Most PCI cards are 3.3V especially high intergation devices like video cards. You cannot mix them up, there is a key system and you cannot put in a 5V card into a slot that is 3.3V only (and vice versa). Just get a pci video card (not agp) and it should work. Peter -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist