Broadcom BCM5722KFB1G 10/100/1000 PCI-EXPRESS PCI-E 1X NETWORK ADAPTER 10/10/100/1000Mbs Gigabit LAN Adapter Gigabit Lan Card PCI-EX 1X Gigabit Ethernet PCI Express PCI-E Network Controller Card 10/100/1000 Mbps RJ45 LAN Adapter LAN Card ( Branded Used )