R3B28A HPE Alletra 9000 16/32GB 4-Port Fibre Channel Host Bus Adapter

Product overview of HPE R3B28A Alletra Fibre Channel HBA

The HPE R3B28A Alletra 9000 Host Bus Adapter is engineered for modern data-driven infrastructures, delivering rapid connectivity, dependable throughput, and seamless integration with HPE server and storage ecosystems.

General Information

• Brand: HPE
• Part Number: R3B28A
• Device Type: Host Bus Adapter

Technical specifications

• Port Count: Four independent Fibre Channel ports
• Supported Speeds: 16Gb/s and 32Gb/s Fibre Channel
• Use Case: Ideal for high-throughput storage and SAN environments

Interface and form factor

• Interface Type: PCI Express Gen3 for elevated bandwidth
• Design: Low-profile card suitable for compact and dense servers
• Integration: Optimized for HPE server platforms and storage arrays

Compatibility and ecosystem

• Server Compatibility: Works with a wide range of HPE ProLiant and Alletra systems
• Storage Integration: Designed for HPE storage solutions and SAN infrastructures
• Deployment: Perfect for enterprise IT environments requiring robust Fibre Channel connectivity

Core advantages and benefits

Performance benefits

• High-speed data transfer: 16Gb/s and 32Gb/s Fibre Channel for accelerated I/O operations
• Reduced latency: Optimized path between servers and storage for quicker response times
• Consistent throughput: Stable performance for intensive workloads and large data sets

Connectivity and flexibility

• Multiple ports: Four ports enable versatile SAN topologies and redundant paths
• Scalable architecture: Easily expand storage connectivity as business requirements grow
• Interoperability: Compatible with various Fibre Channel switches and storage arrays

Reliability in demanding environments

• Enterprise-grade design: Built for 24/7 operation in mission-critical data centers
• Stable performance: Maintains reliability under heavy virtualized and high-performance workloads
• Trusted brand: Backed by HPE’s proven engineering and support services

Ideal deployment scenarios

The HPE R3B28A Alletra 9000 4-Port Fibre Channel HBA is tailored for organizations that require robust, scalable, and high-speed storage connectivity.

Enterprise data centers

• Large-scale infrastructures: Supports complex SAN architectures and multi-server environments
• Business-critical applications: Ensures fast access to databases, ERP systems, and analytics platforms

Virtualized environments

• Virtual machine density: Handles high VM counts with reliable storage throughput
• Hypervisor integration: Suitable for leading virtualization platforms requiring Fibre Channel storage

High-performance computing (HPC)

• Compute-intensive workloads: Ideal for scientific simulations, financial modeling, and AI workloads
• Low-latency access: Provides rapid data movement between compute nodes and storage clusters

Storage area networks (SANs)

• Centralized storage: Connects servers to shared SAN resources for streamlined management
• Resilient architecture: Enables redundant paths and high availability configurations

Why choose the HPE R3B28A Alletra 9000 HBA?

• Optimized for HPE: Seamless integration with HPE servers and storage solutions
• Future-ready speeds: 16Gb/s and 32Gb/s Fibre Channel support for evolving performance needs
• Compact design: Low-profile form factor for space-constrained racks and chassis
• Enterprise reliability: Designed for continuous operation in demanding IT environments

HPE R3B28A Alletra 9000 16/32Gb 4-Port Fibre Channel Host Bus Adapter Overview

Enterprise-Class Storage Connectivity for Modern Data Centers

The HPE R3B28A Alletra 9000 16/32Gb 4-Port Fibre Channel Host Bus Adapter represents a high-performance storage networking component engineered for mission-critical enterprise environments. Designed to integrate seamlessly within high-density storage architectures, this advanced Fibre Channel HBA delivers exceptional throughput, low latency communication, and resilient multi-path connectivity between servers and storage arrays. Built to support next-generation data workloads, it plays a crucial role in enabling consistent, scalable, and highly available SAN infrastructure deployments within modern data centers operated by enterprises and cloud service providers.

