My PC shuts down after a few minutes while im playing a game

MasterHedgemon

Commendable
Jul 24, 2016
4
0
1,510
I have a PC since A year now
And since 2 days always when im playing CS GO and Arma 3 My pc shuts down and restarts Even though im fine playing rocket league as long as i want

My specs:
32 GB DDR3
i7 4790k 4.00GH.z
980GTX EVGA
64Bit System
Im Using win 10
corsair 650 PSU
Cooler Master Seidon 120v Version 2

Thanks for the help im frustrated ....