|More likely some hardware problem. |
It may be that you could re-seat any connections and cards.
I'd look to the video card or built in video as the problem.
It never hurts to reload the entire system back to OEM just to prove.
It is also possible that if you set bios settings too far off default it could cause this.
1/3 of highway deaths are caused by drunks. The rest are by people who can't drive any better than a drunk.