i just eazy flashed my bios from 1503 to 1701,now when i get to desktop it just freezes or i get blue screen.i put the old bios back on and the same thing happens.im running 2 8800 gts and a 8600 for physics,now i cant get either card to work,well i cant get past the desktop before it memory dumps.ive cleared the cmos and i am stumped please someone help me