I have XP pro 4GB DDR2, 100GB 7200RPM, 7900GTX 512MB, I have All windows updates with SP2 i also have the audigy soundcard, I have tried multiple video drivers including the latest laptopvideo2go drivers I am getting around 5700-5800 in 3dmark05. No backround appllications running at all. Is there a performance issue with 4GB dual channel memory and xp pro or anything else that might help According to the review i should be getting just over 8000. I am running everything on defaults v-sync is disabled as well as AA/AF. I paid $6000 for this laptop i should be getting better scores.