S4P77A HPE Gen5 10/25Gb StoreOnce 2-port SFP Adapter

HPE S4P77A 10/25Gb 2-Port SFP Adapter Overview

The HPE S4P77A StoreOnce Gen5 10/25Gb 2-Port SFP Adapter is a high-performance PCIe network interface card engineered to accelerate enterprise storage networking and backup environments. Designed for HPE StoreOnce Gen5 systems, this dual-port SFP28 adapter delivers reliable, low-latency, and high-throughput connectivity for data-intensive applications. With support for 1GbE, 10GbE, and 25GbE speeds, it ensures seamless scalability across modern IT infrastructures.

Key Product Details

• Product Type: Network Adapter
• Manufacturer: HPE
• Manufacturer Part Number: S4P77A

Technical Specifications

• Form Factor: Plug-in Card
• Bus Interface: PCI Express 3.0 x8
• PCIe Specification: PCIe 3.0

Network Interfaces

• 2 x 1Gb Ethernet / 10Gb Ethernet / 25Gb Ethernet – SFP28
• Wired connectivity technology
• High-speed fiber-compatible design

Offload and Acceleration Features

• Tunnel offload
• Hardware-based traffic management
• Advanced queue managemen

Enterprise-Class Network Adapter for Modern Data Centers

This plug-in card is built to meet the evolving demands of virtualization, cloud computing, and high-speed data transfer workloads. Leveraging PCI Express 3.0 x8 architecture, it maximizes bandwidth availability while reducing bottlenecks in storage and backup networks. Dual-port SFP28 connectivity, Supports 1Gb, 10Gb, and 25Gb Ethernet speeds, Optimized for HPE StoreOnce Gen5 platforms, High-throughput 25 Gbps data transfer rate per port, Low latency for mission-critical workloads.

Device Type and Form Factor

The HPE S4P77A is a network interface adapter designed in a compact plug-in card form factor. Its streamlined hardware design ensures easy installation in compatible HPE servers and storage appliances. Powered by a Broadcom BCM57414 processor, this adapter ensures stable performance, enhanced packet processing efficiency, and hardware-level optimization for virtualization and RDMA workloads. 1 x Broadcom BCM57414 controller, Optimized packet processing, Efficient traffic management, Hardware acceleration features.

Dual SFP28 Ports for Flexible Networking

The adapter features two SFP28 ports supporting multiple Ethernet standards. This flexible connectivity allows organizations to scale from 10GbE to 25GbE networks without replacing infrastructure components. 2 x SFP28 interfaces, 1Gb Ethernet compatibility, 10Gb Ethernet support, 25Gb Ethernet capability. With a maximum data transfer rate of 25 Gbps per port, the HPE S4P77A significantly enhances throughput for backup, replication, virtualization, and storage traffic. Up to 25 Gbps bandwidth, Reduced network congestion, Improved backup window efficiency

Ethernet and RDMA Compatibility

This StoreOnce Gen5 adapter supports a wide range of data link protocols to ensure compatibility across enterprise networking ecosystems. Gigabit Ethernet, 10 Gigabit Ethernet, 25 Gigabit Ethernet, RDMA over Converged Ethernet (RoCE v1), RDMA over Converged Ethernet (RoCE v2)

RDMA Acceleration Benefits

RDMA technology reduces CPU overhead and enables faster data movement between storage and server memory. This results in lower latency, higher throughput, and improved system responsiveness for high-performance computing and backup workloads. Reduced CPU utilization, Lower network latency, Improved storage efficiency

Virtualization and Cloud Optimization Features

Single Root I/O Virtualization (SR-IOV)

SR-IOV support enhances virtual machine performance by allowing direct assignment of network resources, reducing hypervisor overhead and increasing I/O efficiency.Improved VM network performance, Reduced latency in virtual environments, Efficient resource allocation. These features enable balanced traffic distribution and optimized multi-tenant networking in enterprise data centers.

