Modern Warafare 2 Crashes/Freezes

[thangbipbomz]

hey everyone i am palying this game and 3-5 hours in my computer just crashes i get the BSOD or soemtimes i just freeze causing me to restart. My gfz are on normal all that shader *** is on no. i put my fan on high it helps a little but it get anoying anyone got a solution? i sometimes get display-driver-atikmdag-stopped-responding-error.html

 

[thangbipbomz]

nvm i have been crashing free since i did most of these http://www.atikmdag.com/?cat=3