I've tried every graphics option I can--nothing seems to prevent the following effect from occurring every time I load up a game.
http://i.imgur.com/WbjI2tX.jpg
dxdiag: http://pastebin.com/cwuqteMm
http://i.imgur.com/WbjI2tX.jpg
dxdiag: http://pastebin.com/cwuqteMm