Developed under the engineering standards of :contentReference[oaicite:0]{index=0}, this adapter is specifically aligned with the Alletra 9000 storage ecosystem, ensuring optimal compatibility, performance tuning, and end-to-end infrastructure reliability. As organizations continue to scale virtualization, containerization, and data-intensive analytics workloads, the need for reliable high-speed Fibre Channel connectivity becomes increasingly critical, making this adapter a foundational component in enterprise storage networking strategies.

Role of Fibre Channel Architecture in High-Performance Storage Networks

Dedicated Transport for Predictable Data Flow

Fibre Channel technology is widely adopted in enterprise SAN environments due to its deterministic performance characteristics and lossless transport capabilities. Unlike general-purpose networking protocols, Fibre Channel provides dedicated communication pathways that reduce congestion and ensure consistent data delivery across storage fabrics. The HPE R3B28A adapter leverages these principles to provide predictable latency and sustained bandwidth, which is essential for database systems, virtualization clusters, and real-time analytics platforms.

Multi-Port Architecture for Redundant Data Paths

The four-port design of the HPE R3B28A HBA introduces multiple independent data channels that enhance redundancy and load balancing within SAN environments. Each port operates independently, enabling administrators to design resilient multipath configurations that maintain continuous data availability even during hardware or fabric failures. This architecture is particularly valuable in high-availability clusters where downtime tolerance is minimal and data integrity is paramount.

Performance Capabilities of 16Gb and 32Gb Fibre Channel Support

High Bandwidth Data Transmission for Modern Workloads

With support for both 16Gb and 32Gb Fibre Channel speeds, the HPE R3B28A adapter provides flexible scalability options for evolving enterprise infrastructures. The 32Gb capability allows significantly increased throughput, supporting workloads such as large-scale virtualization farms, high-frequency trading systems, and big data processing environments. Meanwhile, backward compatibility with 16Gb environments ensures seamless integration into existing SAN deployments without requiring immediate infrastructure overhauls.

Optimized Throughput for Latency-Sensitive Applications

Latency-sensitive applications such as online transaction processing systems and real-time analytics platforms benefit significantly from the reduced overhead and efficient packet handling of high-speed Fibre Channel interfaces. The adapter’s architecture is designed to minimize processing delays between host systems and storage arrays, enabling near-instantaneous data access and write operations under heavy load conditions.

Integration with HPE Alletra 9000 Storage Systems

Purpose-Built Compatibility and Optimization

The HPE R3B28A adapter is specifically engineered to complement the Alletra 9000 storage platform, ensuring that both hardware and firmware operate in a tightly integrated ecosystem. This compatibility enables advanced features such as optimized queue handling, intelligent path selection, and enhanced error recovery mechanisms. The result is a unified storage experience that maximizes performance while reducing operational complexity.

Seamless SAN Fabric Integration

In enterprise SAN architectures, interoperability between host adapters, switches, and storage arrays is essential for maintaining stable performance. The R3B28A HBA is designed to integrate smoothly into existing Fibre Channel fabrics, supporting standard protocols and management frameworks commonly used in data center environments. This ensures minimal disruption during deployment or upgrades, while maintaining high levels of operational continuity.

Hardware Design and Engineering Efficiency

Advanced ASIC-Based Processing Architecture

At the core of the HPE R3B28A adapter is a specialized ASIC architecture that offloads storage processing tasks from the host CPU. This dedicated processing capability improves system efficiency by reducing CPU utilization, allowing server resources to focus on application workloads rather than storage communication overhead. The result is improved overall system performance and better workload consolidation.

Thermal Efficiency and Energy Optimization

Enterprise data centers require components that balance performance with energy efficiency. The design of this Fibre Channel HBA emphasizes optimized power consumption while maintaining high throughput levels. Thermal dissipation mechanisms ensure stable operation under sustained workloads, reducing the risk of performance throttling due to overheating in dense server environments.

