10Gtek For Intel I210T1 PCI-Express Network Adapter, 10/100/1000Mbps Gigabit Network Card with Intel I210 Chip Single RJ45 Port to PCI Express 2.1 x1 - Newegg.com
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StarTech.com 1 Port PCI RJ45 Network Card, 10/100/1000Mbit/s