ATI not PCI......Come to figure out Dell has many issues with there Windows XP Sound/Audio drivers after reformats, They try to charge me while on the phone for no reason but could you like gimme a list of instructions or a link or something sorry I am not exactly computer literate so I must appologize, but I need to get my sound up and soon.....! I would apprieciate it very much if you could give me some steps or a link thank you very much.