MMO Crowd I am getting around 60fps full screen and around 50 windowed.
MMO Terain I get around 55-60fps fullscreen sometimes peeks to 75fps. Windowed I get around 45-50 peeking to 60fps.

My specs are in my sig.

Windows XP SP3
Intel Dual Core CPU: E5200 @ 2.5GHz
4.00GB DDR3 Ram
ASUS P5G41T-M LX
PCIE x16 GeForce GTS 450 1Gb
SB Audigy 4
Spyware Doctor with AntiVirus