PCIe 2.1 Ethernet controller

Intel WGI210AT Gigabit Ethernet Controller I210-AT Single Port PCIe v2.1 SGMII QFN-64
Intel NHI350AM2 Dual-Port Gigabit Ethernet Controller I350-AM2 Halogen-Free Version PCIe 2.1x4 BGA-256
Intel NHI350AM4 Quad-Port Gigabit Ethernet Controller I350-AM4 Halogen-Free Version PCIe 2.1 x4 BGA-256(17x17)