It's defintiely the video card...
P4 @ 2.0GHz
Radeon 9700 Pro (driver 6292)
Win XP Pro SP1
Score = 4482
My mainboard's (ASUS P4T-E) AGP slot only goes to 4x. I think it's time for a new board. Most of the scores higher than mine are running boards that support AGP 8X.