P11338-B21 HPE 10GB 2Port 548SFP Ethernet Adapter

Overview of HPE P11338-B2110GB 2-Port SFP+ Adapter 

The HPE P11338-B21 Ethernet 10Gb 2-Port 548 SFP+ Adapter is a high-performance PCI Express network interface card engineered for modern enterprise infrastructures, virtualized environments, cloud computing, and data-intensive workloads. Built to deliver dependable 10 Gigabit Ethernet connectivity, this adapter enables organizations to improve bandwidth availability, reduce latency, and support demanding applications across physical and virtual servers. Featuring two SFP+ ports and a PCI Express 3.0 x8 interface, the adapter offers exceptional throughput while maintaining compatibility with a wide range of HPE server platforms.

As businesses continue to adopt virtualization, hybrid cloud architecture, software-defined networking, and high-speed storage technologies, reliable networking hardware becomes increasingly important. The HPE P11338-B21 provides stable wired connectivity with dual-port redundancy, allowing administrators to maximize uptime while improving traffic distribution and network efficiency.

Designed for High-Speed Enterprise Connectivity

Modern business applications require consistent, low-latency communication between servers, storage systems, and network infrastructure. The HPE P11338-B21 adapter is specifically developed to satisfy these requirements through dual 10 Gigabit SFP+ interfaces that deliver exceptional performance for bandwidth-intensive workloads.

The adapter supports environments where rapid data movement is essential, including virtualization clusters, private cloud deployments, backup servers, database systems, virtualization hosts, application servers, and enterprise storage networks.

Main Specifications

• Manufacturer: HPE  
• Part Number: P11338-B21
• Device Type: Network Adapter

Technical Specifications

• Form Factor: Plug-in Card
• Host Interface: PCI Express 3.0 x8
• PCI Express Revision: PCIe 3.0
• Network Ports: 2 × 10 Gigabit SFP+
• Connectivity: Wired
• Networking Standard: 10 Gigabit Ethernet
• Maximum Data Rate: 10 Gbps
• External Interfaces: 2 × 10Gb Ethernet SFP+

Reliable 10 Gigabit Ethernet Performance

• Up to 10 Gbps transfer speed per port
• Dual-port architecture for improved availability
• Reduced network congestion
• Lower communication latency
• Optimized traffic flow for enterprise applications

Benefits of Two SFP+ Ports

• Network redundancy for improved availability
• Support for load balancing
• Traffic segmentation between workloads
• Improved virtual machine networking
• Separate production and management networks
• High-speed storage connectivity
• Simplified disaster recovery planning

Advantages of PCIe 3.0 Technology

• Higher bandwidth than previous PCI Express generations
• Improved communication between CPU and NIC
• Lower latency
• Enhanced scalability
• Better efficiency under heavy workloads
• Supports modern server platforms

Ideal Deployment Scenarios

• Application servers
• Database servers
• Virtualization hosts
• Cloud infrastructure
• Web hosting servers
• Email servers
• File servers
• Backup infrastructure
• Storage gateways
• Private cloud platforms

Benefits for Virtual Environments

• Supports multiple virtual machines
• Improves VM migration performance
• Efficient virtual network segmentation
• Reduced latency during heavy workloads
• Better resource utilization
• Consistent network throughput

Cloud Infrastructure Advantages

• Supports scalable deployments
• Efficient resource sharing
• Reliable high-speed networking
• Optimized east-west traffic
• Reduced infrastructure bottlenecks

Advantages of SFP+ Interfaces

• Flexible network deployment
• Supports various optical transceivers
• Simplifies infrastructure upgrades
• Scalable network architecture
• Reliable high-speed communication

High Availability Benefits

• Network failover support
• Business continuity
• Reduced downtime
• Improved service reliability
• Consistent server availability

Common Workloads

• Database replication
• Large file transfers
• Video processing
• Data analytics
• Virtual desktop infrastructure
• Enterprise backup operations
• Storage synchronization
• Application clustering

Physical Design Benefits

• Compact plug-in card format
• Simple installation
• Professional server integration
• Reliable enterprise construction
• Optimized internal airflow compatibility

