Originally Posted by Riptide
Grunt dude it's probably that 5950. Nothing short of a 6800 series or X800 series card will do well in 05.
My OC'd 6600GT (575/1.08GHz) on Athlon XP 3000+ OC'd to 2310 pulls around 4400~4800. (I know I haven't specified all my system details, but you get the point!)
I know my system isn't all that hot, but the 6600GT (AGP) does ok all things considered.