Hi I was wondering if there are any graphic cards out there that are better than this Geforce 6150 nForce 430 that came installed which i believe is integrated.i would probably have to get a new power supply as well. so.. yeah.HP P6600zAMD Sempron 145 (2.8GHz)2Gb RAM64 Bit OSWindows 7. Created by ?. computers-internet-en - hardware-en - add-ons-en

Well, your computer isn't really meant for gaming so if you were to put a good graphics card in that computer it would be bottle necked by your CPU. Your processor is only single core. I suggest saving up some money and build a custom gaming pc, a decent gaming desktop would range from $400-700.