Mellanox MCX4121A-ACUT Connectx-4 Lx Ethernet Network Interface Card 25gbe Dual port Sfp28 Pcie 3X8

The Mellanox MCX4121A-ACUT ConnectX-4 Lx Ethernet NIC delivers high-performance 25GbE connectivity via dual SFP28 ports, leveraging PCIe 3.0 x8 for ultra-low latency and high throughput (up to 50 Gbps aggregate). Key features include hardware-offloaded virtualization (SR-IOV), support for RDMA over Converged Ethernet (RoCEv2), and NVMe over Fabrics, optimizing efficiency for cloud, storage, and AI workloads. Its energy-efficient design reduces operational costs, while backward compatibility with 10/25GbE and flexible OS/network protocol support ensures seamless integration. Unique selling points: superior performance-per-watt, advanced acceleration for data-intensive applications, and Mellanox’s proven reliability in enterprise/data center environments.