PCI Express 5.0 x16: 1 x PCI Express x16 slot, supporting PCIe 5.0 and running at x16 (PCIEX16)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.
PCI Express 4.0 x16: 1 x PCI Express x16 slot, supporting PCIe 4.0 and running at x4 (PCIEX4)