I briefly discuss and illustrate the motherboard expansion slots, cards, pci Not to be mean, but the video. Your spare video card probably uses a PCI-Express x16, AGP, or PCI slot. you can get a card that will fit in any of your other expansion slots. A video card (also called a display card, graphics card, display adapter or graphics adapter) is an expansion card which generates a . with high-end cards usually occupying two or three expansion slots, and with dual-GPU cards -such as. PCI has a system of keys which only allows expansion cards to fit into the motherboard connector if it provides the correct voltage. Sometimes both the integrated graphics and a dedicated graphics card can be used simultaneously to feed separate displays. In PCI-Express x16, the "x16" part is pronounced, "times sixteen" or "by sixteen". Daughterboards often have only internal connections within a computer or other electronic devices, and usually access the motherboard directly rather than through jessica jones computer bus. This is a DMS port.