GPU being "Power performance limited" despite only reaching 305W when the limit is at 340w?

Shineblind

New Member
hey,

sometimes during very short periods during Superposition benchmark and TimeSpy Im getting

Performance Limit - Power Yes

in HWiNFO despite my peak GPU Power reaching only 305W when my 4070 Ti Gigabyte Eagle OC is set to be able to handle 340W.

total GPU power % of TDP (normalized) peaks at just under 109% when I have set it to 119%.



(screenshot taken in 7.6 but I have v8.9-5400 and the same happens).

so what exactly is going on?
what sensor is the most reliable? GPU Power, % of TDP or Performance Limit - Power Yes?
are all sensors reliable, but the spike in power is so quick that only Performance Limit - Power registers it despite I have polling set to 20ms (fastest)?

I even tried flashing a different Vbios that is supposed to give me 366W max and I still get the same problem every once in a while.

Windows 11
MSI PRO Z690-A DDR4
12600k
4070 TI Gigabyte Eagle OC
Seasonic 850W FOCUS GM-850
 
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