P23664-B21 HPE 200GB 1-Port QSFP56 PCIe4 X16 Adapter

HPE P23664-B21 Ethernet 200GB 1-Port QSFP56 Adapter 

The HPE P23664-B21 Ethernet 200GB 1-Port QSFP56 PCIe4 x16 Adapter is designed for organizations that require exceptional bandwidth, ultra-low latency, and reliable network connectivity for modern data center environments. As enterprise workloads continue to evolve with artificial intelligence, cloud-native applications, software-defined infrastructure, virtualization, and high-performance computing, network adapters capable of delivering 200 Gigabit Ethernet performance have become an essential component of next-generation server platforms. This adapter provides outstanding networking capabilities while maintaining compatibility with demanding enterprise workloads that require consistent throughput, high packet processing performance, and efficient PCI Express Gen4 connectivity.

Equipped with a single QSFP56 interface, this enterprise-class adapter supports high-speed Ethernet communication across modern switching infrastructures. The PCIe Gen4 x16 interface significantly increases available bandwidth between the server and the network interface, reducing bottlenecks while maximizing data transfer efficiency. Organizations deploying high-density virtualization clusters, GPU computing platforms, distributed storage environments, and cloud infrastructure benefit from the enhanced bandwidth provided by this advanced Ethernet adapter.

Enterprise-Class 200 Gigabit Ethernet Performance

Modern enterprise networks require significantly higher bandwidth than previous generations of networking hardware. The HPE P23664-B21 addresses this requirement by delivering 200 Gigabit Ethernet connectivity, enabling servers to efficiently process massive volumes of data while minimizing latency across mission-critical workloads.

The increased network speed enables organizations to reduce congestion within server farms, improve application responsiveness, accelerate backup operations, and optimize communication between clustered systems. Large enterprises operating mission-critical databases, virtual desktop infrastructure, and distributed computing environments benefit from higher throughput that keeps pace with growing business requirements.

Designed for Bandwidth-Intensive Applications

Applications requiring continuous movement of large datasets demand network interfaces capable of sustaining high throughput without sacrificing reliability. This adapter is engineered for workloads involving machine learning, artificial intelligence, real-time analytics, scientific research, engineering simulations, financial computing, media rendering, and cloud computing infrastructures.

By providing consistent data transmission rates, the adapter minimizes communication delays between compute nodes while maximizing overall infrastructure efficiency.

QSFP56 Connectivity for Next-Generation Networking

The QSFP56 interface represents an advanced networking standard developed for ultra-high-speed Ethernet deployments. Compared to earlier QSFP generations, QSFP56 delivers improved signaling efficiency, enhanced bandwidth utilization, and greater scalability for enterprise networking environments.

The HPE P23664-B21 Ethernet adapter utilizes this modern interface to support high-density switching environments where cable management, airflow optimization, and infrastructure scalability are critical considerations. The compact QSFP56 connector enables organizations to deploy dense networking architectures while maintaining excellent signal integrity.

Compatibility with Modern Optical Infrastructure

The adapter supports deployment alongside compatible QSFP56 optical transceivers, active optical cables, and direct attach copper cables depending on infrastructure requirements. This flexibility enables organizations to select the most appropriate networking medium based on rack layout, transmission distance, performance requirements, and overall deployment cost.

PCI Express Gen4 x16 Architecture

One of the defining characteristics of the HPE P23664-B21 Ethernet Adapter is its PCI Express Gen4 x16 interface. PCIe Gen4 doubles the bandwidth available compared to PCIe Gen3, allowing modern network adapters to fully utilize their available network capacity without internal bus limitations.

High-speed networking solutions require equally capable server interfaces. PCIe Gen4 x16 provides sufficient bandwidth to support demanding networking workloads while maintaining efficient communication between processors, memory subsystems, storage devices, and networking hardware.

Reduced Internal Data Bottlenecks

As server processors continue increasing core counts and application parallelism expands, internal data movement becomes increasingly important. The PCIe Gen4 architecture ensures network traffic flows efficiently between the adapter and the server, minimizing bottlenecks that could otherwise reduce overall infrastructure performance.

