I'm sorry I haven't seen this until now, hopefully you have email updates on. I've definitely found the fix for this but still have been having a hell of a time finding a sweet spot with settings on our hardware. I have a P7805u, which is essentially the same rig. Check this post out for the fix, it involves using riva tuner: http://forums.guru3d.com/showthread.php?t=348788 PM me if you need anymore help, I've been through the ringer on this one.