I just built a new system. It an A64 3500+ (939 newcastle), MSI K8N Neo2 Platinum, 512 x 2 Crucial Ballistix 3200, EVGA 6800 GT, and WD Raptor 3DMARK05 is giving me around 4450 marks, whereas my old system (3000+ (754), K8T Neo, 512 x 2 crucial 3 cas memory, WD Raptor) was giving me around...