Successful Tahoe Ryzen build - R5 5600x & RX6600xt

madvinegar

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Jun 2, 2020
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After some effort I have succesfully managed to update my rig from Sequoia to Tahoe (by clean installing Tahoe). The details of my rig are in my signature.

I have working wifi via heliport and itwlm
I have working sound via VoodooHDA
I have working bluetooth
I have working USB ports

All seems to be working fine and fast. The only thing I could not manage to do is to make AMD Power Gadget to work. I get an error message everytime it loads as if I don't have the necessary kexts installed, (but I do). See the attached last pic.(SOLVED. see post #7)
 

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Please post your EFI AMD Power Gadget hasn't been updated in sometime.
 
Please post your EFI AMD Power Gadget hasn't been updated in sometime.
Please see attached.
Ofcourse I erased MLB, Serial Number, System UUID and ROM entries.

Also the AMD power gadget kexts are missing as I deleted them since they were not working (but were the latest ones available).
 

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I was wrong, AMD power gadget is working on mine, the only difference I see is expose sensitive data I have set to 10. Give this a shot.
 

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Last edited:
I was wrong, AMD power gadget is working on mine, the only difference I see is expose sensitive data I have set to 10. Give this a shot.
Unfortunately, it did not work. Thanks anyway.

Ok, it is not so important since everything else works fine. It was just a nice thing to have.

Just to check, I just place the two kexts (AMDRyzenCPUPowerManagement, SMCAMDProcessor) inside the kexts folder, update the config plist, and install the AMD.Power.Gadget app (and reboot). Is there anything else I should be doing...?
 

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  • Στιγμιότυπο οθόνης 2025-10-09, 12.08.45 μμ.png
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Thats basically all I do here is my working version.
 

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Thats basically all I do here is my working version.
I fixed it !!
The problem was with the placement/order of the Kexts. They had to be moved lower in the list and above the GPU sensor kexts. I found out because I used propertree to do the OC snapshot and I got a message that the placement of the radeonsmc kext had to be corrected.

All Ok now. I also changed the expose sensitive data to 10 in order to get the motherboard details in the app.
Many thanks for your help!
 

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  • Στιγμιότυπο οθόνης 2025-10-10, 8.53.16 πμ.png
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I fixed it !!
The problem was with the placement/order of the Kexts. They had to be moved lower in the list and above the GPU sensor kexts. I found out because I used propertree to do the OC snapshot and I got a message that the placement of the radeonsmc kext had to be corrected.

All Ok now. I also changed the expose sensitive data to 10 in order to get the motherboard details in the app.
Many thanks for your help!
can you please share your efi?
 
can you please share your efi?
Here you go. Mind you, I erased MLB, Serial Number, System UUID and ROM entries from PlatformInfo section.
 

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