876449-B21 HPE Synergy 4820c Ethernet Adapter

Highlights of HPE 876449-B21 Synergy 4820c Network Adapter

The HPE 876449-B21 Synergy 4820c Converged Network Adapter is an enterprise-class networking solution engineered for modern data centers. It delivers flexible multi-speed connectivity up to 25GbE, enabling high-performance data transfer, scalable infrastructure expansion, and optimized workload handling in converged IT environments.

General Information

• Manufacturer: HPE (Hewlett Packard Enterprise)
• Part Number: 876449-B21
• Product Type: Network Adapter
• Sub-Type: Synergy 4820c 10/20/25Gb

Technical Specifications

Hardware & Interface Details

• Device Type: Converged Network Adapter
• Connectivity Technology: Wired Ethernet networking
• Supported Ports: 10GbE / 20GbE / 25GbE

Expansion & Connectivity

SFP-Based Modular Interface

• SFP (Mini-GBIC) modular port design
• Compatible with HPE Synergy infrastructure systems
• Supports scalable enterprise deployments

HPE Synergy 4820c Adapter

Supported Network Speeds

• 10 Gigabit Ethernet (10GbE) connectivity
• 20 Gigabit Ethernet (20GbE) optimized performance mode
• 25 Gigabit Ethernet (25GbE) high-speed operation
• Dynamic bandwidth scaling based on workload demands

Enterprise-Level Advantages

• Improves server-to-network data flow efficiency
• Reduces latency in virtualized and cloud environments
• Enhances overall data center performance

Benefits of HPE 876449-B21 Adapter

Optimized Data Center Efficiency

• Enhances high-speed network communication
• Supports virtualization and hybrid cloud workloads
• Improves application responsiveness and throughput

Flexible Infrastructure Integration

• Seamless integration with HPE Synergy platforms
• Future-ready scalable architecture
• Ideal for enterprise-grade IT environments

Overview of HPE 876449-B2110/20/25Gb Ethernet Adapter

The HPE 876449-B21 Synergy 4820c 10/20/25Gb Ethernet Converged Adapter is a high performance enterprise networking component engineered to meet the evolving requirements of modern data centers, cloud computing environments, virtualization platforms, and hyperconverged infrastructure deployments. Designed for HPE Synergy composable infrastructure systems, this converged adapter delivers flexible multi-speed Ethernet connectivity with support for 10GbE, 20GbE, and 25GbE per port, enabling dynamic scaling of network performance based on workload intensity and infrastructure configuration.

Multi-Speed Ethernet Architecture for Adaptive Network Performance Scaling

The HPE 876449-B21 Synergy 4820c adapter introduces a multi-speed Ethernet architecture that supports 10Gb, 20Gb, and 25Gb speeds, allowing enterprise administrators to tailor network performance to specific application requirements. This flexibility ensures optimal resource utilization and eliminates the need for multiple hardware replacements when scaling infrastructure performance. This adaptive networking capability is especially valuable in dynamic environments where workloads frequently change in size and complexity, such as cloud computing platforms, virtualization clusters, and high performance computing environments.

Dynamic Bandwidth Allocation for Workload

The adapter supports dynamic bandwidth allocation, enabling administrators to adjust network throughput based on real time workload requirements. This ensures that critical applications receive sufficient network resources while maintaining overall system balance and efficiency. It allows enterprises to optimize infrastructure performance without overprovisioning hardware resources.

Intelligent Traffic Prioritization Across Mixed Workload Environments

The converged adapter supports intelligent traffic prioritization, ensuring that latency sensitive applications such as real time analytics, financial transactions, and virtual desktop infrastructure receive priority over less critical traffic. This improves application responsiveness and enhances user experience in enterprise environments.

Converged Networking for Unified Data and Storage Infrastructure

The HPE 876449-B21 Synergy 4820c adapter is designed as a converged networking solution, enabling both storage and data traffic to operate over a single unified Ethernet infrastructure. This eliminates the need for separate networking fabrics, simplifying architecture and reducing operational complexity. Converged networking plays a critical role in modern data center design by reducing hardware redundancy and improving overall efficiency.

Reduction of Network Silos for Simplified Data Center Design

By eliminating separate storage and data networks, the adapter reduces infrastructure silos and enables more streamlined network management. This leads to improved operational efficiency and reduced capital expenditure for enterprise organizations. It supports unified infrastructure strategies aligned with modern IT transformation initiatives.

Improved Resource Utilization Across Enterprise IT Systems

The converged architecture improves resource utilization by consolidating network traffic, reducing the need for redundant hardware, and optimizing bandwidth distribution across systems. This enhances overall efficiency and scalability of enterprise infrastructure.

SFP28 High Speed Interface for Flexible Optical and Copper Connectivity

The HPE 4820c adapter uses SFP28 interfaces, enabling high speed 25Gb Ethernet connectivity across both fiber optic and direct attach copper (DAC) cabling solutions. This provides flexibility in deployment across different enterprise networking environments. SFP28 technology is widely adopted in modern data centers due to its efficiency, scalability, and compatibility with high density networking architectures.

