gaming shutting down

Knock

Honorable
Mar 2, 2014
131
0
10,680
Pc still shutting down i updated the chipset got anti-malware
heres a ss of the temps with th h100i on performance

the psu is a 750w fractal

pc runs fine when just browsing watching movies but literally join a game in csgo not a demanding game pc completely turns off like someone clicked the switch how do i find out what has broken so i can replace it ?