i have had the weirdest problem were i got a pop up the said something about an nv4 driver being bad and to me to reboot but before i could read it all my computer reboot and the fan on the gpu started to go on and off . I tried 2 gpus and different ram also but no luck. anytime i turn it on it will start all the fans but no beeps or post. i tried new psu but no. no video or anyting.
asus m3a78-t
amd phenom II x4 920
evga gtx 260
4gb ddr2 1066
bfg 550w psu.
the weirdest thing is that i had the same problem happen too me the day before on a different machine with an amd 5600+ and an xfx 8200 mobo. what do i have to replace.