ok so i have an 4870 and when ever my pc boots to windows 7 i get all theses little blocks and then the screen locks and it bsod saying atipakmanger something now i can boot in to safe mode and bois all day and i removed all ati drives and its fine if i put any ati drives or let windows install them next boot same thing hapes what could be going on? had this gpu for about 2 years