540-BCXY Dell E810 25GbE SFP28 OCP NIC 3.0

Details of Dell E810 25GBE SFP28 NIC

The Dell 540-BCXY Intel E810 Dual-Port 25GbE SFP28 OCP NIC 3.0 is a next-generation enterprise networking adapter engineered for ultra-fast connectivity. With Open Compute Project (OCP) 3.0 support and advanced virtualization features, this card ensures reliable throughput, scalability, and efficiency for modern data centers and cloud infrastructures.

Manufacturer Details

• Brand: Dell
• Part Number: 540-BCXY
• Device Type: Network Adapter

Technical Specifications

• Form Factor: Plug-in Card
• Interface (Bus) Type: OCP Mezzanine 3.0
• PCI Specification Revision: PCIe 3.0, PCIe 4.0

Port Configuration

• Ports: Dual-port (2 x SFP28)
• Port Type: 25 Gigabit SFP28
• Data Link Protocols: Gigabit Ethernet, 10 Gigabit Ethernet, 25 Gigabit Ethernet
• Connectivity Technology: Wired

Network Protocols

• iSCSI
• iWARP
• NFS

Advanced Features

• RDMA Support (Remote Direct Memory Access)
• Virtual Machine Device Queues (VMDq)
• Single Root I/O Virtualization (SR-IOV)
• Data Direct I/O Technology (DDIO)
• RDMA over Converged Ethernet (RoCE v2)
• Flexible Port Partitioning (FPP)
• Intelligent Offloads for optimized performance
• On-chip QoS and traffic management

Compatibility

Dell PowerEdge Systems

• Validated for Dell PowerEdge server platforms
• Optimized for enterprise-grade workloads
• Ideal for virtualization, cloud, and HPC environments

Dell 540-BCXY Intel E810 2 Port 25GBE SFP28 NIC 3.0 Overview

The Dell 540-BCXY Intel E810 2 Port 25GbE SFP28 OCP NIC 3.0 represents a high-performance networking solution engineered for modern enterprise infrastructures, hyperscale data centers, and cloud-native computing environments. Built on the advanced Intel Ethernet E810 controller architecture, this network interface card delivers exceptional throughput, reduced latency, and scalable connectivity for demanding workloads. Designed in compliance with the OCP NIC 3.0 form factor, it integrates seamlessly into next-generation server platforms, optimizing both space efficiency and airflow within dense computing environments.

This dual-port 25GbE adapter leverages SFP28 optical connectivity to provide flexible deployment options, supporting both short-range and long-range optical transceivers as well as direct attach copper cables. The Dell 540-BCXY is optimized for virtualization-heavy environments, software-defined networking architectures, high-frequency trading systems, artificial intelligence workloads, and large-scale storage clusters where predictable network performance is essential.

Advanced Intel E810 Ethernet Controller Architecture

Next-Generation Network Processing Capabilities

At the core of the Dell 540-BCXY is the Intel Ethernet E810 controller, a cutting-edge chipset designed to support high-density networking environments with exceptional efficiency. The architecture is built to handle multi-gigabit traffic with improved packet processing efficiency, significantly reducing CPU overhead and improving overall system performance in virtualized environments.

Enhanced Packet Processing Engine

The E810 architecture incorporates a highly optimized packet processing engine that supports deep offloading capabilities. This allows the NIC to handle complex networking tasks such as segmentation, checksum calculation, and traffic classification directly on the hardware layer, minimizing dependency on host CPU resources and ensuring consistent throughput even under heavy load conditions.

Multi-Queue and Load Distribution Design

The multi-queue architecture embedded in the Dell 540-BCXY ensures efficient distribution of network traffic across available CPU cores. This design significantly improves scalability in multi-threaded environments, making it ideal for virtualization platforms, containerized workloads, and distributed computing frameworks where network balancing is critical for performance stability.

