iMac 13,1 vai dar merda ?

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