E810XXVDA2 Intel 25Gb Dual-Port PCIe Adapter.

Intel E810XXVDA2 25 Gigabit Dual-Port SFP28 Adapter Overview

The Intel E810XXVDA2 is a high-performance dual-port 25 Gigabit Ethernet network adapter designed for modern data centers, enterprise servers, and cloud computing environments. Built with advanced Intel architecture, this PCI Express 4.0 x8 optical fiber NIC delivers ultra-low latency, high bandwidth throughput, and scalable network virtualization features to support next-generation workloads.

General Information of Intel E810XXVDA2

• Manufacturer: Intel
• Part Number: E810XXVDA2
• Product Type: High-speed Network Interface Card (NIC)

Design and Form Factor

• Form Factor: Low-profile PCIe plug-in card
• Interface Type: PCI Express 4.0 x8 bus
• Backward Compatibility: PCIe 3.0 and PCIe 4.0 supported systems

Network Connectivity and Ports

• 2 x 25 Gigabit SFP28 optical fiber ports
• Supports breakout and flexible port configurations
• Optimized for high-density networking environments

Supported Data Rates and Protocols

• Gigabit Ethernet (1GbE)
• 10 Gigabit Ethernet (10GbE)
• 25 Gigabit Ethernet (25GbE)

Transport and Network Protocol Support

• iSCSI for storage networking
• iWARP for remote direct memory access
• NFS support for distributed storage access

Advanced Performance Features

• RDMA (Remote Direct Memory Access) support for ultra-low latency communication
• RoCE v2 (RDMA over Converged Ethernet) for high-speed data center interconnects
• Virtual Machine Device Queues (VMDq) for optimized virtualization performance
• Single Root I/O Virtualization (SR-IOV) for multi-VM environments
• Data Direct I/O (DDIO) for reduced memory bottlenecks
• Flexible Port Partitioning (FPP) for customizable bandwidth allocation

Virtualization and Cloud Optimization

• SR-IOV for hardware-based virtualization acceleration
• VMDq for improved packet handling in virtual environments
• Optimized for hypervisors and container-based infrastructures

Traffic Management and QoS Capabilities

• Intelligent packet offloading engine
• On-chip QoS for prioritizing critical workloads
• Bandwidth shaping and traffic segmentation
• Low-latency packet processing pipeline

Use Cases and Applications

• Enterprise data centers
• Cloud computing platforms
• High-performance storage networks
• Virtualized server environments
• Big data analytics and AI workloads

Advantages of Choose Intel E810XXVDA2 Network Adapter

• High-speed 25GbE dual-port connectivity
• Advanced RDMA and RoCE v2 support
• Low latency and high throughput performance
• Strong virtualization and cloud readiness
• Efficient CPU offloading and traffic management

Intel E810XXVDA2 PCI Express Optical Fiber Ethernet Adapter

The Intel E810XXVDA2 25 Gigabit Dual-Port SFP28 PCI Express Optical Fiber Ethernet Network Adapter represents a high-performance networking solution designed for modern data-driven infrastructures. Built on Intel’s advanced Ethernet controller architecture, this adapter is engineered to support demanding workloads that require ultra-low latency, high throughput, and exceptional scalability. The adapter is widely adopted in enterprise data centers, cloud environments, virtualization platforms, and high-performance computing clusters where stable and fast network connectivity is essential.

As part of the Intel Ethernet 800 Series family, this dual-port SFP28 network interface card is optimized for 25GbE connectivity, enabling organizations to transition smoothly from 10GbE to higher-speed networking without redesigning their entire infrastructure. Its PCI Express Gen 4.0 interface ensures maximum bandwidth utilization between the server and network, reducing bottlenecks and improving overall system efficiency.

The Intel E810XXVDA2 25 Gigabit Dual-Port SFP28 PCI Express Optical Fiber Ethernet Network Adapter is also commonly referenced in enterprise procurement catalogs and technical deployments due to its reliability and compatibility with modern server architectures.