Scalability in Virtualized and Cloud Environments

Support for Hypervisor-Based Infrastructure

Modern virtualized environments rely heavily on storage adapters that can handle multiple virtual machine workloads simultaneously without degradation in performance. The HPE R3B28A adapter supports high I/O concurrency, making it well-suited for hypervisors such as VMware and Hyper-V. Its multi-port architecture enables efficient distribution of storage traffic across virtual machine clusters.

Cloud-Ready Storage Networking Capabilities

As enterprises transition toward hybrid cloud architectures, consistent storage performance across on-premises and cloud-connected environments becomes essential. The Fibre Channel HBA provides the stability required for hybrid deployments where latency-sensitive workloads may span across distributed infrastructure. This ensures consistent application behavior regardless of workload location.

Reliability and Fault Tolerance in Mission-Critical Systems

End-to-End Data Integrity Assurance

The adapter incorporates advanced error detection and correction mechanisms designed to ensure data integrity throughout transmission. These mechanisms help detect anomalies in data frames and initiate recovery procedures without disrupting active workloads. Such capabilities are essential in environments where data corruption or loss could lead to significant operational impact.

Multipath I/O Support for Continuous Availability

Multipath I/O configurations allow data traffic to be distributed across multiple physical routes between servers and storage arrays. The HPE R3B28A adapter fully supports multipath architectures, ensuring continuous data access even if one or more paths become unavailable. This capability is critical for disaster recovery strategies and high-availability infrastructure design.

Enterprise Storage Networking Optimization

Load Balancing Across Fibre Channel Ports

With four independent ports, the adapter enables intelligent distribution of storage workloads across multiple communication channels. This reduces congestion and ensures balanced utilization of available bandwidth. In high-demand environments, such load distribution improves system responsiveness and prevents bottlenecks in storage access patterns.

Improved IOPS Handling for Data-Intensive Applications

Input/output operations per second (IOPS) is a critical metric in enterprise storage performance. The HPE R3B28A HBA is designed to handle extremely high IOPS workloads, making it suitable for environments such as large database clusters, virtualization hosts, and analytics platforms. Its architecture ensures that performance remains stable even during peak demand periods.

Compatibility with Enterprise Operating Systems and Drivers

Broad Operating System Support

The adapter is designed to support a wide range of enterprise operating systems commonly used in data center environments. This includes major Linux distributions, Windows Server platforms, and virtualization hypervisors. Driver optimization ensures that system integration is smooth and performance remains consistent across different operating environments.

Firmware Management and Lifecycle Control

Enterprise IT environments require strict control over firmware versions and hardware lifecycle management. The HPE R3B28A adapter supports structured firmware updates that allow administrators to maintain system consistency across large-scale deployments. This ensures compatibility with evolving storage platforms and security requirements.

Data Center Deployment Scenarios

High-Density Virtualization Clusters

In virtualization-heavy environments, storage adapters must handle concurrent requests from multiple virtual machines without performance degradation. The HPE R3B28A adapter is well-suited for such deployments due to its high throughput capacity and multi-port architecture, which ensures efficient traffic distribution across virtual workloads.

Enterprise Database Infrastructure

Relational database systems and distributed data platforms require consistent low-latency storage access. This Fibre Channel HBA supports these requirements by providing stable and predictable communication pathways between compute nodes and storage arrays, ensuring transactional integrity and fast query response times.

Advanced Storage Fabric Engineering

Integration with Redundant SAN Topologies

Enterprise SAN designs often include redundant switching fabrics to eliminate single points of failure. The HPE R3B28A adapter integrates effectively into such architectures, supporting dual-fabric or multi-fabric topologies that enhance resilience and operational continuity.

Optimized Frame Processing Efficiency

Efficient frame handling is essential in Fibre Channel environments where large volumes of data are transmitted continuously. The adapter is engineered to process frames with minimal overhead, reducing latency and improving throughput consistency across all active ports.