Im using HWmonitor
I used heavyload to test cpu
I used furmark to test gpu
HL was running for around an hour. While i just did the benchmark for furmark which was 15 mins at 99% load.
Games are legal.
I checked and the drivers were all updated.
The psu is old around 3 years, its a sumvision by the sticker 500w thats all information it gives.