Advanced Architecture and Hardware Design

Next-Generation Intel Ethernet Controller

At the core of this adapter lies Intel’s next-generation Ethernet controller technology, which is designed to handle intensive packet processing workloads with improved efficiency. The controller integrates hardware acceleration features that offload processing tasks from the CPU, allowing servers to allocate more resources to application-level workloads rather than network management tasks.

This architecture enhances throughput consistency, especially in environments with high packet rates such as virtualization clusters and storage networks. The controller also supports advanced queue management techniques that help distribute traffic evenly across CPU cores.

PCI Express 4.0 Interface Optimization

The PCI Express 4.0 interface used in the Intel E810XXVDA2 ensures significantly higher bandwidth compared to previous generations. This interface enables faster data transfer between the network adapter and the host system, minimizing latency and improving responsiveness in time-sensitive applications.

By leveraging PCIe Gen 4.0 lanes, the adapter can efficiently handle dual 25GbE ports without congestion, making it suitable for workloads involving large-scale data analytics, distributed computing, and cloud-native applications.

Dual-Port SFP28 Optical Fiber Connectivity

The dual SFP28 ports provide flexible connectivity options for optical fiber networking. These ports support 25GbE per channel, allowing aggregated bandwidth of up to 50GbE in dual-port configurations. The SFP28 form factor is widely used in modern data centers due to its compact design and compatibility with existing SFP+ infrastructure through backward compatibility modes.

This makes migration from 10GbE to 25GbE cost-effective and operationally efficient, as existing fiber cabling can often be reused with minimal changes.

Performance Characteristics and Network Efficiency

High Throughput for Data-Intensive Applications

The Intel E810XXVDA2 network adapter is designed to deliver consistent high throughput even under heavy network load conditions. It is capable of handling large volumes of simultaneous connections, making it suitable for environments such as cloud hosting platforms, enterprise virtualization systems, and high-frequency trading infrastructures.

Its architecture minimizes packet loss and ensures stable transmission rates, which is essential for mission-critical workloads where performance predictability is as important as raw speed.

Low Latency Packet Processing

Latency reduction is a key design goal of this adapter. Through hardware-based packet processing and intelligent offloading mechanisms, the adapter significantly reduces the time required to process network packets. This results in faster communication between servers, storage systems, and application layers.

Low latency performance is especially important in environments such as real-time analytics, artificial intelligence model training clusters, and financial transaction systems.

Efficient CPU Offloading Capabilities

The adapter incorporates advanced offloading features that reduce CPU overhead. Tasks such as checksum calculation, segmentation, and virtualization processing are handled directly by the network hardware. This allows server CPUs to focus on application execution rather than network packet handling.

By reducing CPU utilization, organizations can achieve better server consolidation ratios and improved overall infrastructure efficiency.

Enterprise Use Cases and Deployment Scenarios

Cloud Data Center Infrastructure

In cloud environments, the Intel E810XXVDA2 plays a critical role in ensuring scalable and reliable connectivity between compute nodes. Cloud service providers rely on high-speed network adapters to manage massive workloads distributed across thousands of virtual machines and containers.

The adapter’s dual-port architecture allows for redundant network paths, ensuring high availability and fault tolerance in cloud deployments.

Virtualization and Software-Defined Networking

Virtualized environments require network adapters capable of handling multiple virtual interfaces and high packet density. The Intel E810XXVDA2 supports advanced virtualization features that improve performance in hypervisor-based environments.

It is optimized for use with software-defined networking architectures where network resources are dynamically allocated and managed through virtualization layers.

High-Performance Computing Clusters

HPC clusters require extremely fast and reliable inter-node communication. The 25GbE bandwidth provided by this adapter ensures efficient data exchange between compute nodes, reducing computation delays and improving parallel processing efficiency.

Scientific simulations, weather modeling, and machine learning training workloads benefit significantly from the high-speed connectivity offered by this network adapter.

