10Gtek® 10Gb PCI-E NIC Network Card, Dual SFP+ Port, with Intel 82599EN Controller, PCI Express Ethernet LAN Adapter Support Windows Server/Linux/VMware, Compare to Intel X520-DA2(Intel E10G42BTDA) : Amazon.co.uk: Computers & Accessories
10Gtek® 10GbE PCIE Network Card for Intel X550-T1 - ELX550AT Chip, Single RJ45 Ports, 10Gbit PCI Express x4 LAN Adapter, 10Gb NIC for Windows Server, Windows 7/8/10, Linux: Amazon.co.uk: Computers & Accessories