HPE P08239-B21

InfiniBand QSFP56 Gigabit Ethernet Adapter

The HPEP08239-B21 InfiniBand QSFP56 Ethernet Adapter is a high-performance network card designed to deliver ultra-fast data transfer speeds of up to 200 Gbps, ideal for demanding data center, high-performance computing (HPC), and virtualization environments. Featuring dual QSFP56 ports, it supports InfiniBand HDR and Ethernet connectivity, making it versatile for low-latency, high-throughput workloads. This adapter caters to IT professionals requiring reliable, scalable network infrastructure capable of accelerating applications such as AI, machine learning, scientific simulations, and large-scale storage. Compatible with HPEProLiant Gen10 and later servers, it enhances network efficiency while reducing CPU overhead with advanced offload capabilities.

Features

The P08239-B21 adapter plugs into a PCIe 4.0 x16 slot, providing dual QSFP56 ports capable of delivering up to 200 Gbps throughput per port with InfiniBand HDR (High Data Rate) support. It offers seamless integration into modern data centers by supporting both InfiniBand and Ethernet protocols, providing flexibility in mixed network environments. The QSFP56 form factor supports high-density deployments, enabling efficient use of rack space while offering exceptional bandwidth.This adapter incorporates advanced offload technologies such as Remote Direct Memory Access (RDMA), single-root I/O virtualization (SR-IOV), and stateless offloads to minimize CPU utilization and maximize application performance. Its robust design supports error correction, congestion management, and enhanced security features to maintain stable, reliable operations in mission-critical environments. Ideal for HPC clusters, cloud computing, and large-scale virtualization, the P08239-B21 facilitates low-latency communications and scalable networking essential for next-generation IT infrastructure.

Advanced Options

Engineered for high-demand environments, the HPEP08239-B21 adapter provides exceptional performance and reliability. Its PCIe 4.0 interface delivers ample bandwidth to fully utilize dual 200 Gbps QSFP56 ports, ensuring no bottlenecks in data-intensive applications. The support for InfiniBand HDR guarantees ultra-low latency and high message rate, essential for HPC clusters and latency-sensitive workloads.

Product Key Features

• Dual QSFP56 ports with up to 200 Gbps throughput per port

• Supports InfiniBand HDR and Ethernet protocols

• PCIe 4.0 x16 interface for maximum bandwidth

• Advanced offload features: RDMA, SR-IOV, stateless offloads

• Low latency and high throughput for HPC and virtualization

• Compatible with HPEProLiant Gen10 and later servers

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Reliability & Performance

Advanced offloading reduces CPU load by handling networking tasks directly on the adapter, enhancing overall server efficiency and throughput. The adapter also supports virtualization features like SR-IOV to enable multiple virtual machines to share physical network resources effectively. Robust error correction and congestion management ensure stable network operation, even under peak loads. The durable design and broad compatibility with HPEserver platforms further enhance its suitability for mission-critical IT infrastructures demanding continuous uptime and scalability.

Key Features :

• • Dual QSFP56 ports, 200 Gbps per port

  • InfiniBand HDR and Ethernet protocol support

  • PCIe 4.0 x16 interface

  • RDMA, SR-IOV, and stateless offloads

  • Ultra-low latency and high throughput

  • Compatible with HPEProLiant Gen10+ servers

Specification	Details
Model Number	P08239-B21
Type	InfiniBand QSFP56 Gigabit Ethernet Adapter
Ports	2 × QSFP56
Speed	Up to 200 Gbps per port
Interface (Bus)	PCI Express 4.0 x16
Supported Protocols	InfiniBand HDR, Ethernet
Offload Features	RDMA, SR-IOV, Stateless Offloads
Latency	Ultra-low latency
Compatibility	HPEProLiant Gen10 and later servers
Form Factor	PCIe Full-height Adapter
Power Consumption	Vendor dependent, optimized for efficiency
Warranty	3-Year HPEstandard warranty