Mellanox MCX4421A-XCQN 10GbE Dual-port SFP28 PCIe 3.0 x8 Network Card Adapter

The Mellanox MCX4421A-XCQN is a high-performance dual-port 10GbE network adapter featuring SFP28 connectivity and PCIe 3.0 x8 interface. This enterprise-grade card delivers exceptional network throughput with ultra-low latency, making it ideal for data centers, high-frequency trading, and demanding server applications. Key benefits include hardware-based offloading capabilities that reduce CPU overhead, advanced RDMA support for efficient data transfers, and robust virtualization features. The dual-port design provides redundancy and load balancing while the SFP28 interface offers flexible connectivity options. Built with Mellanox’s proven ConnectX-4 Lx technology, this adapter ensures reliable performance, energy efficiency, and seamless integration into modern network infrastructures requiring maximum bandwidth and minimal latency.