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Eddie8

macrumors newbie
Original poster
Oct 3, 2015
18
5
Anyone else have an issue with iStat reading GPU temps spiking to millions or hundreds of thousands?

I have one GPU core (just one core that has the issue) that seems to be getting erroneous temperature readings on my M1 Max. It's spiked to 3 million, 1.3 million and a few times to 400 thousand. So now the scale of the graph is now between 0 to 4xxxxxxx.

Issue is still occurring and GPU 1 spiked to 1.4 million today.

Screen Shot 2022-01-27 at 11.24.44 am.png
 
Occam’s razor… it’s pretty clear your Mac every so often reaches temperatures ordinarily found on the sun.
 
I also see this - did you ever figure it out? I'm wondering if it's because I have the 24 core gpu version and GPU 1 is the disabled block.
 
I also see this - did you ever figure it out? I'm wondering if it's because I have the 24 core gpu version and GPU 1 is the disabled block.

I submitted a support request to iStat Menus and they’re currently investigating.

I also have the 24 core gpu, but it reads normal temps apart from these random spikes, so I don’t think that’s the disabled gpus.
 
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