Running 2 sessions, 1 per monitor. It seems whichever session is loaded last has 10 +/- more FPS then the other at all times. Any particular reason? Would like to bump the other session FPS up to match.

Vista Ultimate 64-Bit - Dual View
Q6600 @ 3.6GHz
8800 GTS (G92) 785/2250/1961
4GB HP2-6400 RAM
2x 22" 1680x1050 Widescreens.