Enterprise-Grade Security Features

Security is a critical component of enterprise networking. The HPE StoreOnce Gen5 10/25Gb adapter integrates advanced security features to protect firmware integrity and prevent unauthorized access.

UEFI and Legacy Boot Support

The adapter ensures compatibility with modern and legacy systems by supporting multiple boot environments.

IPv4 and IPv6 Compatibility

With full IPv4 and IPv6 support, this 25GbE network adapter ensures seamless integration into next-generation network infrastructures and cloud deployments. IPv4 protocol support, IPv6 protocol support, Enhanced routing flexibility, Improved network scalability

Scalable and Future-Proof Networking,Compatibility and Integration

With multi-speed SFP28 support and virtualization capabilities, the HPE S4P77A provides a scalable path from 10GbE to 25GbE networking without infrastructure overhaul. Cost-effective upgrade path, Flexible deployment options, High bandwidth for modern workloads

The PCIe 3.0 x8 interface ensures seamless compatibility with supported HPE servers and storage arrays, enabling smooth deployment in enterprise IT environments.Compatible with HPE Gen5 systems, Enterprise-ready design, High reliability and durability

HPE S4P77A Gen5 10/25Gb StoreOnce 2-port SFP Adapter Category 

The HPE S4P77A Gen5 10/25Gb StoreOnce 2-port SFP Adapter is a high-performance network interface solution engineered for modern enterprise backup and data protection environments. Designed specifically for HPE StoreOnce Gen5 systems, this dual-port SFP28 adapter enables seamless 10GbE and 25GbE connectivity, delivering enhanced throughput, reduced latency, and improved backup window efficiency. As data volumes continue to grow across data centers, hybrid infrastructures, and edge deployments, organizations require reliable and scalable networking components that can handle mission-critical backup workloads without bottlenecks.

This category focuses on advanced 10/25Gb Ethernet adapters optimized for HPE StoreOnce backup appliances, offering exceptional compatibility, performance, and resilience. Whether deployed in enterprise data centers, managed service provider environments, or large-scale virtualization clusters, the HPE S4P77A adapter ensures consistent, high-speed data transfer to support deduplication, replication, and disaster recovery strategies.

Optimized Networking for HPE StoreOnce Gen5 Platforms

The HPE S4P77A 2-port SFP adapter is purpose-built for HPE StoreOnce Gen5 systems, ensuring hardware-level integration and firmware compatibility. It enhances network communication between backup servers, storage systems, and replication targets, enabling efficient movement of large datasets.

Enterprise backup and recovery operations demand robust network throughput. With support for 10GbE and 25GbE speeds, this adapter significantly reduces backup and restore times. Organizations handling large virtual machine environments, databases, and file repositories benefit from faster data ingestion and optimized replication across sites.

Flexible 10GbE and 25GbE Operation

The adapter supports both 10 Gigabit and 25 Gigabit Ethernet speeds, allowing organizations to scale their network infrastructure without replacing hardware. This flexibility ensures seamless integration into existing 10GbE environments while providing a clear upgrade path to 25GbE for higher performance demands. When it comes to enterprise backup infrastructure, network stability and sustained throughput are essential. The HPE S4P77A Gen5 adapter is engineered with enterprise-grade components to ensure consistent performance under heavy workloads.

Low Latency Data Transmission

Reduced latency improves backup window efficiency and minimizes delays in replication processes. This is particularly beneficial for: Mission-critical database backups, Virtualized environments with high I/O activity, Real-time or near-real-time replication requirements, Disaster recovery synchronization between remote sites

Advanced Error Detection and Correction

Enterprise network adapters must maintain data integrity during transmission. The HPE S4P77A incorporates advanced error handling mechanisms that ensure accurate data movement, minimizing packet loss and retransmission events that could impact backup performance.

Optimized for Deduplication Traffic

HPE StoreOnce systems leverage powerful deduplication technologies to reduce storage consumption. The network adapter is optimized to handle deduplicated data streams efficiently, maintaining consistent bandwidth usage while supporting high data reduction ratios.

