IBM X540T2-IBM 2-Port Converged Network Adapter both bracket - ServerSupply.com
Intel X540-T2 Dual Port 10GB Network Card
Get the Dell Intel X540-T2 Dual-Port 10GBase-T PCI-E Low-Profile NIC 3DFV8. It is the latest innovation to drive 10 Gigabit Ethernet into the server market.
HP Intel X540 10Gb Ethernet Dual Port Adapter K4T75AA B&H Photo
Lenovo IBM X3550 M4 Intel X540 Dual Port 10GBASE-T Network Adapter 49Y7992 | eBay
Amazon.com: HP Intel X540-T2 10GbE Dual Port Adapter : Electronics
Amazon.com: 10Gb PCI-E Network Card NIC, Dual RJ45 Copper Ports, Compare to Intel X540-T2, with Intel X540-BT2 Chip, PCI Express X8, 10Gbase-T Ethernet LAN Adapter Support Windows Server/Windows/Linux/VMware ESX : Electronics