Expert Features Combined with 2.5GBase-T technology, this Pcie network card can deliver speeds of up to 2.5Gbps. 2.5GBase-T is backwards for fast Ethernet and Gigabit Ethernet and can automatically negotiate between high-speed and low-speed connection The network adapter card is suitable for PCIE and x16. You can add a 10/100/1000/2500Mbps Ethernet port to any computer via PCIe slot. The Ethernet card remotely turns on the power of the computer, which is beneficial for centralized management.