540-BDOJ Dell Intel Dual Ports PCIe 3.0 x16/PCIe 4.0 x16 Ethernet QSFP28 Adapter

Dell 540-BDOJ Intel E810-CQDA2T 2-Port Network Adapter

High-Performance Enterprise Networking Solution

The Dell 540-BDOJ Intel E810-CQDA2T is a premium-grade dual-port Ethernet network adapter engineered for high-speed data centers and enterprise-level infrastructures. Designed to deliver exceptional throughput and reliability, this plug-in PCIe card supports next-generation networking demands with advanced scalability and efficiency.

Key Product Highlights

• Manufacturer: Dell
• Part Number / SKU: 540-BDOJ
• Product Type: Network Adapter (Plug-in Card)
• Interface: PCI Express 3.0 x16 / PCI Express 4.0 x16
• Ports: Dual QSFP28 Ethernet ports
• Connectivity: Fully wired high-speed networking solution

Advanced Connectivity & Performance Capabilities

Supported Data Link Speeds

This adapter is optimized for multi-speed environments, supporting a wide range of data link protocols to ensure flexible deployment across different network infrastructures.

• 100 Gigabit Ethernet (100GbE)
• 50 Gigabit Ethernet (50GbE)
• 25 Gigabit Ethernet (25GbE)
• 10 Gigabit Ethernet (10GbE)

Supported Network Protocols

• iWARP for remote direct memory access
• TCP/IP for standard internet communication
• UDP/IP for low-latency transmissions
• iSCSI for storage networking
• NFS for file system sharing

Hardware Architecture & Interface Design

PCI Express Compatibility

Built with dual compatibility for PCIe 3.0 and PCIe 4.0 x16 slots, this adapter ensures maximum compatibility and optimized bandwidth utilization across modern server systems.

Form Factor & Build

• Plug-in card design for server integration
• Compact dimensions: 6.6 in x 4.4 in
• Engineered for high-density rack environments

Monitoring, Management & Indicators

Network Management Support

• SNMP (Simple Network Management Protocol)
• RMON (Remote Network Monitoring)

Status Monitoring Features

• Active connection indicator
• Link and speed status display

Standards Compliance & Certifications

Global Compliance Coverage

• IEEE 1588 and IEEE 1588v2 precision timing support
• RoHS Directive 2011/65/EU compliance
• RoHS Directive 2015/863/EU compliance
• FCC Class A certification
• UKCA, RCM, KCC, BSMI, and cULus approvals

Ideal Use Cases & Deployment Scenarios

Enterprise & Data Center Applications

• High-performance cloud computing environments
• Virtualized server infrastructures
• Storage area networks (SAN)
• High-speed data transfer systems
• Enterprise-grade networking backbones

Optimization Benefits

• Enhanced bandwidth efficiency for large-scale workloads
• Low-latency communication for critical applications
• Scalable multi-speed network architecture
• Reliable dual-port redundancy for uptime assurance

Dell 540-BDOJ Dual Port PCIe Ethernet QSFP28 Adapter

The Dell 540-BDOJ Intel E810-CQDA2T Dual Port PCIe Ethernet QSFP28 Adapter represents a high-performance networking solution engineered for modern enterprise data centers, cloud-scale infrastructures, and high-performance computing environments. Built on Intel’s advanced Ethernet controller architecture and designed for PCIe 3.0 x16 and PCIe 4.0 x16 interfaces, this adapter delivers ultra-low latency, high throughput, and exceptional scalability for bandwidth-intensive workloads. As organizations continue to demand faster data transmission and more reliable connectivity between servers, storage systems, and distributed applications, this category of QSFP28-based network adapters becomes essential for ensuring seamless digital operations.

Advanced PCIe Architecture and Interface Compatibility

PCIe 3.0 x16 and PCIe 4.0 x16 Support

The adapter is designed to leverage both PCI Express 3.0 and PCI Express 4.0 x16 lanes, providing flexibility across a wide range of server platforms. PCIe 4.0 significantly doubles the bandwidth compared to PCIe 3.0, enabling faster packet processing and reduced bottlenecks in high-throughput environments. This ensures that the network interface card (NIC) can fully support modern workloads such as virtualization clusters, storage replication, and real-time analytics pipelines.

Bandwidth Optimization Capabilities

By utilizing a full x16 lane configuration, the adapter maximizes data flow between the CPU and network interface. This high lane allocation minimizes latency and ensures consistent throughput under heavy workloads. Enterprises deploying this adapter benefit from reduced congestion in internal data pathways, improving overall system efficiency.

