HWMonitor is a hardware monitoring program that reads PC systems main health sensors : voltages, temperatures, powers, currents, fans speed, utilizations, clock speeds ...
https://www.cpuid.com/softwares/hwmonitor.html
I realize there's HWiNFO 32+64 Portable, but HWMonitor is much lighter in terms of system resources and just simpler in use.
https://portableapps.com/node/14477
“My brain is only a receiver, in the Universe there is a core from which we obtain knowledge, strength and inspiration. I have not penetrated into the secrets of this core, but I know that it exists.”
― Nikola Tesla ―