Quad Port 10/100/1000Mbps Gigabit PCI-E NIC Network Card for PC, RTL8111H Chip, PCI-Express 2.0 X1, RJ45 LAN Port
PCIe x4 4 RJ45 Port Industrial Automatic Card - Wide Temperature Range
StarTech.com 4-Port PCI Express Gigabit Network Adapter Card - Quad-Port PCIe Gigabit NIC - Add four Gigabit Ethernet ports to a client, server or workstation through one PCI Express slot - 4-Port
Network Cards Network/Ethernet/Lan Adapter PCI-E Network Card Realtek RJ45 Internet Ethernet Gigabit 4 Port Network Card - Walmart.com
Quad Port 10/100/1000Mbps Gigabit PCI-E NIC Network Card for PC, RTL8111H Chip, PCI-Express 2.0 X1, RJ45 LAN Port
StarTech.com 4 Port Gigabit PoE PCIe Network Card - PSE PCI Express NIC - ST4000PEXPSE - Ethernet Adapters - CDW.com
4 Port Gigabit Ethernet PCI-e PCIe x1 Network Adapter Card NIC Realtek Chipset | eBay