If the 9800np uses the 2.86ns Samsung memory then definently the 9800np, if it doesn't then the 9700pro seems like a better choice.
-Intel PIV 2.6C @ 3.51G -Asus P4P800 -OCZ Copper 2x256 4000EL memory @ 270mhz 2.5-4-4-8 -Geforce2 MX400(i know i know) -SB audigy -120G Maxtor Diamond Plus9 S-ATA150 hdd -450 Enermax PSU