HPE P22767-B21 100GBPS 2 Ports Ethernet QSFP28 OCP3 Mezzanine Card

Overview of HPE P22767-B21 Ethernet Adapter

The HPE P22767-B21 Ethernet adapter powered by Intel E810 technology is engineered to deliver ultra-fast, low-latency connectivity for enterprise and cloud-scale environments. Built around a dual-port 100 Gigabit QSFP28 design, this adapter supports bandwidth-intensive workloads, virtualized infrastructures, and next-generation data center architectures that demand consistent throughput and advanced offload capabilities. Designed in compliance with the Open Compute Project (OCP) 3.0 specification, this network adapter integrates seamlessly into compatible HPE servers. The mezzanine form factor ensures efficient airflow, reduced cabling complexity, and optimal power utilization, making it ideal for dense server deployments and edge computing platforms.

General Specification

• Manufacturer: HPE
• Part Number: P22767-B21
• Device Type: Network Adapter

Technical Specification

• Form Factor: Plug-in Card (OCP 3.0 Mezzanine)
• Interface: PCI Express 4.0
• Ports: Dual 100 Gigabit QSFP28
• Data Link Protocol: 100 Gigabit Ethernet

Key Benefits of the OCP 3.0 Design

• Streamlined installation without occupying traditional PCIe slots
• Improved thermal efficiency for sustained performance
• Standardized form factor for scalable server configurations
• Enhanced signal integrity for high-speed Ethernet operations

Performance Highlights

• PCIe 4.0 support for faster host-to-network communication
• Low latency networking for real-time and transactional workloads
• Consistent throughput under heavy network loads
• Optimized packet processing for modern data flows

Supported Protocols and Features

• TCP/IP for standard Ethernet communications
• iSCSI acceleration for high-speed storage access
• iWARP support for RDMA over Ethernet
• Advanced queue management for virtualized workloads

Compatible HPE Systems

• HPE Edgeline E920 and E920d
• HPE ProLiant DL110 Gen10
• HPE ProLiant DL325, DL345, and DL360 Gen10
• HPE ProLiant DL365 and DL380 Gen10
• HPE ProLiant DL385 Gen10

Use Cases Across Industries

• Cloud service providers requiring scalable 100GbE connectivity
• Enterprises running virtualized and containerized workloads
• High-performance computing clusters with demanding bandwidth needs
• Edge computing environments needing low-latency data transfer

Outline of HPE High-Performance OCP3 Ethernet Adapter  

The HPE P22767-B21 Intel E810-CQDA2 Ethernet 100Gb 2-port QSFP28 OCP3 Adapter belongs to a specialized category of ultra-high-bandwidth network interface solutions designed for modern data centers, cloud platforms, and enterprise infrastructures. This category focuses on Open Compute Project (OCP) 3.0 compliant adapters that integrate directly into server platforms, delivering higher efficiency, reduced latency, and improved airflow compared to traditional PCIe adapters. The OCP 3.0 form factor ensures optimized mechanical design, direct motherboard connectivity, and improved signal integrity, making it ideal for dense server deployments where performance and thermal efficiency are critical.

This category emphasizes network adapters capable of handling extreme throughput demands, particularly in environments that rely on east-west traffic, distributed storage, containerized workloads, and software-defined networking. By supporting dual 100Gb Ethernet connectivity via QSFP28 interfaces, this class of adapters ensures scalable network expansion while maintaining compatibility with existing high-speed optical and copper cabling ecosystems. The Intel E810 controller family at the core of these adapters is engineered to meet the requirements of next-generation data transport, offering advanced offloading, virtualization, and security capabilities.

Intel E810 Ethernet Controller Technology

At the heart of this category lies the Intel E810 Ethernet controller architecture, which represents a significant evolution in high-speed networking silicon. Adapters in this segment leverage a PCIe Gen4 interface internally, enabling sufficient bandwidth headroom to sustain dual 100Gb links without bottlenecks. This architectural advantage ensures consistent line-rate performance even under heavy multi-tenant workloads.

The Intel E810 controller is optimized for low-latency packet processing, supporting features such as dynamic device personalization, application-specific packet handling, and advanced traffic steering. These capabilities allow the adapter to adapt to diverse workloads including high-frequency trading, artificial intelligence data pipelines, and distributed databases. The category as a whole targets environments where predictable latency and deterministic performance are as important as raw throughput.

Advanced Packet Processing and Offload Engines

Adapters within this category are built to reduce CPU overhead by offloading common networking tasks directly to hardware. This includes checksum offloading, large send and receive offloads, and advanced segmentation techniques that improve efficiency for both small and large packet workloads. Hardware-based offloading ensures that host processors can dedicate more resources to application processing rather than network management.

In addition to traditional offloads, Intel E810-based OCP adapters support programmable pipelines that enable custom packet classification and filtering. This flexibility is particularly valuable in software-defined environments where network behavior must adapt rapidly to changing application requirements. By minimizing software intervention, these adapters contribute to more predictable performance and lower power consumption at scale.

Low-Latency and High Determinism Networking

One of the defining characteristics of this category is its focus on low-latency data transmission. The combination of optimized silicon, direct OCP integration, and hardware acceleration enables microsecond-level latency performance. This is critical for latency-sensitive applications such as financial services, real-time analytics, and high-performance computing clusters.

Deterministic networking behavior is further enhanced through advanced queue management, time-sensitive networking support, and precise traffic shaping. These features ensure that mission-critical data flows are prioritized and delivered consistently, even in highly congested network environments.

Dual 100Gb QSFP28 Connectivity and Scalability

The dual-port QSFP28 configuration defines this category’s scalability and flexibility. Each port supports up to 100Gb Ethernet, enabling a total potential throughput of 200Gb per adapter. This high port density allows data center architects to consolidate networking hardware while maintaining redundancy and failover capabilities.

