You want an NVIDIA card. NVIDIA Quadro FXcards allow you to work with CAD, 3D and Photo editing programs. The NVIDIAGeFroce cards are ideal for 3D modeling and in general tend to be more robust.Make sure that whatever computer you get will work with the Nvidia card youchoose. The best current Nvidia card is the GeFroce GTX 570. Current Quadrocard is the Quadro 4000. There are always news one out. Dell does offer mostoits higher end work stations with Nvidia cards of some type. I hope this helpsand let us know if you have any other questions.