StarTech.com 4 Port PCI Express PCIe Gigabit Ethernet NIC Network Adapter Card Add 4 Gigabit Ethernet Ports to your PC through a single PCI Express x4 slot 4 Port PCIe Gigabit Network Card Quad Port PCI Express Gigabit Network Adapter Optimize network traffic with support for advanced features such as Jumbo Frames and VLAN tagging Four independent 10/100/1000 RJ45 Ethernet ports