This is a STOP 0x116: GRAPHICS_DRIVER_TDR_FAULT error message
More info here: BSOD Index
This is usually a hardware error, but there's a couple of things that you can try before swapping out the video card.
Update your video card drivers
Try the steps in this post to help rule out the video card: http://www.sevenforums.com/crashes-d...tml#post350186
Borrow a video card - or buy one that you can return in order to try it in place of the current card.