817762-B21 HPE 620QSFP28 Ethernet 4x25GB 1 Port Network Adapters

HPE 817762-B21 100Gb QSFP28 Network Adapter Overview

The HPE 817762-B21 is a high-performance Ethernet adapter engineered for enterprise-grade networking environments. Designed to deliver ultra-fast data throughput and efficient workload handling, this advanced solution supports modern data center requirements including virtualization, cloud computing, and high-bandwidth applications.

Key Product Identification

• Brand: HPE
• Model / SKU: 817762-B21
• Device Type: Ethernet Network Adapter
• Port Configuration: Single QSFP28 Port

Design & Form Factor

This adapter features a compact low-profile plug-in card design, ensuring compatibility with a wide range of server configurations while maximizing space efficiency in dense rack environments.

Hardware Interface Details

• Bus Type: FlexibleLOM interface
• PCI Standard: PCIe 3.0
• Form Factor: Low-profile plug-in module

High-Speed Networking Capabilities

Optimized for high-throughput networking, this adapter enables seamless data transmission with exceptional speed and reliability.

Connectivity & Performance

• Port Type: 1 × 100 Gigabit Ethernet QSFP28
• Transmission Technology: Wired connectivity
• Data Rate: Up to 100 Gbps
• Aggregate Throughput: Up to 200 Gbps (bidirectional)

Advanced Data Handling

• Jumbo Frame Support: Up to 9 KB
• Full Duplex Communication
• Low-latency data transfer for mission-critical workloads

Enhanced Networking Features

This adapter incorporates a wide array of enterprise-level features to ensure scalability, efficiency, and secure data handling across complex infrastructures.

Core Functionalities

• VLAN tagging and segmentation support
• IPv4 and IPv6 compatibility
• PXE boot functionality
• Link Aggregation (LACP) support

Offloading & Optimization Technologies

• TCP Segmentation Offload (TSO)
• Large Send Offload (LSO)
• Receive Side Scaling (RSS)
• Checksum Offload (TCP/IP & UDP/IP)
• TCP Offload Engine (TOE)

Virtualization & Cloud Features

• Single Root I/O Virtualization (SR-IOV)
• VXLAN and NVGRE support
• RDMA over Converged Ethernet (RoCE & RoCE v2)

Precision & Management

• Precision Time Protocol (PTP)
• SNMP-based remote management
• Status and activity LED indicators
• UEFI compatibility for modern system integration

Standards Compliance

Fully compliant with key IEEE networking standards, ensuring interoperability and consistent performance across enterprise systems.

Supported Standards Include

• IEEE 802.3 & 802.3x
• IEEE 802.3ad (LACP)
• IEEE 802.3ae
• IEEE 802.1ax, 802.1qbb, 802.1qaz
• IEEE 802.1qau, 802.1qbg
• IEEE 802.2x

Processor & Memory Specifications

Built with reliable internal processing and memory resources to maintain consistent performance under heavy workloads.

• Processor Manufacturer: QLogic
• Installed Memory: 256 MB RAM

Expansion & Interface Options

This adapter provides streamlined expansion capabilities with a high-speed QSFP28 interface, making it suitable for next-generation networking deployments.

• Interface Type: 1 × 100Gb Ethernet (QSFP28)
• Scalable for high-density server environments

HPE 817762-B21 1 Port Ethernet 4x25GB Adapter

The HPE 817762-B21 Ethernet 4x25GB 1 Port 620QSFP28 Network Adapter represents a significant advancement in modern data center networking, delivering ultra-fast connectivity, high throughput, and scalable architecture tailored for enterprise workloads. Designed to meet the demands of virtualization, cloud computing, and high-performance computing environments, this category of network adapters enables organizations to achieve consistent, low-latency communication across servers, storage systems, and network infrastructures.

Advanced Throughput and Bandwidth Capabilities

At the core of the HPE 817762-B21 category is its ability to provide up to 100Gbps bandwidth through a single QSFP28 port, which can be logically divided into four independent 25Gbps channels. This flexible configuration allows IT administrators to optimize network performance based on specific workload requirements while maintaining efficient resource allocation. Such high throughput is essential for data-intensive applications such as big data analytics, artificial intelligence processing, and real-time transactional systems.

Optimized Data Flow and Reduced Bottlenecks

The adapter is engineered to minimize network congestion and eliminate performance bottlenecks through intelligent traffic management and advanced packet processing technologies. By supporting features such as Receive Side Scaling, Large Send Offload, and TCP segmentation offload, the adapter ensures that workloads are distributed efficiently across multiple CPU cores, resulting in improved application responsiveness and reduced processing overhead.