25GbE SFP28 Connectivity and Bandwidth Efficiency

High-Speed Optical Networking Interface

The dual 25 Gigabit Ethernet ports utilizing SFP28 connectors provide a significant performance upgrade over traditional 10GbE infrastructure. This enables organizations to achieve higher bandwidth density without requiring a proportional increase in physical switch ports or cabling complexity. The Dell 540-BCXY is specifically optimized for data centers transitioning toward 25GbE or hybrid 10/25/40GbE architectures.

Flexible Transceiver Compatibility

SFP28 interfaces support a wide range of optical transceivers and direct attach copper solutions, enabling administrators to tailor connectivity based on distance, power consumption, and cost considerations. This flexibility ensures seamless integration into existing network topologies without requiring a complete infrastructure overhaul.

Low-Latency Data Transmission

One of the key advantages of 25GbE technology is its ability to maintain extremely low latency under sustained high throughput conditions. The Dell 540-BCXY optimizes packet delivery paths and reduces jitter, making it suitable for latency-sensitive applications such as real-time analytics, financial trading systems, and distributed AI training clusters.

OCP NIC 3.0 Form Factor Optimization

Efficient Server Integration and Airflow Design

The Open Compute Project (OCP) NIC 3.0 standard ensures that the Dell 540-BCXY is designed for maximum efficiency in modern server architectures. Unlike traditional PCIe network adapters, OCP NIC 3.0 modules are engineered for improved thermal performance, simplified maintenance, and better spatial utilization within densely packed server chassis.

Reduced System Complexity

By adopting the OCP NIC 3.0 form factor, the Dell 540-BCXY reduces internal cabling complexity and improves serviceability. This allows data center operators to perform upgrades or replacements more efficiently while maintaining consistent airflow patterns across server racks.

Optimized Thermal Performance

Thermal efficiency is a critical consideration in high-density environments, and the OCP NIC 3.0 design ensures better heat dissipation compared to legacy NIC architectures. This contributes to improved system stability and reduced cooling requirements at scale.

Virtualization and Cloud-Native Performance Acceleration

Support for Advanced Virtualization Technologies

The Dell 540-BCXY Intel E810 2 Port 25GbE SFP28 OCP NIC 3.0 is engineered to deliver superior performance in virtualized infrastructures, including VMware, Hyper-V, KVM, and container-based orchestration platforms such as Kubernetes. Its hardware offload capabilities significantly reduce virtualization overhead while ensuring consistent network performance across multiple virtual machines.

SR-IOV and Virtual Function Support

Single Root I/O Virtualization (SR-IOV) enables the NIC to present multiple virtual interfaces directly to guest operating systems. This reduces hypervisor intervention and enhances network throughput for individual virtual machines, making it ideal for multi-tenant cloud environments.

Efficient Container Networking

In containerized ecosystems, the Dell 540-BCXY provides accelerated networking paths that reduce latency between microservices. This improves application responsiveness and ensures stable communication in distributed container clusters running high-density workloads.

RDMA and Low-Latency Communication Optimization

High-Performance Data Transfer Mechanisms

Remote Direct Memory Access (RDMA) support enhances the Dell 540-BCXY’s ability to transfer data directly between memory spaces without involving the CPU. This results in extremely low latency and high throughput communication, which is essential for modern HPC and AI workloads.

RoCE Integration for Data Center Efficiency

RDMA over Converged Ethernet (RoCE) enables lossless Ethernet transport, making it possible to achieve InfiniBand-like performance over standard Ethernet infrastructure. This significantly enhances the efficiency of distributed computing clusters and large-scale data processing systems.

Minimized CPU Utilization

By offloading data transfer operations to the NIC hardware, the Dell 540-BCXY reduces CPU usage, allowing processing resources to be redirected toward application workloads rather than network management tasks.

Security and Network Isolation Features

Hardware-Level Data Protection

Security is a fundamental aspect of enterprise networking, and the Dell 540-BCXY incorporates multiple layers of hardware-based security enhancements. These include secure boot mechanisms, firmware integrity validation, and advanced traffic filtering capabilities that protect against unauthorized network access and malicious packet injection.

