Video drivers might be the one causing the problems, got any other games to compare fps (PC games i mean)? You can try disabling anti-aliasing to see if it makes some difference, or aero... but seeing it's a GTX280, just try anyways.
ASRock Conroe 1333-D667
Intel Pentium Dual Core E2180 2.00GHZ
2GB ram
Windows XP x64
Ati Radeon HD3650 256mb GDDR3
Intel Pentium Dual Core E2180 2.00GHZ
2GB ram
Windows XP x64
Ati Radeon HD3650 256mb GDDR3
![[Image: bugwk7.gif]](http://img503.imageshack.us/img503/301/bugwk7.gif)