Scalability Across Server Generations

Compatibility with both PCIe generations allows organizations to deploy the adapter in mixed infrastructure environments. Whether upgrading legacy servers or deploying next-generation platforms, the adapter ensures seamless integration without requiring immediate full system replacement.

Intel E810 Network Controller Technology

Next-Generation Ethernet Controller

At the core of the Dell 540-BDOJ adapter is Intel’s E810 Ethernet controller, a powerful chipset designed to handle advanced networking workloads. This controller supports high-speed packet processing, enhanced offloading capabilities, and optimized throughput for demanding enterprise applications.

Hardware Offloading Features

The E810 controller offloads critical networking tasks such as TCP segmentation, checksum validation, and packet classification directly to hardware. This reduces CPU overhead, allowing server processors to focus on application-level tasks rather than network processing.

Enhanced Multi-Core Utilization

With multi-core CPU environments becoming standard in enterprise servers, the adapter’s intelligent load balancing ensures even distribution of network traffic across CPU cores, improving system responsiveness and reducing bottlenecks.

Dual Port QSFP28 Connectivity

High-Speed Optical and Direct Attach Support

The Dell 540-BDOJ adapter features dual QSFP28 ports, enabling support for 100GbE connectivity per port. This allows for aggregate bandwidth levels suitable for hyperscale data centers, cloud service providers, and high-performance computing clusters. QSFP28 interfaces support both optical fiber transceivers and direct attach copper (DAC) cables.

Flexible Cabling Options

Organizations can deploy either fiber optic cables for long-distance connectivity or DAC solutions for short-range, cost-efficient server-to-switch connections. This flexibility makes the adapter suitable for various deployment scenarios, from rack-level interconnects to cross-data-center links.

Redundancy and Link Aggregation

Dual port configuration enables link aggregation and failover capabilities. In case one link experiences failure or degradation, traffic can automatically reroute through the secondary port, ensuring uninterrupted network availability and high reliability for mission-critical applications.

Enterprise Data Center Applications

High-Density Virtualization Environments

Modern virtualization platforms require massive network throughput to support multiple virtual machines running simultaneously. The Dell 540-BDOJ adapter ensures stable connectivity and low latency communication between virtual instances, storage arrays, and external networks.

Hypervisor Optimization

The adapter is optimized for leading hypervisors, enabling efficient VM migration, distributed resource scheduling, and workload balancing across clusters. This improves operational agility in cloud and enterprise environments.

Containerized Application Support

With the rise of container orchestration platforms such as Kubernetes, high-speed networking becomes critical. The adapter ensures rapid communication between microservices, enabling scalable and resilient container deployments.

Cloud Computing Infrastructure

Cloud providers require scalable and high-throughput networking components to support multi-tenant environments. This adapter ensures secure and isolated network paths for different tenants while maintaining high performance across shared infrastructure.

Multi-Tenant Isolation

Advanced virtualization features help isolate network traffic between tenants, ensuring security and performance consistency in cloud deployments.

Elastic Resource Allocation

The adapter supports dynamic scaling of network resources, allowing cloud platforms to allocate bandwidth based on real-time demand fluctuations.

High-Performance Computing (HPC) Optimization

Low-Latency Communication

HPC environments rely heavily on ultra-low latency communication between compute nodes. The Dell 540-BDOJ adapter is engineered to minimize packet transfer delays, making it ideal for scientific simulations, financial modeling, and AI training workloads.

Parallel Processing Efficiency

In distributed computing systems, efficient data exchange between nodes is critical. The adapter ensures synchronized and high-speed data transfer, improving the efficiency of parallel workloads.

MPI Workload Enhancement

Message Passing Interface (MPI) applications benefit from reduced communication overhead, enabling faster execution of large-scale computational tasks.

Advanced Virtualization and Offload Capabilities

SR-IOV Support

Single Root Input/Output Virtualization (SR-IOV) allows the adapter to present multiple virtual network interfaces to virtual machines, improving performance and reducing hypervisor overhead.

Virtual Function Management

Each physical port can be divided into multiple virtual functions, enabling efficient sharing of network resources across multiple workloads without performance degradation.

Network Function Virtualization Readiness

The adapter is suitable for NFV deployments, supporting virtualized network services such as firewalls, load balancers, and routing functions.