Gen4 PCIe x16 external host card with Microchip Switchtec 36-lane PCIe switch w/1×4 SFF-8644 receptacles. Supports PCI Sig and direct attach modes. Supports 1×16, 2×8, 4×4 and 8×2 configurations. Supports Gen4 Optical cables. Does not support the SC sideband mode.
