pci slotPCIe is an interface standard for connecting hh-speed components to your PC. Learn about the different types, generations and features of PCIe slots and cards, from PCIe 1.0 to PCIe 6.0.Learn about the different sizes and uses of PCI Express slots, from x1 to x16, and how they affect the bandwidth and performance of your expansion cards. Find out the typical examples of devices that use each slot type