wow, thats like your RIVE is get freeze with DICE 😄
that is happen to my RIVE too, mobo temp shows 123 C.. it's hot huh...
that is misreading sensor, I'm running aida64, HWmonitor, HW info, Real Temp. and I try to close them all, than.. voilaa.. the issue is gone. mobo temp is back to normal, now around 33-40 C.