HPE InfiniBand HDR/Ethernet 200Gb 1-port 940QSFP56 Adapter

Precision high-performance computing (HPC) and data-center workloads demand a network fabric that can keep pace with the fastest compute nodes. The HPE InfiniBand HDR/Ethernet 200Gb 1-port 940QSFP56 Adapter is engineered to meet that demand with industry-leading bandwidth and ultra-low latency. Delivering up to 200 Gbps of HDR InfiniBand bandwidth and sub-microsecond latency, this single-port 940QSFP56 adapter is purpose-built to accelerate MPI communications, large-scale simulations, and data-intensive analytics. When deployed as part of an HDR InfiniBand ecosystem—paired with HDR switches and HDR cables—it forms a scalable, predictable fabric that minimizes bottlenecks and maximizes application performance across HPC clusters and data centers.

The HDR100-enabled adapter is designed to work seamlessly with HPE’s HDR switch ecosystem, enabling a cohesive, high-performance fabric that reduces complexity and cabling while improving manageability. HPC workloads benefit from deterministic transport, reduced communication overhead, and improved time-to-solution for complex scientific and engineering problems. In addition, the Ethernet capability provides versatile connectivity options for mixed workloads, enabling organizations to consolidate workloads on a unified, high-speed fabric. This flexibility makes the adapter a strategic choice for researchers, engineers, and IT teams seeking to optimize throughput, utilization, and efficiency in demanding environments.

• Unmatched bandwidth and ultra-low latency ideal for HPC workloads, enabling faster MPI communication and quicker time-to-solution.
• Single-port 940QSFP56 form factor delivers 200Gbps HDR InfiniBand and Ethernet-capable connectivity in a compact, scalable package.
• HDR100 ecosystem compatibility with HDR switches and HDR cables for a cohesive, simplified fabric that minimizes hops and jitter.
• Designed for reliability and performance in data centers and research facilities, supporting large-scale deployments and consistent run times.
• Flexible deployment options for HDR InfiniBand and Ethernet traffic, enabling mixed workloads and future-ready scalability in HPC environments.

Technical Details of HPE InfiniBand HDR/Ethernet 200Gb 1-port 940QSFP56 Adapter

• Bandwidth: Up to 200 Gbps HDR InfiniBand capacity, enabling high-throughput interconnect for compute nodes.
• Latency: Sub-microsecond communication latency suitable for latency-sensitive HPC workloads and real-time data exchange.
• Port configuration: 1-port 940QSFP56 adapter, offering a dense, high-performance interconnect option for server PCIe slots or compatible hosts.
• Interconnect family: HDR InfiniBand with optional Ethernet capability, designed to work within HPE HDR networks and mixed-workload environments.
• Target applications: High-performance computing, scientific simulations, AI training, large-scale data analytics, and data-center acceleration.

how to install HPE InfiniBand HDR/Ethernet 200Gb 1-port 940QSFP56 Adapter

• Power down the server and ensure all cabling and components within the chassis are safely powered off before handling the adapter.
• Insert the 940QSFP56 adapter into a compatible PCIe slot in the host server, securing it with the appropriate screw to ensure a stable connection.
• Connect HDR cables to the adapter’s QSFP56 port, routing them to HDR switches or compatible interconnect devices in your HPC fabric. Use high-quality HDR cables designed for InfiniBand HDR networks to ensure optimal performance.
• Power on the server and install the latest drivers and firmware from the vendor’s support portal. Verify that the adapter is recognized by the operating system and that the port status indicates an active link.
• Configure the interconnect in your cluster management software and HDR switch fabric, ensuring proper VLANs, flow control, and any required subnet manager configuration. Validate performance with representative HPC workloads to confirm link stability and throughput.

Frequently asked questions

• What is the maximum bandwidth of the HPE 940QSFP56 Adapter? It supports up to 200 Gbps HDR InfiniBand bandwidth, enabling high-throughput interconnect for large HPC deployments.
• Does this adapter support Ethernet as well as InfiniBand? Yes. The product title indicates HDR InfiniBand and Ethernet capability, allowing flexible deployment for mixed workloads on a unified 200Gb fabric.
• What workloads is this adapter best suited for? It is optimized for latency-sensitive HPC workloads, large-scale simulations, AI training, and data analytics that require deterministic inter-node communication and high bandwidth.
• What infrastructure is recommended for optimal performance? A complete HDR InfiniBand ecosystem, including HDR switches and HDR cables, is recommended to maximize performance and minimize latency across the fabric.
• How do I install and verify the adapter? Install the card in a compatible server PCIe slot, connect HDR cables to HDR switches, install the latest drivers/firmware, and validate link status and performance with representative HPC workloads.