QSFP28 interfaces support a wide range of transceivers and direct attach cables, making this category adaptable to both short-reach and long-reach deployment scenarios. Whether connecting top-of-rack switches, spine-leaf architectures, or high-performance storage networks, these adapters provide consistent compatibility across diverse network topologies.

Flexible Network Design for Modern Data Centers

Adapters in this category are designed to support multiple network configurations without hardware changes. They can operate in split-port modes, aggregate bandwidth for demanding applications, or segregate traffic across ports for redundancy and load balancing. This flexibility is essential for data centers that evolve rapidly and must accommodate new workloads without extensive hardware refreshes.

Support for advanced link aggregation techniques ensures optimal utilization of available bandwidth. By distributing traffic intelligently across both ports, these adapters help eliminate congestion and improve overall network resilience.

Compatibility with High-Speed Optical and Copper Media

The QSFP28 standard ensures broad compatibility with industry-standard optical transceivers and copper cables. This allows organizations to select the most appropriate media based on distance, cost, and performance requirements. The category supports short-range direct attach copper connections for in-rack deployments as well as long-range optical links for inter-rack and inter-data-center connectivity.

This media flexibility reduces deployment complexity and enables seamless upgrades from lower-speed Ethernet solutions. As network demands grow, organizations can transition to higher-capacity links without replacing the underlying adapter infrastructure.

Virtualization and Cloud Optimization Capabilities

A defining feature of this category is its deep integration with virtualization and cloud computing platforms. Intel E810-based OCP adapters are engineered to support large numbers of virtual machines and containers, delivering consistent performance across multi-tenant environments. Hardware-assisted virtualization features such as SR-IOV enable direct assignment of network resources to virtual workloads, reducing latency and improving isolation.

These adapters also support advanced overlay networking technologies, allowing seamless integration with software-defined networking frameworks. This ensures that virtualized workloads can communicate efficiently across complex network fabrics without sacrificing performance.

SR-IOV and Virtual Function Scalability

Single Root I/O Virtualization support allows adapters in this category to present multiple virtual network interfaces to the host system. Each virtual function can be independently managed and allocated to different virtual machines or containers. This granular control enhances security and performance predictability in shared environments.

The ability to scale virtual functions dynamically makes these adapters ideal for cloud service providers and enterprises running private clouds. As workload demands fluctuate, network resources can be reallocated in real time without service interruption.

Container Networking and Microservices Support

Modern application architectures rely heavily on containers and microservices, which generate highly dynamic network traffic patterns. This category of adapters is optimized to handle such patterns efficiently, supporting rapid creation and teardown of network connections while maintaining high throughput.

Integration with container orchestration platforms ensures seamless networking for distributed applications. Hardware acceleration reduces overhead, enabling microservices to communicate with minimal latency and maximum reliability.

Security and Network Isolation Features

Security is a core consideration for this category, especially in environments handling sensitive data. Intel E810-based OCP adapters incorporate hardware-level security features that enhance data protection and network isolation. These include secure boot mechanisms, firmware authentication, and support for encrypted data paths.

By enforcing security policies at the hardware level, these adapters reduce the attack surface and protect against unauthorized access. This is particularly important in multi-tenant cloud environments where strict isolation between workloads is mandatory.

Hardware-Based Encryption and Integrity

Adapters in this category support advanced encryption standards that protect data in transit. Hardware-based encryption ensures that security measures do not introduce significant performance penalties. This allows organizations to maintain compliance with regulatory requirements while preserving high network throughput.

Integrity checks and secure firmware updates further enhance reliability, ensuring that network infrastructure remains protected against tampering and unauthorized modifications.

Isolation for Multi-Tenant Environments

The combination of virtualization support and hardware-enforced isolation ensures that workloads remain securely separated. Traffic from different tenants or applications can be isolated at the adapter level, reducing the risk of data leakage or cross-tenant interference.

This level of isolation is essential for service providers and enterprises that must guarantee data privacy and compliance across shared infrastructure.

Thermal Efficiency and Power Optimization

The OCP 3.0 form factor plays a significant role in the thermal efficiency of this category. By integrating directly into the server platform, these adapters benefit from optimized airflow and reduced thermal resistance. This results in lower operating temperatures and improved long-term reliability.

Power efficiency is another key focus, with intelligent power management features that adjust consumption based on workload demands. This helps reduce overall energy costs while maintaining consistent performance.

Optimized Airflow for Dense Server Deployments

Data centers increasingly rely on high-density server configurations to maximize space utilization. Adapters in this category are designed to operate efficiently in such environments, minimizing heat output and ensuring stable performance even under sustained high loads.

Improved thermal characteristics also contribute to longer component lifespan, reducing maintenance requirements and total cost of ownership.

Dynamic Power Management Capabilities

Intelligent power management features enable these adapters to scale energy usage in response to real-time network activity. During periods of lower utilization, power consumption is reduced without compromising readiness for peak demand.

This dynamic approach aligns with modern data center sustainability goals, helping organizations achieve higher efficiency and lower environmental impact.

Enterprise, Cloud, and HPC Use Case Alignment

This category is designed to meet the needs of a wide range of high-performance use cases, from enterprise data centers to hyperscale cloud environments and high-performance computing clusters. The combination of dual 100Gb connectivity, advanced offloads, and low latency makes these adapters suitable for demanding workloads such as big data analytics, machine learning, and real-time transaction processing.

By delivering consistent performance across diverse scenarios, this category supports long-term infrastructure planning and scalability. Organizations can deploy these adapters as a foundation for future growth, confident that they will meet evolving networking requirements.