@mikeinnyc I'll get a trusty Intel
The em(4) driver supports Gigabit Ethernet adapters based on the Intel 82540, 82541ER, 82541PI, 82542, 82543, 82544, 82545, 82546, 82546EB, 82546GB, 82547, 82571, 82572, 82573, 82574, 82575, 82576, and 82580 controller chips:
Intel Gigabit ET Dual Port Server Adapter (82576)
Intel Gigabit VT Quad Port Server Adapter (82575)
Intel Single, Dual and Quad Gigabit Ethernet Controller (82580)
Intel i210 and i211 Gigabit Ethernet Controller
Intel i350 and i354 Gigabit Ethernet Controller
Intel PRO/1000 CT Network Connection (82547)
Intel PRO/1000 F Server Adapter (82543)
Intel PRO/1000 Gigabit Server Adapter (82542)
Intel PRO/1000 GT Desktop Adapter (82541PI)
Intel PRO/1000 MF Dual Port Server Adapter (82546)
Intel PRO/1000 MF Server Adapter (82545)
Intel PRO/1000 MF Server Adapter (LX) (82545)
Intel PRO/1000 MT Desktop Adapter (82540)
Intel PRO/1000 MT Desktop Adapter (82541)
Intel PRO/1000 MT Dual Port Server Adapter (82546)
Intel PRO/1000 MT Quad Port Server Adapter (82546EB)
Intel PRO/1000 MT Server Adapter (82545)
Intel PRO/1000 PF Dual Port Server Adapter (82571)
Intel PRO/1000 PF Quad Port Server Adapter (82571)
Intel PRO/1000 PF Server Adapter (82572)
Intel PRO/1000 PT Desktop Adapter (82572)
Intel PRO/1000 PT Dual Port Server Adapter (82571)
Intel PRO/1000 PT Quad Port Server Adapter (82571)
Intel PRO/1000 PT Server Adapter (82572)
Intel PRO/1000 T Desktop Adapter (82544)
Intel PRO/1000 T Server Adapter (82543)
Intel PRO/1000 XF Server Adapter (82544)
Intel PRO/1000 XT Server Adapter (82544)