P23828-001 HPE 100GB Infiniband Edr 1-Port 841QSFP28 Adapter

HPE P23828-001 — 100GbE / EDR InfiniBand 1-port QSFP28 Adapter

Product snapshot

The HPE P23828-001 is a high-throughput host adapter engineered for data-center workloads that demand low latency and large bandwidth. Built on Mellanox ConnectX-5 silicon, this single-port QSFP28 card delivers 100Gb/s EDR InfiniBand performance while using a PCIe Gen3 x16 host interface for system connectivity.

Key features at a glance

• High-performance Mellanox ConnectX-5 architecture for accelerated networking.
• Single QSFP28 port supporting up to 100Gb/s EDR InfiniBand or 100Gb Ethernet interconnects.
• PCIe Gen3 x16 host interface for wide, stable bandwidth to the server CPU and memory.
• Compact stand-up form factor suitable for dense rack deployments.
• Designed for compatibility with Mellanox EDR/FDR InfiniBand fabrics and standard 100GbE switches.

Technical specifications (reworded)

Core technology

Underlying silicon: Mellanox ConnectX-5 family, optimized for RDMA, NVMe over Fabrics and HPC messaging patterns.

Protocols & compliance

• IBTA InfiniBand implementation — compliant with InfiniBand architecture specification 1.3.
• Supports Ethernet operation at 100Gb/s for mixed-fabric environments.
• Offload capabilities for RDMA, TOE, and other acceleration functions (as supported by host drivers).

Interface & port configuration

• Host connector: PCI Express Generation 3, 16 lanes (PCIe Gen3 x16).
• Network port: 1 × QSFP28 physical transceiver socket (multimode or appropriate DAC/optics required).
• Maximum line rate: 100 Gigabits per second per QSFP28 port (EDR/100GbE).

Compatibility & supported fabrics

Tested and supported with Mellanox EDR and FDR InfiniBand switches as well as mainstream 100Gb Ethernet switching gear, enabling flexible integration into HPC clusters, AI/ML training fabrics, and enterprise storage networks.

Performance & operational benefits

Low latency, high throughput

ConnectX-5 delivers deterministic low latency and high packet rates for latency-sensitive applications such as HPC simulations, distributed databases, and real-time analytics.

CPU offload & acceleration

• RDMA and kernel bypass reduce CPU overhead and increase application efficiency.
• Supports advanced offloads that free host CPU cycles for application workloads.

Scalability

Single-port QSFP28 design makes it simple to chain multiple hosts to high-speed fabrics or scale-out clusters while maintaining predictable performance across nodes.

Physical characteristics & installation

Form factor

Stand-up (low-profile riser compatible depending on chassis) adapter card designed to fit a broad range of HPE and industry standard servers.

Minimum external dimensions

• Width × Depth × Height: 17.78 cm × 21.59 cm × 5.08 cm (approx.).

Thermal & mechanical notes

Ensure adequate airflow in the server chassis and verify mechanical clearance for the QSFP28 transceiver or twinax cable. Follow vendor guidance for driver/firmware updates to maximize stability.

Use cases & ideal workloads

High-performance computing (HPC)

• Interconnect for tightly-coupled compute clusters and MPI workloads.
• Low-latency message passing for scientific simulations and modelling.

Enterprise storage & NVMe-oF

• High-bandwidth paths for remote NVMe storage fabrics and distributed file systems.
• Efficient offloads helping to reduce I/O bottlenecks in dense storage arrays.

AI/ML training and inference

• Fast parameter synchronization between GPU/CPU nodes.
• Accelerated data movement for multi-node model training.

Interface: Infiniband Edr

The HPE P23828-001 Adapter is a cutting-edge networking solution that features an Infiniband Edr interface. This advanced interface provides users with a range of benefits and is of utmost importance in modern networking environments. In this section, we will explore the advantages and significance of the Infiniband Edr interface, delving into several key aspects.

Enhanced Bandwidth

One of the primary benefits of the Infiniband Edr interface is its ability to deliver enhanced bandwidth capabilities. With a staggering data transfer rate of up to 100 Gbps, this technology ensures lightning-fast connectivity for users. Whether you need to transfer large files, stream high-definition media, or run data-intensive applications, the Infiniband Edr interface offers the bandwidth capacity required for smooth and efficient operations.