Optimized for Multi-Core Servers

Today's enterprise servers frequently include dozens of processor cores capable of generating extremely high network traffic. The adapter complements these processors by delivering networking performance capable of matching modern CPU capabilities while maintaining efficient resource utilization.

Virtualization and Cloud Infrastructure Support

Virtualization platforms demand high-performance networking to support numerous virtual machines sharing physical hardware resources. The HPE P23664-B21 is well suited for virtualized environments where network performance directly impacts application responsiveness and infrastructure scalability.

Organizations utilizing VMware, Microsoft Hyper-V, Red Hat Virtualization, KVM, OpenStack, Kubernetes, and containerized application platforms benefit from the adapter's ability to provide consistent high-speed connectivity across virtual workloads.

Improved Virtual Machine Performance

Large virtualization clusters generate substantial east-west traffic between virtual machines. High-bandwidth Ethernet adapters reduce communication latency while allowing multiple workloads to simultaneously access network resources without excessive contention.

Efficient Container Networking

Container orchestration environments continue growing in popularity due to their flexibility and scalability. The adapter supports high-throughput communication between containerized applications, distributed services, and microservice architectures that require continuous low-latency connectivity.

Artificial Intelligence and Machine Learning Infrastructure

Artificial intelligence training clusters require rapid movement of datasets between storage, compute nodes, and GPU servers. The HPE P23664-B21 Ethernet Adapter provides the networking performance necessary to support distributed AI frameworks where communication speed directly affects training duration and infrastructure efficiency.

Machine learning environments processing terabytes of structured and unstructured data benefit from reduced communication latency and increased bandwidth throughout the data processing pipeline.

High-Speed GPU Communication

GPU clusters performing parallel processing require continuous synchronization between compute resources. High-bandwidth Ethernet reduces communication overhead, improving overall workload completion times while maximizing expensive GPU resource utilization.

High-Performance Computing Environments

Scientific computing, engineering simulation, weather modeling, pharmaceutical research, oil and gas exploration, and financial modeling require network adapters capable of supporting intensive computational workloads. The HPE P23664-B21 is suitable for high-performance computing clusters where efficient node-to-node communication is essential.

Large-scale simulations frequently involve thousands of processing cores exchanging data continuously throughout execution. Reliable 200 Gigabit Ethernet connectivity minimizes communication delays while supporting efficient parallel computation.

Low-Latency Cluster Communication

Many HPC applications depend upon rapid synchronization between distributed compute nodes. Consistent low-latency networking improves computational efficiency while reducing idle processor time across cluster environments.

Enterprise Storage Networking

Storage infrastructure continues evolving toward software-defined architectures requiring high-speed Ethernet connectivity. The HPE P23664-B21 adapter supports storage traffic associated with distributed file systems, object storage platforms, hyper-converged infrastructure, and enterprise backup solutions.

Large storage arrays handling simultaneous read and write operations benefit from higher available network bandwidth, reducing backup windows while accelerating data replication and disaster recovery operations.

Support for Data-Intensive Storage Workloads

Organizations managing large databases, multimedia repositories, research datasets, and cloud storage environments require adapters capable of sustaining consistent throughput under continuous load. The adapter supports these demanding storage applications while maintaining enterprise reliability.

Advanced Network Efficiency

Beyond raw bandwidth, modern Ethernet adapters incorporate intelligent processing capabilities that improve overall networking efficiency. Features such as checksum offloading, segmentation offloading, receive-side scaling, interrupt moderation, and hardware acceleration reduce processor overhead while improving packet processing performance.

These capabilities enable servers to dedicate more CPU resources toward business applications rather than networking tasks, improving overall system utilization.

Reduced CPU Utilization

Hardware-assisted networking functions decrease software processing requirements, allowing enterprise servers to maintain high throughput while reducing processor consumption during heavy network activity.