Key Features 

• HPE P11338-B21 enterprise network adapter
• Plug-in card form factor
• PCI Express 3.0 x8 host interface
• PCIe 3.0 specification support
• Dual 10 Gigabit SFP+ ports
• Up to 10 Gbps data transfer rate
• Wired Ethernet connectivity
• Dual-port redundancy
• Flexible SFP+ connectivity
• Optimized for enterprise servers
• Ideal for virtualization and cloud computing
• Supports bandwidth-intensive business applications
• High-speed enterprise networking
• Designed for scalable infrastructure
• Reliable performance for modern data centers

Outline of HPE P11338-B21PCIe Gigabit SFP+ Network Adapter 

The HPE P11338-B21 548SFP+ PCIe 3.0 x8 10 Gigabit SFP+ x 2 Network Adapter is designed to provide dependable, high-performance Ethernet connectivity for modern enterprise servers, virtualization platforms, cloud environments, and data centers. As organizations continue to deploy bandwidth-intensive workloads, the need for reliable 10 Gigabit Ethernet connectivity has become essential. This adapter addresses those requirements by delivering dual-port 10GbE performance through SFP+ interfaces while utilizing the PCI Express 3.0 x8 architecture for outstanding throughput and low latency.

Built for compatibility with a wide range of HPE ProLiant servers and enterprise infrastructures, the adapter enables businesses to modernize their networking capabilities without compromising stability or scalability. The combination of dual SFP+ ports and PCIe Gen3 bandwidth allows IT administrators to efficiently manage virtual machines, storage traffic, cloud applications, backup operations, and high-volume network communications with confidence.

Optimized PCI Express 3.0 x8 Architecture

One of the defining characteristics of the HPE P11338-B21 network adapter is its PCI Express 3.0 x8 interface. PCIe Gen3 technology provides significantly higher bandwidth than previous PCIe generations, ensuring the adapter can fully utilize dual 10 Gigabit Ethernet connections without creating bottlenecks between the network interface and server motherboard.

The PCIe 3.0 x8 interface enables fast packet processing while maintaining consistent performance during demanding workloads. Organizations operating virtualized servers, software-defined networking environments, and storage-intensive applications benefit from the increased bandwidth available through this architecture. The result is smoother application delivery, lower latency, and improved responsiveness across business-critical systems.

High-Speed Data Transfer Capabilities

As enterprise workloads continue to grow, servers require network adapters capable of handling increasing volumes of data. The HPE P11338-B21 delivers dual 10 Gigabit Ethernet connectivity, making it suitable for environments where traditional Gigabit Ethernet can no longer meet performance expectations.

The adapter supports rapid movement of large files, virtual machine migrations, storage synchronization, multimedia content distribution, and enterprise application traffic. By increasing available bandwidth, organizations can reduce transfer times while improving the efficiency of server communications across the network infrastructure.

Dual SFP+ Ports for Flexible Fiber Connectivity

The inclusion of two SFP+ ports provides flexibility for organizations deploying fiber optic networking solutions. SFP+ technology supports various compatible optical transceivers, allowing network administrators to choose modules that meet distance, infrastructure, and performance requirements.

Fiber-based networking offers several advantages, including improved transmission distances, enhanced electromagnetic interference resistance, and excellent signal integrity. These characteristics make the HPE P11338-B21 an excellent solution for enterprise campuses, corporate data centers, cloud service providers, and high-density server deployments.

Scalable Network Infrastructure

Organizations often expand their network infrastructure over time as workloads increase and business requirements evolve. The dual-port design of this adapter supports scalable networking strategies by enabling redundancy, failover, or increased aggregate bandwidth depending on deployment needs.

Whether supporting clustered servers, virtualization hosts, storage arrays, or application servers, the adapter provides networking flexibility that aligns with future infrastructure growth.

Enterprise-Class Reliability and Stability

Reliability remains one of the most important considerations when selecting server networking hardware. Enterprise environments require components capable of maintaining continuous operation under heavy workloads while minimizing downtime and network interruptions.

The HPE P11338-B21 is engineered for enterprise deployment, offering dependable performance for mission-critical workloads. Businesses running financial applications, healthcare systems, manufacturing platforms, educational services, and government infrastructure benefit from the consistent network connectivity delivered by enterprise-grade hardware.

Designed for Continuous Operation

Unlike consumer-grade network adapters, enterprise adapters are expected to operate continuously in demanding server environments. The HPE P11338-B21 is designed for long-term deployment in rack servers operating around the clock. This durability makes it an excellent solution for organizations where uptime directly impacts productivity and customer satisfaction.

