how am I supposed to track whether it's under 80c or not?From a cooling perspective, probably not as long as your parts stay under 80C however the stock Intel cooler can get a bit audible. Try it first and if it's too loud or doesn't keep the 8400 within safe limits then replace it.
HWmonitor records the min, current & max temps for your CPU and GPU as well as other parts and is free.how am I supposed to track whether it's under 80c or not?
thanksHWmonitor records the min, current & max temps for your CPU and GPU as well as other parts and is free.
https://www.cpuid.com/softwares/hwmonitor.html