Enhanced Packet Processing

Efficient packet handling contributes to improved application responsiveness across databases, cloud platforms, virtualization hosts, and enterprise web services.

Scalable Enterprise Data Center Deployments

As organizations modernize their infrastructure, networking hardware must support long-term scalability. The HPE P23664-B21 Ethernet 200GB adapter enables gradual migration toward higher-speed networking while maintaining compatibility with enterprise server architectures.

Its high-performance design makes it suitable for deployment in hyperscale environments, private cloud infrastructure, government data centers, healthcare organizations, financial institutions, educational research facilities, and managed service providers.

Infrastructure Modernization

Organizations replacing older 10GbE, 25GbE, 40GbE, or 100GbE infrastructure benefit from increased network capacity that supports future application growth without requiring immediate server replacement.

Reliable Enterprise Networking

Enterprise networking hardware must deliver dependable operation throughout continuous production workloads. The HPE P23664-B21 is engineered to provide stable connectivity across demanding environments where downtime directly impacts business operations.

High manufacturing standards, enterprise-grade components, and compatibility with HPE server platforms contribute to long-term operational reliability. Businesses operating around-the-clock workloads require networking hardware capable of maintaining consistent performance under sustained utilization.

Continuous Data Availability

Reliable network adapters play an essential role in maintaining uninterrupted communication between servers, storage systems, virtualization hosts, and cloud resources. Stable Ethernet connectivity improves overall infrastructure availability while supporting business continuity objectives.

Security and Enterprise Network Integration

Modern enterprise environments require networking hardware that integrates seamlessly with security policies, monitoring platforms, and centralized infrastructure management tools. The HPE P23664-B21 supports deployment within secure enterprise architectures where network visibility, policy enforcement, and operational consistency remain essential requirements.

High-speed connectivity enables encrypted traffic, secure communications, and large-scale application delivery without introducing significant performance limitations.

Integration with Enterprise Networking Standards

The adapter is suitable for deployment alongside enterprise switches, software-defined networking platforms, network monitoring systems, and infrastructure automation solutions that support modern data center operations.

Application Scenarios for the HPE P23664-B21 Ethernet Adapter

Cloud Computing Platforms

Cloud providers require network adapters capable of supporting thousands of concurrent workloads while maintaining consistent bandwidth allocation and low communication latency.

Hyper-Converged Infrastructure

Hyper-converged platforms combine compute, storage, and networking resources into unified infrastructure. The adapter provides sufficient bandwidth for simultaneous storage replication, virtual machine communication, and client connectivity.

Enterprise Database Systems

Large transactional databases generate significant network traffic between application servers, storage arrays, backup systems, and disaster recovery environments. High-speed Ethernet improves database responsiveness while accelerating replication processes.

Big Data Analytics

Analytics platforms processing structured and unstructured information require rapid movement of datasets between storage repositories and compute clusters. The adapter supports efficient data transfer throughout large-scale analytical workflows.

Research and Scientific Computing

Universities, laboratories, engineering firms, pharmaceutical organizations, and research institutions benefit from high-bandwidth networking that supports collaborative computing environments and large computational workloads.

Benefits of Deploying the HPE P23664-B21 Ethernet 200GB Adapter

Improved Network Throughput

Higher available bandwidth accelerates application communication, storage access, backup operations, and distributed computing performance across enterprise infrastructure.

Lower Latency

Reduced communication delays improve user experience, application responsiveness, and cluster synchronization for demanding enterprise workloads.

Enhanced Data Center Efficiency

By combining PCIe Gen4 bandwidth, QSFP56 connectivity, enterprise-class reliability, and 200 Gigabit Ethernet performance, the HPE P23664-B21 Ethernet 200GB 1-Port QSFP56 PCIe4 x16 Adapter delivers an optimized networking solution for organizations seeking higher efficiency, improved scalability, reduced latency, and dependable high-speed connectivity across modern enterprise, cloud, AI, virtualization, storage, and high-performance computing environments.