Improved Performance

The high-speed nature of the Infiniband Edr interface directly translates into improved overall performance. By providing a substantial increase in bandwidth, it enables faster data transmission and reduces network latency. This is especially crucial in scenarios where real-time data processing and low latency are paramount, such as in high-performance computing (HPC) environments or financial trading systems. The Infiniband Edr interface ensures that your network operates at peak performance, facilitating seamless communication between devices.

Scalability

Another significant advantage of the Infiniband Edr interface is its scalability. As businesses grow and their networking requirements evolve, it becomes crucial to have a solution that can handle increasing demands. The Infiniband Edr interface supports scalability by offering multiple lanes for data transmission, allowing organizations to expand their network infrastructure without compromising on performance. This scalability feature ensures that the adapter can adapt to future needs, making it a cost-effective investment for businesses.

Low Power Consumption

In addition to its impressive performance capabilities, the Infiniband Edr interface is designed to be energy-efficient. With power consumption optimization techniques, this interface minimizes energy usage without sacrificing performance. This is particularly beneficial for organizations aiming to reduce their carbon footprint and lower operational costs. The low power consumption of the Infiniband Edr interface also leads to less heat generation, contributing to improved system reliability and longevity.

Interoperability

The Infiniband Edr interface offers excellent interoperability, ensuring seamless integration with a wide range of networking devices and systems. This compatibility allows users to connect their HPE P23828-001 Adapter to various infrastructure components, such as servers, switches, and storage devices. Whether you are building a new network or upgrading an existing one, the interoperability aspect of the Infiniband Edr interface simplifies the integration process and provides flexibility in designing your network architecture.

Port: 1

The HPE P23828-001 Adapter comes equipped with a single port, which holds significant benefits and importance for users. In this section, we will explore the advantages of having a single port and discuss why it is a valuable feature for networking environments.

Simplicity

Having a single port simplifies network setups by reducing complexity. With only one port to manage, users can easily connect their HPE P23828-001 Adapter to their network infrastructure without the need for additional configurations or ports. This simplicity is particularly advantageous for small-scale deployments or scenarios where space constraints are present.

Cost-Effectiveness

The presence of a single port contributes to cost-effectiveness. Compared to adapters with multiple ports, which may require additional networking equipment or cables, a single-port adapter reduces overall expenses. Additionally, maintenance costs are typically lower since there is only one port that needs to be managed and monitored. This cost-saving aspect makes the HPE P23828-001 Adapter an attractive choice for organizations seeking affordable networking solutions without compromising performance.

Flexibility

While a single port may seem limiting at first glance, it offers flexibility in network design. Users can easily configure their network topology according to their specific requirements without being constrained by the number of ports available. With the ability to connect to other networking devices, such as switches or servers, the single port on the HPE P23828-001 Adapter ensures versatility and adaptability in various networking setups.

Streamlined Traffic Management

With only one port to manage, traffic management becomes more streamlined. Administrators can easily monitor and analyze network traffic, identifying potential bottlenecks or performance issues more efficiently. This streamlined approach simplifies troubleshooting processes and allows for better control over network resources. The single-port design of the HPE P23828-001 Adapter contributes to effective traffic management, ensuring optimal network performance.

Space Efficiency

In scenarios where space is limited, a single-port adapter proves highly beneficial. Whether it is a small server room, a compact data center, or even a mobile deployment, having a single port enables efficient space utilization. The compact form factor of the HPE P23828-001 Adapter combined with its single-port design allows for more efficient allocation of networking resources, making it suitable for environments where spatial constraints are a concern.

Speed: 100GB

The HPE P23828-001 Adapter boasts an impressive speed of 100GB, making it an ideal solution for high-bandwidth applications. In this section, we will explore the benefits and importance of this speed feature in detail.

Unparalleled Data Transfer

The 100GB speed capability of the HPE P23828-001 Adapter ensures unparalleled data transfer rates. Whether you are transferring large files, replicating data across multiple servers, or running data-intensive applications, this speed allows for swift and efficient operations. Users can experience significantly reduced transfer times, enabling them to accomplish tasks more quickly and efficiently.

