HPE INFINIBAND HDR MCX653105A-HDAT

High-performance computing clusters demand extreme bandwidth and minimal latency. The HPE InfiniBand HDR MCX653105A-HDAT adapter delivers 200Gb/s throughput over a single QSFP56 port, eliminating bottlenecks in data-intensive workloads such as AI training, financial modeling, and large-scale simulations. Built on Mellanox ConnectX-6 technology, it offloads network processing to free CPU resources, accelerating application performance.

Who is it for

This adapter is ideal for data center architects, HPC administrators, and enterprises deploying GPU-accelerated computing, NVMe storage fabrics, or latency-sensitive applications. It suits organizations needing a flexible VPI adapter that supports both InfiniBand HDR and 200GbE Ethernet, maximizing infrastructure investment.

Main features

• Single-port QSFP56 connector supporting InfiniBand HDR 200Gb/s and Ethernet 200Gb/s
• PCIe 4.0 x16 host interface for full bandwidth utilization
• Hardware offloads: RoCE, NVMe-oF, GPUDirect RDMA, ASAP2 for efficient data movement
• Advanced features: Adaptive Routing, Congestion Control, Dynamic Connected Transport, Collective Operations Offloads
• SR-IOV and VirtIO virtualization support for efficient VM networking
• Passive cooling for silent operation in dense servers
• Management via NC-SI, SMBus, I2C

Specifications

• Brand: HPE
• Model: P24753-001
• MPN: MCX653105A-HDAT
• Product Type: Network Adapter
• Interface Type: InfiniBand HDR, Ethernet 200GbE (VPI)
• Controller Chip: Mellanox ConnectX-6
• Port Configuration: Single Port
• Connector Type: 1x QSFP56
• Host Interface: PCI Express 4.0 x16
• Data Transfer Rate: 200 Gb/s (InfiniBand HDR and Ethernet)
• Form Factor: Full-height, Half-length PCIe Card
• Cooling: Passive Heatsink
• Power Consumption (Typical): 15.5 W
• Supported Protocols: InfiniBand, RoCE, iWARP, TCP/IP, UDP/IP
• Operating Systems: RHEL, SLES, Ubuntu, Windows Server, VMware ESXi, FreeBSD, OFED

Tips

Ensure your server has a PCIe 4.0 x16 slot for optimal performance. Use compatible QSFP56 cables or transceivers rated for HDR or 200GbE. For GPU clusters, enable GPUDirect RDMA to minimize latency. Update firmware and drivers from HPE support to access the latest features and security fixes.