Scalability for Growing Data Environments

Modern enterprises are experiencing exponential data growth. The HPE S4P77A 10/25Gb adapter category addresses scalability challenges by providing networking capabilities that can expand alongside storage and backup infrastructure.

Future-Ready Network Architecture

Organizations transitioning from legacy 1GbE or 10GbE environments to 25GbE can deploy this adapter as part of a scalable network roadmap. The backward compatibility ensures a smooth migration strategy without disruptive hardware overhauls.

Support for High-Density Data Centers

In high-density data center environments, efficient port utilization is critical. The dual-port configuration maximizes connectivity within limited rack space, helping IT teams optimize physical infrastructure. Ideal for Hybrid and Multi-Site Deployments. The adapter supports replication between geographically dispersed StoreOnce systems, making it suitable for: Branch office backup consolidation, Hybrid cloud backup strategies, Multi-site disaster recovery planning, Service provider data protection solutions

Improved Backup and Restore Efficiency

Backup performance directly impacts operational continuity. The HPE S4P77A adapter enhances data transfer speeds, allowing organizations to complete backup jobs within tighter windows.

Faster Data Ingestion

With 25GbE capability, large-scale data ingestion processes complete significantly faster compared to traditional 10GbE-only solutions. This is particularly valuable for nightly backup operations involving terabytes of data.

Accelerated Restore Operations

In disaster recovery scenarios, rapid restore times are essential. The increased bandwidth provided by the dual-port 10/25Gb adapter ensures quick retrieval of backup data, reducing downtime and improving business resilience. Replication between primary and secondary StoreOnce systems requires consistent bandwidth. The HPE S4P77A ensures optimized data flow, enabling efficient off-site data protection strategies.

Enhanced Security and Data Integrity

Data protection extends beyond backup storage; it includes secure data transmission. This adapter supports secure networking standards and integrates with enterprise-level encryption and security protocols.

Secure Data Movement, Reliable Packet Handling

Organizations can leverage secure network configurations to protect sensitive data during transmission. This is crucial for industries such as healthcare, finance, government, and education where compliance standards are stringent. Advanced packet management capabilities reduce errors and maintain stable connectivity, ensuring that backup data remains intact during transfer.

Compatibility and Integration

The HPE S4P77A adapter is engineered specifically for compatibility with HPE StoreOnce Gen5 appliances, ensuring seamless firmware and hardware integration. Within HPE infrastructure environments, this adapter aligns with existing management frameworks and monitoring tools. IT administrators can manage network performance alongside storage metrics for holistic system visibility.

Organizations running virtualized workloads on VMware, Hyper-V, or other hypervisors benefit from the adapter’s high-throughput networking, enabling efficient backup of virtual machines and containers.

Reduced Backup Windows

Higher bandwidth translates to shorter backup durations, allowing IT teams to allocate resources more effectively and reduce performance impact on production systems.

Improved Disaster Recovery Readiness

Faster replication and restore capabilities enhance overall disaster recovery posture, ensuring critical business data remains protected and recoverable.

Managed Service Providers

Service providers offering backup-as-a-service can leverage the adapter to deliver faster data protection services to clients.

Remote Office Backup Consolidation

Organizations with distributed offices can replicate backups efficiently to a central StoreOnce system using high-bandwidth connectivity. HPC workloads generate significant data output. The 25GbE capability ensures rapid transfer of research data, simulations, and analytics outputs to secure backup repositories.

Performance-Driven Design

Every aspect of the adapter’s architecture is built to handle demanding backup and replication workloads without compromising reliability.

Long-Term Infrastructure Investment

With growing data demands, investing in scalable 10/25Gb networking ensures that backup infrastructure remains capable of meeting future requirements.

Enterprise Support and Warranty Alignment

As an official HPE component, the S4P77A adapter aligns with enterprise warranty and support structures, ensuring dependable service and technical assistance when needed.