Support for High-Performance Computing (HPC)

High-performance computing (HPC) environments require exceptional speed to handle complex calculations and simulations. The 100GB speed of the HPE P23828-001 Adapter is well-suited for such demanding scenarios. It enables seamless communication between HPC clusters, ensuring that computational tasks are performed with maximum efficiency. This speed feature is crucial for researchers, scientists, and engineers who rely on HPC to drive innovation and make breakthroughs in their respective fields.

Optimized Workflows

The high-speed capability of the HPE P23828-001 Adapter optimizes workflows by reducing latency and enabling real-time data processing. In industries such as finance, where split-second decisions can make a significant impact, having a network adapter that can handle rapid data transmission is essential. The 100GB speed ensures that critical information reaches its destination promptly, allowing for efficient decision-making and minimizing potential bottlenecks.

Future-Proof Investment

Investing in networking equipment with high-speed capabilities like the HPE P23828-001 Adapter ensures future-proofing your infrastructure. As data requirements continue to grow exponentially, having a network adapter that can handle higher speeds becomes increasingly important. By opting for a 100GB speed adapter, users can be confident that their network will be able to accommodate future bandwidth demands without the need for immediate upgrades or replacements.

Reduced Network Congestion

The 100GB speed feature of the HPE P23828-001 Adapter contributes to reduced network congestion. With faster data transfer rates, there is less likelihood of data bottlenecks occurring, as information flows smoothly across the network. This reduction in network congestion leads to improved overall network performance, allowing users to experience seamless connectivity and efficient data transmission.

Connector: QSFP28

The HPE P23828-001 Adapter features a QSFP28 connector, which holds significant benefits and importance for users. In this section, we will explore the advantages of the QSFP28 connector and discuss why it is a valuable feature in networking environments.

Flexibility

The QSFP28 connector offers exceptional flexibility in networking setups. With its compact size and high-density design, it allows for efficient utilization of space while accommodating multiple channels for data transmission. This flexibility is particularly advantageous in scenarios where physical space is limited, such as in data centers or server rooms. The QSFP28 connector ensures that users can easily integrate the HPE P23828-001 Adapter into their existing infrastructure without requiring significant modifications.

High-Speed Transmission

The QSFP28 connector supports high-speed transmission, enabling data rates of up to 100 Gbps per channel. This high-speed capability ensures that users can experience rapid data transfer and reduced latency. Whether you are performing real-time data analysis or handling bandwidth-intensive applications, the QSFP28 connector guarantees that your network operates at peak performance.

Cost Efficiency

The compact size and high-density nature of the QSFP28 connector contribute to cost efficiency. By accommodating multiple channels within a single connector, it eliminates the need for additional ports or adapters. This reduces overall equipment costs and simplifies network configurations. Additionally, the space-saving aspect of the QSFP28 connector allows for efficient use of rack space, further optimizing cost efficiency in data center environments.

Interoperability

The QSFP28 connector offers excellent interoperability, ensuring compatibility with a wide range of networking devices and systems. This compatibility allows users to seamlessly integrate the HPE P23828-001 Adapter with their existing network infrastructure, eliminating the need for complex compatibility checks or additional adapters. The versatility provided by the QSFP28 connector ensures that users can easily connect their adapter to switches, servers, or storage devices, facilitating a smooth and efficient network setup.

Reliability

The QSFP28 connector is known for its reliability. It is designed to provide secure and stable connections, ensuring minimal signal loss or disruptions during data transmission. The robust design of the QSFP28 connector protects against physical damage and ensures consistent performance even in challenging environments. This reliability factor contributes to the overall stability and longevity of the HPE P23828-001 Adapter, offering users peace of mind in their networking operations.

In conclusion, the HPE P23828-001 Adapter is a powerful networking solution that incorporates various features to enhance connectivity and performance. The Infiniband Edr interface provides enhanced bandwidth, improved performance, scalability, low power consumption, and excellent interoperability. The single port offers simplicity, cost-effectiveness, flexibility, streamlined traffic management, and space efficiency. The 100GB speed ensures unparalleled data transfer, support for high-performance computing (HPC), optimized workflows, future-proof investments, and reduced network congestion. Finally, the QSFP28 connector provides flexibility, high-speed transmission, cost efficiency, interoperability, and reliability. By understanding these features and their benefits, users can make informed decisions when selecting networking equipment for their specific requirements.