Go for it. I recently upgraded my older rig (i845G, 400FSB) with a 9800xt (from a 9600pro). Amazing difference!! scored 3,800 on 3Dmark03 before (~10,000 with 3DMark2001), and now above 6100 (3dMark03) and ~15000 on 3DMark2001. Gameplay is smooth as silk using 1200 x 1024, 4XAA, 4XAF, Vsynch...