10G PCIe SFP+ Card, Single Open SFP Port - Network Adapter Cards | Networking IO Products | StarTech.com Europe
Amazon.com: 10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel 82599EN Controller, Ethernet LAN Adapter Support Windows Server/Linux/VMware, Compare to Intel X520-DA1(Intel E10G42BTDA) : Electronics
10gb Pci-e Nic Network Card, Single Sfp+ Port, With 82599en Chip, Pci Express Ethernet Lan Adapter | Fruugo SK