A bit of food for thought here:

9800 Pro or maybe the vanilla 9800 which will save you a bit more.

http://www.newegg.com/app/ViewProduc...102-281&depa=0


9600XT or 9600Pro - next to no difference between them.

http://www.newegg.com/app/ViewProduc...102-326&depa=0


For these prices stay away from the Nvidia FX line (5200,5600) although the 5700 is a decent card as mentioned above.

Good Luck....