Hi guys im having a problem similar to simonlodge except i dont have problems with orange screens black screens and so on....

This all happened only after re-installing windows cause my previous windows had a virus..

i re-installed windows and drivers with the disks and did all my windows updates and .Net framework update
but everytime i play a game for a while the game crashes not on 1 game its all my games it just says BF4 has stopped working or DAYZ has stopped working and i dont get any error messages ... I tried replacing the memory and Graphics card same problem tried using my new unopened HDD and still same problem cleaned my mother bored and fans and slots tried a different bigger psu i tried re-installing windows again ,,but still same problem...i tried playing a old game (wolfenstien) and still does it...I dont see Windows security essentials even with the installiation dont know if maybe it could be causing the problems cause it not working or not on my pc..i have Direct X 11 ... i tried playing the games on friends pc it works fine ...my pc temp stays on 28c along with gpu cause of the 6 fans i use excluding my gpu fans and cpu fans i tried taking half out and even all out temp goes up but game still cuts out after a certain period of time...please can you Help me