Brand new10GTek X520-10G-1S-X810GbE (10Gbps Ethernet adapter) PCIe Gen2.0 (5Gbps per lane), x8 ( 8 lanes) NIC(network interface card)made by Shenzhen 10GTek Transceivers Co. Ltd. with SFP+ connector Both FH (full height) and LP (low profile) brackets are provided