The Mellanox MCX653105A-HDAT ConnectX-6 1 Port 200GbE QSFP56 Adapter CX653105A is a high-performance LAN card that offers a single port of Ethernet connectivity with a maximum data rate of 200Gb. Designed for low profile form factor, this adapter is compatible with PCI Express (PCIe 4.0 x16) ports and features internal QSFP56 interfaces. With the Mellanox brand known for quality and performance in networking components, this card is ideal for enhancing network connectivity in computers and networking devices for high-speed data transfer.