Virtualization Performance Enhancement

Virtualization has become a standard component of modern IT infrastructure. Hypervisors hosting dozens or even hundreds of virtual machines require network adapters capable of efficiently processing high volumes of network traffic.

The HPE P11338-B21 helps improve virtualization performance by delivering reliable 10GbE connectivity that supports virtual machine communication, storage traffic, management networks, and live migration operations. The increased bandwidth allows administrators to consolidate workloads while maintaining predictable network performance.

Improved Virtual Machine Mobility

Virtual machine migration involves transferring significant amounts of memory and storage data between physical hosts. The dual 10 Gigabit Ethernet interfaces accelerate migration processes, reducing maintenance windows and minimizing service interruptions during infrastructure updates.

Cloud Computing and Private Cloud Deployments

Cloud platforms rely heavily on fast, dependable networking to connect compute resources, storage systems, and management services. The HPE P11338-B21 provides the networking foundation required for private cloud, hybrid cloud, and software-defined infrastructure deployments.

Its dual-port configuration enables efficient separation of management traffic, storage communication, backup operations, and tenant workloads while maintaining excellent overall network performance.

Efficient Resource Distribution

Cloud environments often involve dynamic allocation of processing resources based on workload demand. Reliable 10 Gigabit Ethernet connectivity helps ensure that virtualized resources remain accessible without introducing unnecessary latency into application delivery.

Storage Networking Advantages

Modern storage technologies such as network-attached storage, software-defined storage, and distributed storage clusters require fast Ethernet connectivity to maximize performance. The HPE P11338-B21 provides sufficient bandwidth for storage-intensive applications while reducing congestion during backup and replication activities.

Backup and Disaster Recovery Support

Large-scale backup operations can generate enormous network traffic. The adapter helps organizations complete backup windows more efficiently by providing high-speed connectivity between backup servers, storage appliances, and production systems. Faster backup completion also contributes to improved disaster recovery readiness.

Application Performance Optimization

Enterprise applications frequently exchange large amounts of information between servers, databases, storage systems, and end users. Network latency directly influences application responsiveness, making high-performance network adapters essential components of modern IT infrastructure.

The HPE P11338-B21 improves application communication by supporting rapid packet delivery across enterprise networks. Database servers, ERP systems, analytics platforms, artificial intelligence workloads, and collaboration services all benefit from enhanced network throughput.

Consistent User Experience

Employees, administrators, and customers expect responsive access to applications regardless of workload conditions. By providing dependable 10 Gigabit Ethernet performance, the adapter contributes to consistent user experiences even during periods of increased network utilization.

Ideal for Modern Data Centers

Today's data centers prioritize efficiency, scalability, and performance. The HPE P11338-B21 aligns with these objectives by offering enterprise networking capabilities suitable for dense server environments. Its dual-port architecture enables flexible deployment across virtualization clusters, storage nodes, application servers, and cloud platforms.

As organizations modernize their infrastructure, replacing older Gigabit Ethernet adapters with 10 Gigabit solutions significantly increases available bandwidth while supporting evolving business applications.

Efficient Rack Server Deployment

Rack-mounted servers often host multiple workloads simultaneously. The adapter's compact PCIe implementation integrates seamlessly into compatible HPE server platforms while providing high-performance networking without requiring additional external networking hardware.

Compatibility Across Enterprise Workloads

Business Applications

The adapter supports a diverse range of enterprise software including customer relationship management systems, enterprise resource planning platforms, business intelligence applications, financial databases, engineering software, healthcare information systems, and educational platforms.

Virtual Desktop Infrastructure

Virtual desktop deployments depend on reliable network performance to deliver responsive user sessions. Dual 10GbE connectivity helps reduce latency while improving access to centralized desktop resources hosted within enterprise data centers.

Database Servers

Database environments require rapid communication between application servers and storage systems. The HPE P11338-B21 supports these demanding workloads by delivering consistent network throughput capable of handling transaction-heavy environments.

Future-Ready Enterprise Networking

Supporting Digital Transformation

Organizations embracing digital transformation initiatives require infrastructure capable of adapting to evolving technologies. The HPE P11338-B21 provides the networking performance necessary for cloud adoption, automation, analytics, virtualization, and next-generation enterprise applications.

Infrastructure Modernization

Replacing legacy network adapters with dual-port 10 Gigabit Ethernet solutions enables businesses to improve operational efficiency while extending the capabilities of existing server investments. Infrastructure modernization enhances productivity without requiring complete platform replacement.