5 Slot Capabilities

All Types Of PCIe Slots Explained & Compared pcie slot meaning The card physically has an X4 interface, so it could be plugged into an X4, X8, or X16 slot It can still physically only access 4 lanes (else pcie slot length PCI Express was introduced in 2002 as Third Generation IO , and by the mid-2000s, motherboards had at least one PCIe slot for graphics PCIe

pciex4 slot It's a slot of x16 size but electrically x4