Intel /25 Gigabit SFP28 x 4 PCIe 4.0 x16 10 Ethernet Network Adapter

Overview

The Intel E810XXVDA4 is a high-performance PCIe 4.0 x16 network adapter designed to provide four SFP28 ports, each capable of delivering 25 gigabit Ethernet speeds. This adapter offers up to 100 gigabits per second of total bandwidth, making it ideal for data centers and enterprise environments that require fast and reliable network connectivity. It supports flexible connection options with direct attach copper cables or optical transceivers, allowing seamless integration into existing infrastructure while preparing for future 25 GbE deployments.

Equipped with an Intel E810 controller, the adapter enhances network efficiency through advanced offload engines that support RDMA, RoCEv2, and iWARP protocols. These features reduce latency and CPU load, which is critical for workloads such as databases, high-performance computing, and real-time analytics. The card also supports virtualization technologies and storage acceleration, making it a versatile choice for modern server environments.

Key features

• Four SFP28 ports that provide 25 GbE speeds with backward compatibility to 10 and 1 GbE for flexible network integration
• PCIe 4.0 x16 interface that ensures maximum data throughput and low latency for demanding applications
• Compatibility with both direct attach copper cables and optical fiber modules to suit different network topologies and distances
• Intel E810 controller with hardware offloads that reduce CPU utilization during heavy network traffic
• Support for RDMA, RoCEv2, and iWARP protocols to enable low-latency, high-throughput data transfers
• Virtualization enhancements including SR-IOV, virtual machine device queues (VMDq), and flexible port partitioning to maintain consistent performance in virtualized environments
• Acceleration for iSCSI and NFS storage protocols, allowing convergence of storage and network traffic on a single adapter

Key specs

• Network ports: 4 x SFP28
• Maximum speed per port: 25 GbE
• Speed options per port: 25 GbE, 10 GbE, 1 GbE
• Host interface: PCIe 4.0 x16
• Controller: Intel E810
• Supported protocols: RDMA, RoCEv2, iWARP, iSCSI, NFS
• Connectivity options: Direct attach copper cables, optical transceivers
• Aggregate bandwidth: Up to 100 Gbps

Connectivity and compatibility

This adapter supports a wide range of network setups thanks to its four SFP28 ports, which can operate at multiple speeds to match existing infrastructure. The ability to use direct attach copper cables is ideal for short-range connections within racks, while optical transceivers extend reach for longer distances. It integrates smoothly with VMware and KVM virtualization platforms, supporting advanced features that optimize network traffic and resource allocation.

• Four SFP28 ports compatible with 25 GbE, 10 GbE, and 1 GbE networks
• Supports direct attach copper cables for cost-effective short links
• Compatible with optical fiber modules for extended network reach
• Works with virtualization platforms such as VMware and KVM

Performance and reliability

The Intel E810XXVDA4 excels in delivering consistent, high-speed network performance while minimizing CPU overhead. Its advanced offload capabilities handle complex network tasks, freeing up server resources for other critical workloads. The support for RDMA and related protocols ensures low-latency communication, which is essential for applications that demand real-time data processing. This makes the adapter a dependable choice for environments where network performance directly impacts operational efficiency.

Ideal uses and environments

This network adapter is well suited for data centers, enterprise servers, and high-performance computing clusters that require fast and reliable Ethernet connectivity. It fits well in setups that involve large data transfers between compute nodes, storage systems, or backup targets. Additionally, it supports converged storage networks, making it a strong option for organizations looking to simplify their infrastructure by combining storage and network traffic on a single adapter.