Long Distance Optical Networking in Distributed Data Centers

The adapter supports optical transceivers that enable long distance communication between servers, storage systems, and networking devices across distributed data center environments. This is essential for large scale enterprise infrastructure deployments. It ensures reliable high speed connectivity across geographically distributed systems.

Direct Attach Copper for Low Latency Rack Level Connectivity

For short range connections, the adapter supports DAC cables, providing low latency and cost effective connectivity within racks or adjacent server enclosures. This improves efficiency in high density computing environments.

HPE Synergy Composable Infrastructure Environments

The HPE 876449-B21 Synergy 4820c adapter is specifically designed for HPE Synergy composable infrastructure platforms, enabling dynamic allocation of networking resources across compute and storage modules. Composable infrastructure allows IT resources to be disaggregated and recombined dynamically based on workload needs.

On Demand Resource Composition for Agile IT Operations

The adapter enables on demand composition of network resources, allowing enterprises to allocate bandwidth and connectivity dynamically as workloads change. This enhances agility and operational responsiveness. It supports modern IT automation and orchestration strategies.

Cloud Native Application Optimization for Scalable Workloads

The adapter is optimized for cloud native environments, ensuring consistent high performance networking for containerized applications, microservices architectures, and distributed workloads. This improves scalability and application performance across enterprise cloud environments.

Advanced Network Offload and Acceleration

The HPE 4820c converged adapter includes advanced network offload capabilities designed to reduce CPU utilization and improve system efficiency. By handling network processing tasks at the hardware level, it frees server resources for application workloads. This results in improved performance and scalability in enterprise computing environments.

High Throughput Environments

The adapter provides efficient packet processing capabilities that ensure smooth and fast data transmission across high bandwidth networks. This reduces latency and improves responsiveness in enterprise systems. It ensures stable performance under heavy network load conditions.

CPU Offload for Enhanced Application Performance

By offloading network processing tasks from the CPU, the adapter enables more computing resources to be dedicated to critical business applications. This enhances overall system efficiency and performance scalability.

Enterprise Data Center Networking for Cloud Platforms

The HPE 876449-B21 adapter is designed for enterprise data center networking environments that support virtualization, cloud computing, and hybrid IT infrastructures. It ensures stable and high performance connectivity across distributed systems. This makes it ideal for organizations deploying large scale virtualized workloads and cloud based applications.

Performance for Virtual Machine Environments

The adapter ensures optimized networking performance for virtual machines, enabling efficient communication between virtualized workloads and external network systems. This improves stability and performance of hypervisor based infrastructures.

Reliable Connectivity for Distributed Cloud Services

The converged adapter supports distributed cloud environments by providing reliable connectivity between services and applications deployed across multiple nodes and data centers. It ensures seamless data flow and operational continuity.

High Availability and Enterprise Grade Reliability

The HPE 876449-B21 Synergy 4820c adapter is engineered for high availability environments where continuous uptime and system reliability are critical. Its robust design ensures consistent performance under demanding workloads. It is suitable for mission critical enterprise applications and large scale data center operations.

Redundant Networking for Continuous Operation

The adapter supports redundant networking configurations that ensure continuous connectivity even in the event of partial system failure. This enhances system resilience and reduces downtime risks. It supports uninterrupted enterprise business operations.

Stable Performance Under High Traffic Conditions

The adapter maintains stable performance even under heavy network traffic loads, ensuring consistent application responsiveness and data integrity. This makes it suitable for high demand enterprise environments.

Integration with Hybrid Cloud and Modern IT Infrastructure

The HPE 876449-B21 converged adapter integrates seamlessly into hybrid cloud environments, enabling connectivity between on premise infrastructure and cloud platforms. This supports flexible and scalable IT architectures. It plays a key role in enterprise digital transformation strategies.

Seamless Multi Cloud Connectivity for Distributed Enterprises

The adapter enables seamless connectivity across multiple cloud environments, allowing enterprises to distribute workloads efficiently across different platforms. This improves flexibility and scalability in IT operations.

Evolving Enterprise Demands

The converged adapter is designed with future ready architecture that supports evolving enterprise networking requirements including AI workloads, edge computing, and next generation cloud systems. This ensures long term investment protection and infrastructure scalability.

Next Generation Data Center Transformation

The HPE 876449-B21 Synergy 4820c 10/20/25Gb Ethernet Converged Adapter delivers strategic value for organizations undergoing data center modernization and digital transformation. It provides the performance, scalability, and flexibility required to support next generation enterprise IT environments. By enabling converged networking, high speed connectivity, and composable infrastructure integration, it forms a foundational component for modern enterprise architecture.

Scalable Networking Foundation for Enterprise Growth

The adapter provides a scalable networking foundation that allows enterprises to expand infrastructure capacity as business needs grow. This ensures long term adaptability and efficiency. It supports continuous modernization of IT environments.