my g31m-s runs shithouse in vista n windows 7 cant even play games well i can but they chunk down like anything i have 2gig of geil ddrII800 dual chan kit, a core2quad q6600 and a nvidia 8600gs with 512mb ram it also supports dvmt (dynamic video memory technology) windows xp i get superb perfomance out of vista n win7 chunk bad in games any ideas why??? bios setting mebbie im pretty cluey with computers and this has honestly got me stumped lol....