I seem to have a BSOD issue with my pc. I use windows Vista been using it for over a yr now with never a issue till now. When i boot right when the Desktop shows up BSOD. It's says IRQ_Not_less_equal. These are things i have done. Installed Vista (Quick Format) Installed Vista (Full Format New raid setup) Installed Vista X64 Installed XP / XP Installed windows 7 installed New drivers Installed old Drivers Changed all Setting to stock. Changed Ram Slots Changed HDD ports Changed Heat sink Not sure what more i can do here i checked everything. i cant seem to get away from my BSOD.