Right-click 'my computer'.
Properties -> advanced ->
In the box that says 'startup and recovery' press settings.
Untick automatically restart in settings.
Post if you got a BSOD on screen now, when it restarts.
Full number and details.
To eliminate a heat problem, you can try run with the case open.
Careful feel if the fans are spinning.
There are prolly temp readings in BIOS or with your vga control center.
Good idead also would be to post some specs on your system.
start -> run -> dxdiag
to get a printout to screen.
Post back with your findings.
edit more spelling etc
Edited by nightspydk, 25 November 2007 - 05:25 PM.