Storage Networking and Data Transfer Optimization

Distributed Storage Systems

Modern distributed storage systems rely heavily on high-speed networking to ensure data replication, synchronization, and retrieval across multiple nodes. The Intel E810XXVDA2 supports these workloads by providing consistent high-bandwidth connectivity that minimizes storage latency.

It is particularly effective in environments using software-defined storage solutions where data is distributed across multiple servers and must remain consistently synchronized.

NVMe over Fabrics Support

The adapter is well-suited for NVMe over Fabrics deployments, which require extremely low latency and high throughput. By enabling remote access to NVMe storage devices over a network, organizations can build high-performance storage architectures without relying on direct-attached storage.

The efficiency of the Intel Ethernet 800 Series architecture ensures that storage traffic is handled with minimal overhead and maximum performance consistency.

Virtualization and Offload Technologies

SR-IOV and Virtual Function Support

Single Root I/O Virtualization (SR-IOV) support enables the adapter to present multiple virtual interfaces to virtual machines. This improves network performance in virtualized environments by allowing direct hardware access to network resources.

Each virtual function operates independently, ensuring isolation and predictable performance across multiple virtual machines.

Hardware-Based Packet Steering

The adapter includes intelligent packet steering mechanisms that distribute network traffic across multiple CPU cores. This ensures balanced workload distribution and reduces bottlenecks in multi-threaded server environments.

By optimizing packet flow, the adapter enhances scalability and system responsiveness in high-density virtualized deployments.

Security and Data Integrity Features

Hardware Acceleration for Encryption

Security is a critical component of modern networking infrastructure. The Intel E810XXVDA2 includes hardware acceleration capabilities for encryption and decryption processes, improving performance for secure data transmission protocols.

This reduces CPU overhead associated with encrypted traffic, allowing secure communication without compromising performance.

Secure Boot and Firmware Protection

The adapter includes secure firmware mechanisms designed to protect against unauthorized modifications. Secure boot processes ensure that only trusted firmware is executed, reducing the risk of malicious attacks targeting network infrastructure.

These security features make the adapter suitable for compliance-driven industries such as finance, healthcare, and government sectors.

Compatibility and Ecosystem Integration

Operating System Support

The Intel E810XXVDA2 is compatible with a wide range of operating systems including major Linux distributions, Windows Server environments, and virtualization platforms. Intel provides optimized drivers that ensure maximum performance and stability across supported systems.

Server Platform Integration

This network adapter is designed for seamless integration with enterprise-grade server hardware. It supports modern server architectures with PCIe Gen 4.0 slots and is commonly used in rack-mounted servers and blade systems.

Its compatibility with leading server vendors ensures easy deployment in heterogeneous infrastructure environments.

Energy Efficiency and Thermal Design

Optimized Power Consumption

Despite its high-performance capabilities, the Intel E810XXVDA2 is designed with energy efficiency in mind. Intelligent power management features dynamically adjust power usage based on network load, reducing energy consumption during low traffic periods.

This makes it suitable for large-scale deployments where power efficiency is a key operational concern.

Advanced Thermal Management

The adapter includes thermal optimization features that ensure stable performance under sustained workloads. Efficient heat dissipation design allows the adapter to maintain optimal operating temperatures even in dense server environments.

Operational Reliability and Long-Term Performance

Enterprise-Grade Stability

Reliability is a core strength of the Intel E810XXVDA2. Designed for 24/7 operation, it delivers consistent performance under continuous workloads. This makes it suitable for mission-critical environments where downtime is not acceptable.

Strategic Role in Modern Networking Architectures

The Intel E810XXVDA2 25 Gigabit Dual-Port SFP28 PCI Express Optical Fiber Ethernet Network Adapter plays a strategic role in enabling next-generation networking infrastructures. As organizations transition toward cloud-native computing, edge processing, and high-density virtualization, the demand for reliable high-speed network adapters continues to grow.

By combining high throughput, low latency, advanced virtualization support, and energy efficiency, this adapter serves as a foundational component in modern enterprise networking ecosystems, supporting both current and future digital transformation initiatives.