Type: Intel Ethernet Server Adapter X520-DA2 (Dual port)
Product Code: E10G42BTDA
Chipsset: 82599 ES
Bus Type: PCI Express 2.0 (5 GT/s)
Bus width: 8 lane PCIe (4 lane PCIe operation at limited performance)
Version: E68797-002
Connectors: SFP+ Direct Attach cables for transceiver
See [Int09] for further details.