You can complain about the fan of the GeForce 6800 GT, which does not cool in my opinion the card sufficient enough. I have therefore built a case fan.
In 3DMark 2001 (all tests) I get 10811 points (512 MB DDR Ram, AMD Sempron 3000+ (1.81 GHz), Windows XP Home Editon Version 2002 Service Pack 3).