Chipset: RTL8127AT-CG Number of Port: 1 Support bus widths:Gen4 x1, Gen4 x4, x16 Support PCI Express Gen-III x1 Support line rates up to 16.0 GT/s, 8.0 GT/s, and 5.0 GT/s per lane Jumbo frame support up to 16 KB Support 10G/5G/2.5G/1000M/100M LAN speed 1.79W typical 10GBASE-T operating power per port: 100 meters of Cat 6A 1.37W typical 5GBASE-T operating power per port 1.21W typical 2.5GBASE-T operating power per port 0.92W typical 1GBASE-T operating power per port 0.54W typical 100BASE-T operating power per port 0.29W typical 10BASE-T operating power per port Support ECMA-393 ProxZzzy Standard for sleeping hosts Support LTR(Latency Tolerance Reporting) Support Wake-On-LAN andRealWoW Support Legacy PXE (minimal support) and EFI PXE Support 32-set 128-byte Wake-Up Frame pattern exact matching Support Microsoft WPI(Wake Packet Indication) Compatible with IEEE 802.3,IEEE 802.3u,IEEE 802.3ab,IEEE802.3bz Support Synchronous Ethernet and Precision Time Protocol (PTP) including IEEE 1588v1,IE