| Manufacturer | Mellanox |
| SKU | MCX516A-GCAT |
| Connector type | QSPF28 |
| Type | 50GbE |
| Chipset | Mellanox ConnectX-5 |
| Ports # | 2 |
| Super I/O Module (SIOM) / Advanced I/O Module (AIOM) | No |
| PCI-E | 3.0 |
| FSB | 16 |
| Technology | Ethernet –– 100GbE / 50GbE / 40GbE / 25GbE / 10GbE / 1GbE CPU OFFLOADS, ENHANCED FEATURES, STORAGE OFFLOADS, OVERLAY NETWORKS, HARDWARE-BASED I/O VIRTUALIZATION, HPC SOFTWARE LIBRARIES, MANAGEMENT AND CONTROL, REMOTE BOOT |
| Supported OS | FreeBSD, VMware, Windows |