Traffic Segmentation and Isolation

The NIC supports advanced traffic segmentation techniques that allow administrators to isolate workloads at the hardware level. This ensures that multi-tenant environments remain secure and that sensitive workloads are protected from lateral network threats.

Secure Firmware and Update Mechanisms

Firmware updates are cryptographically verified to ensure authenticity and prevent unauthorized modifications. This enhances the overall trust model of enterprise data center infrastructure.

Scalability in Enterprise Data Center Environments

High-Density Network Expansion Capabilities

The Dell 540-BCXY Intel E810 2 Port 25GbE SFP28 OCP NIC 3.0 is designed to scale efficiently across large enterprise environments. Its dual-port architecture allows for redundant configurations, load balancing, and link aggregation, ensuring continuous network availability even under high traffic conditions.

Load Balancing and Traffic Optimization

Network traffic can be distributed intelligently across both ports to maximize throughput and reduce congestion. This ensures consistent application performance in environments with unpredictable or burst-heavy traffic patterns.

High Availability Configurations

The dual-port design supports failover configurations that maintain uninterrupted connectivity in the event of a link failure, making it suitable for mission-critical infrastructure deployments.

AI, HPC, and Data-Intensive Workload Acceleration

Optimized for Machine Learning and Analytics

Modern AI and high-performance computing workloads require extremely fast and reliable network communication between compute nodes. The Dell 540-BCXY provides the necessary bandwidth and low-latency characteristics to support distributed training, large dataset processing, and real-time inference systems.

Distributed Compute Efficiency

In clustered computing environments, the NIC ensures that data synchronization between nodes occurs with minimal delay, improving overall training times for machine learning models and reducing bottlenecks in parallel processing workflows.

Big Data Pipeline Acceleration

Data ingestion pipelines benefit significantly from the high throughput capabilities of 25GbE networking, enabling faster movement of large datasets between storage and compute nodes in analytics platforms.

Energy Efficiency and Thermal Management

Optimized Power Consumption Design

Despite its high-performance capabilities, the Dell 540-BCXY is engineered for energy efficiency, balancing throughput and power usage effectively. This makes it suitable for large-scale deployments where power consumption is a critical operational consideration.

Dynamic Power Scaling

The NIC dynamically adjusts power usage based on network load, ensuring that energy is not wasted during low-traffic conditions while still maintaining full performance capability when required.

Thermal-Aware Operation

Integrated thermal management features ensure stable performance under sustained workloads, reducing the risk of thermal throttling in dense server environments.

Deployment Flexibility and Enterprise Integration

Compatibility with Modern Server Platforms

The Dell 540-BCXY Intel E810 2 Port 25GbE SFP28 OCP NIC 3.0 is designed for seamless integration with Dell PowerEdge servers and other OCP-compatible infrastructure platforms. Its standardized design ensures broad compatibility across enterprise ecosystems.

Hybrid Infrastructure Support

The NIC supports hybrid deployments that combine on-premises infrastructure with cloud-based services, enabling organizations to build flexible and scalable IT architectures.

Legacy System Interoperability

While optimized for modern systems, the adapter maintains interoperability with existing networking infrastructure, allowing gradual migration to higher-speed Ethernet environments without disruption.

Advanced Networking Offloads and Hardware Acceleration

Comprehensive Offload Engine Capabilities

The Dell 540-BCXY incorporates a wide range of hardware acceleration features that reduce CPU load and improve network efficiency. These include TCP segmentation offload, receive-side scaling, and intelligent packet classification mechanisms that streamline data processing.

Flow Control and Traffic Prioritization

Advanced flow control mechanisms ensure that critical application traffic receives priority handling, maintaining consistent performance even during periods of network congestion.

Checksum and Segmentation Offloading

By offloading checksum calculations and packet segmentation tasks to the NIC hardware, system resources are preserved for application-level processing tasks.