Mellanox ConnectX-5 EN MCX546A-CDAN dual-port 100GbE/EDR InfiniBand netwerkadapter 900-9X569-0056-SN1

The Mellanox ConnectX-5 EN MCX546A-CDAN is a high-performance network adapter delivering 100 Gbps throughput per port across dual QSFP28 interfaces. It supports both 100 Gigabit Ethernet and InfiniBand EDR, enabling ultra-low latency and high-bandwidth connectivity for data centers and HPC environments.

Advantages

This adapter offloads RDMA, RoCE, and NVMe over Fabrics, freeing CPU resources and accelerating storage and network operations. With SR-IOV virtualization and GPUDirect RDMA support, it optimizes performance in virtualized and GPU-accelerated computing environments.

Suitable for

• High-performance computing clusters requiring InfiniBand EDR
• Data centers deploying 100 Gigabit Ethernet
• Virtualized environments leveraging SR-IOV
• NVMe storage networks using NVMe-oF
• GPU-based workloads needing GPUDirect RDMA

Key specifications

• Dual QSFP28 ports for 100GbE/EDR InfiniBand
• PCIe 3.0 x16 host interface
• ConnectX-5 network processor
• Max power consumption: 11.5 W
• Full-height, half-length form factor
• Supports Linux, Windows, VMware ESXi, FreeBSD

Recommendations

Pair with QSFP28 optical transceivers and fiber cabling for optimal performance. Ensure PCIe 3.0 x16 slot availability and adequate system cooling.