Scalability for Growing Infrastructure Needs

As businesses expand their digital operations, scalability becomes a critical factor in network infrastructure planning. The HPE 817762-B21 network adapter is designed to scale seamlessly within evolving IT environments, supporting increased data loads without compromising performance. Its compatibility with high-density server configurations makes it an ideal choice for organizations planning to scale their operations in both private and hybrid cloud deployments.

Enterprise-Grade Reliability and Efficiency

Reliability is a cornerstone of enterprise networking, and the HPE 817762-B21 adapter category delivers exceptional durability and operational stability. Built with high-quality components and rigorous engineering standards, these adapters are capable of sustaining continuous high-speed data transmission in mission-critical environments.

Thermal Management and Power Efficiency

Efficient thermal design ensures that the adapter maintains optimal performance even under heavy workloads. Advanced heat dissipation mechanisms prevent overheating, thereby extending the lifespan of the hardware and reducing the risk of downtime. Additionally, power-efficient architecture contributes to lower energy consumption, which is essential for reducing operational costs in large-scale data centers.

Consistent Performance in Demanding Workloads

Whether deployed in virtualization clusters or high-frequency trading platforms, the HPE 817762-B21 adapter provides consistent and predictable performance. Its robust design supports continuous data transmission without interruptions, ensuring that business-critical applications remain operational at all times.

High Availability and Redundancy Support

To enhance network reliability, the adapter supports advanced redundancy features, enabling failover configurations and load balancing. These capabilities are essential for maintaining uptime in environments where even minimal downtime can result in significant financial or operational impact.

Compatibility with Modern Data Center Architectures

The HPE 817762-B21 Ethernet adapter is designed to integrate seamlessly with modern server architectures, including rack-mounted and blade servers. Its compatibility with a wide range of operating systems and hypervisors ensures that it can be deployed across diverse IT environments without requiring extensive modifications.

Integration with Virtualized Environments

Virtualization has become a standard in enterprise IT, and this adapter category is optimized to support virtual machines and containerized workloads. Features such as SR-IOV enable direct access to network resources, reducing latency and improving overall system performance in virtualized environments.

Support for Cloud and Hybrid Deployments

As organizations transition to cloud-based infrastructures, the need for high-speed, reliable networking becomes increasingly important. The HPE 817762-B21 adapter supports seamless integration with cloud platforms, enabling efficient data transfer between on-premises systems and cloud environments.

Interoperability with Network Infrastructure

Interoperability is a key requirement for modern networking hardware, and this adapter is designed to work with a variety of switches, routers, and storage systems. Its adherence to industry standards ensures compatibility with existing infrastructure, reducing deployment complexity and minimizing integration challenges.

Enhanced Security and Data Protection Features

Security is a fundamental concern in any network environment, and the HPE 817762-B21 adapter includes a range of features designed to protect data and prevent unauthorized access. These features help organizations maintain compliance with industry regulations while safeguarding sensitive information.

Advanced Encryption and Authentication

The adapter supports advanced encryption protocols that ensure secure data transmission across networks. Authentication mechanisms prevent unauthorized devices from accessing the network, thereby enhancing overall security posture.

Isolation of Network Traffic

Through virtualization and segmentation capabilities, the adapter allows administrators to isolate network traffic for different applications or departments. This reduces the risk of data breaches and ensures that sensitive information remains protected.

Secure Firmware and Management

Secure firmware updates and management tools ensure that the adapter remains protected against vulnerabilities. Regular updates help maintain security standards and provide protection against emerging threats.

Performance Optimization for High-Demand Applications

The HPE 817762-B21 adapter is specifically designed to support high-demand applications that require low latency and high throughput. Its advanced features enable organizations to achieve optimal performance across a wide range of use cases.

Optimized for Storage Networking

Storage networking is another critical area where the HPE 817762-B21 adapter excels. Its high throughput capabilities make it ideal for connecting storage arrays and enabling fast data access, which is essential for backup, recovery, and data replication processes.

Future-Ready Networking Technology

The HPE 817762-B21 Ethernet adapter is designed with future networking requirements in mind, ensuring that organizations can adapt to evolving technologies and increasing data demands. Its support for emerging standards and technologies makes it a long-term investment for modern data centers.

Support for Next-Generation Protocols

As networking technologies continue to evolve, the adapter supports next-generation protocols that enhance performance and efficiency. This ensures compatibility with future network upgrades and infrastructure changes.

Adaptability to Emerging Workloads

New workloads such as artificial intelligence and machine learning require high-speed data transfer and low latency. The adapter’s architecture is well-suited to support these emerging applications, providing the performance needed for advanced computing tasks.

Long-Term Investment Value

Investing in high-performance network adapters like the HPE 817762-B21 ensures that organizations are prepared for future growth. Its scalability, reliability, and advanced features make it a valuable component of any modern IT infrastructure.