Your system has other problems, those problems may even be causing performance to be reduced.
Please share with us additional detail. What games crash, what version of Win 10 are you running, what are you doing when they crash, does it happen randomly or within a certain time period of playing?
Whenever i am playing games my CPU usage is high and gpu is low due to this i face little bit lag then suddenly blue screen prompts and pc restarts and this happens randomly. Even when i am streaming my gpu usage is 50 and cpu 100 and while i am not streaming cpu 90-100 and GPU 45-50.
GTA V RP(Fivem)
And many more games
When i play game like COD Warzone my pc lags very much. i have to close every application even discord too.
Kernel security check failure
System service exception