NVIDIA (Mellanox) MCX542B-ACAN ConnectX-5 EN Adapter Card OCP2.0 25GbE dual-port Ethernet adapter

The NVIDIA (Mellanox) MCX542B-ACAN ConnectX-5 EN is a high-performance OCP 2.0 form factor network adapter delivering dual-port 25GbE Ethernet connectivity. This enterprise-grade adapter features hardware-accelerated networking with RDMA over Converged Ethernet (RoCE) support, enabling ultra-low latency data transfers ideal for data centers, cloud computing, and high-frequency trading environments. Key benefits include CPU offload capabilities that reduce processing overhead by up to 50%, advanced packet processing with line-rate performance, and comprehensive virtualization support with SR-IOV. The OCP 2.0 form factor ensures compatibility with modern server architectures while providing superior power efficiency. Built on proven Mellanox technology now backed by NVIDIA’s AI and accelerated computing expertise, this adapter delivers exceptional throughput, minimal latency, and enterprise reliability for mission-critical applications requiring maximum network performance.