ok finnaly found a atitool i can get to work in vista with my 8800gts but whoever uses this use with cautioni deem my safe overclock 650mhz on the core, but i thought i would give ati tool a whirl and see what it said. it shot streight passed 650 up to 688mhz then blocks every were but ati tool didnt stop it kept going so i had to cancel it my self so this is a word of warning to any one going to use the latest beta 0.27 of ati tool for there 8 series nvidia card.