I have win vista ultimate and when ever i run a game, after like few mins my display driver stops working n every thing goes black, if i minimise the game then the display comes back and there is this error on the screen that the display driver has stopped working, and has recovered, but i cant play any game, i've been playin FEAR, oblivion, gost recon advanced warfighter ............guys i need help................solution.................is it the driver unstable or win vista unstable...............driver fails cause of my cards(xfx 8800 gts 320 mb xxx) over heating,???? btw i've my 3d settings are all set to max.......HELP!!!!