This I340-T4 is PCI-E 1000Mbps Ethernet Quad port NIC,based on the new Intel 82580 Controller.This adapter showcases the industry’s first fully integrated quad-port PCIe Gen2 GbE controller, providing a smaller footprint and lower power dissipation.This Server Adapter offers advanced features, including support for multi-core processors and server virtualization, as well as a scalable PCI Express Gen2.0 interface.