Amazon.com: Dual-Port PCIe Gigabit Network Card 1000M PCI Express Ethernet Adapter with Intel 82575/82576 Two Ports LAN NIC Card for Support PXE for Windows/Windows Server/Linux/Freebsd/DOS with Low Profile : Electronics
StarTech.com 1-Port 10Gbps PCIe Network Adapter Card Ethernet/LAN/Network Interface Card for PC - ST10GSPEXNB2 - Ethernet Adapters - CDW.com