well i play a fair few games on my computer and normlay they all ran normal without this problem the first one is fallout 2 which im playing at the moment and i get these like allmost dead pixel dots all over the screen and i think thats a prob with that kinda graphics engine coz its all pickture and other games that i play that are 3d have this pologon tearing thing and it spazes out and things flash every where and it freezes and crashes some times and im not gona name any games coz its with every one...its strange coz it started on my 32 bit version and i just formated with a 64 bit version i got and it does same thing i think i have all the latest drivers but who knows my system is 1.5 gig of ddr400mhz ram amd 3800 and a nivdea 7900gs plz what the fudge is wrong ?