I have no idea what is causing this. BIOS settings should be all good as far as i can tell.
INFORMATION REQUIRED WHEN POSTING A QUESTION Full model of motherboard is essential.
Only one test is not enough. Check your power plan. It should be Normal or High performance.
Make this test, when sensors in HWinfo64 are open, and upload here full info displayed in sensors.
Have you any programs for tweaking/overclocking installed in your system?
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