AddOn Mellanox MCX516A-CCAT 100Gbps Dual QSFP28 PCIe Card for Data Centers

Meet AddOn's Mellanox MCX516A-CCAT-AO — a high-performance 100 Gbps QSFP28 PCIe network interface card designed for data centers and enterprise environments that demand reliable, ultra-fast networking. Built to be compatible with the MCX516A-CCAT family, it delivers robust connectivity for demanding workloads with a trusted AddOn support framework.

• Dual QSFP28 ports: Two QSFP28 interfaces support high-bandwidth links, enabling 100 Gb/s per port and flexible configurations for demanding traffic patterns.
• High-speed 100 GbE performance: Designed to handle 100 Gb/s Ethernet workloads, ideal for data-center backbones, storage networks, and HPC clusters.
• PCIe 4.0 x8 host interface: Optimized data throughput with a Gen4 x8 PCIe connection for modern servers, balancing speed and compatibility.
• Standard form factor: A conventional PCIe add-in card that fits in typical server PCIe slots, suitable for rack and blade deployments.
• Compatibility and support: Fully aligned with Mellanox MCX516A-CCAT specifications and backed by ADD-ON's quality and support network.
• Driver guidance: Drivers compatible with Mellanox MCX516A-CCAT are recommended to ensure optimal performance and reliability.

This AddOn card is purpose-built for data centers and enterprise IT teams seeking scalable, low-latency networking. Its design supports intensive workloads—from virtualized environments and multi-tenant clouds to high-performance storage and HPC—without compromising stability or manageability.

Specs

• Model: MCX516A-CCAT-AO
• Speed: 100 Gbps per port (dual-port, total potential bandwidth up to 200 Gbps in typical configurations)
• Ports: Dual QSFP28 connectors
• Interface: PCIe 4.0 x8
• Brand: ADD-ON
• Target environment: Data centers and enterprise networks requiring high-throughput Ethernet
• Notes: Fully compatible with Mellanox MCX516A-CCAT specifications; refer to official Mellanox/NVIDIA documentation for detailed protocol support.

FAQ

• Is this card compatible with standard PCIe slots?: Yes, it fits PCIe 4.0 x8 slots and is backward compatible.
• What type of network does it support?: It supports 100 GbE Ethernet networks, delivered over dual QSFP28 ports.
• Does it require special drivers?: Drivers compatible with Mellanox MCX516A-CCAT are recommended.
• Can it be used in data center environments?: Yes, it is designed for enterprise and data center use.
• What is the warranty period?: Please refer to ADD-ON’s official warranty policy for details.