HPEP23828-001

InfiniBand EDR 100 Gb 1-Port QSFP28Network Adapter

The HPEP23828-001 is a high-performance InfiniBand EDR (100 Gb/s) Network Adapter featuring a single QSFP28port and built on Mellanox ConnectX-5 technology. Designed for demanding high-performance computing (HPC), storage clusters, and enterprise infrastructure, it delivers ultra-low latency, high-throughput connectivity. With PCI Express Gen3 x8 host interface, this adapter is ideal for compute nodes, AI workloads, and data-intensive operations. Whether deployed in scalable HPC clusters, converged fabric setups, or high-speed Ethernet networks, it offers a compact yet powerful solution for 100Gbps interconnects.

Features

The adapter utilizes ConnectX-5 architecture, providing 100 Gb/s InfiniBand EDR support along with compatibility for 100 Gb Ethernet networking. Its QSFP28 interface delivers single-lane high-bandwidth connectivity, while the PCIe Gen3 ×8 host interface supports efficient data transfer. Advanced features like RDMA, GPUDirect, and RoCE offloads minimize CPU overhead and deliver ultra-responsive performance in virtualization and storage-intensive environments. Hot-pluggable and compact in design, it is suited for rack-dense or blade configurations and efficiently handles high-throughput applications requiring minimal latency and robust error correction.

Advanced Options

Engineered for reliability under continuous high load, this adapter handles the rigorous throughput demands of HPC clusters and enterprise-scale fabrics. With ConnectX-5-based hardware offloads, it offers peer-to-peer GPU communication,

Product Key Features

• 1 × QSFP28port supporting 100 Gb/s InfiniBand EDR
  

• Mellanox ConnectX-5 chipset for advanced networking
  

• PCIe Gen3 ×8 interface for efficient data transfer
  

• Supports RDMA, RoCE, GPUDirect offload
  

• Compatible with both InfiniBand and 100 Gb Ethernet fabrics

• Low-profile "stand-up" form factor

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Reliability & Performance

low-latency RDMA, and minimized CPU intervention×critical for AI training, real-time analytics, and storage SANs. The PCIe Gen3 x8 host interface ensures consistent throughput while consuming comparatively low power. Compact "stand-up" form factor offers efficient cooling and fit in dense server chassis. The adapter is thoroughly tested and maintained to meet InfiniBand architectural specifications (IBTA 1.3) and offers seamless interoperability with InfiniBand switches and Ethernet-based high-speed fabrics.

Key Features :

• • 1-port QSFP28InfiniBand EDR (100 Gb/s)

  • Mellanox ConnectX-5 technology

  • PCIe Gen3 ×8 host interface

  • RDMA, RoCE, GPUDirect offload support

  • Dual compatibility: InfiniBand EDR and 100 Gb Ethernet

  • Compact stand-up form factor

Specification	Details
Model Number	P23828-001
Product Type	InfiniBand EDR / 100 Gb Ethernet Network Adapter
Port Configuration	1 × QSFP28
Network Protocols	InfiniBand EDR 100 Gb/s, 100 Gb Ethernet
Chipset	Mellanox ConnectX-5
Bus Interface	PCI Express Gen3 ×8
Offload Features	RDMA, RoCE, GPUDirect
Form Factor	"Stand-up" low-profile
Dimensions (WxDxH)	~17.8 × 21.6 × 5.1 cm (approx.)
Weight	~0.45 kg
Compatibility	InfiniBand EDR/FDR switches; 100G Ethernet fabrics
Warranty	90-day (refurbished listings)