E810CQDA2BLK Intel Dual-Ports QSFP28 PCIe Adapter

Intel E810CQDA2BLK Dual-Port PCIe Ethernet Adapter Outline

The Intel E810CQDA2BLK is a high-performance dual-port 100 Gigabit Ethernet network adapter designed for enterprise-grade data centers, cloud computing environments, and high-bandwidth networking infrastructures. Built by Intel, this plug-in expansion card delivers ultra-fast throughput, low latency communication, and advanced virtualization capabilities for modern server workloads.

Engineered as a next-generation networking solution, this PCI Express 4.0 x16 adapter supports multiple Ethernet speeds and advanced data processing features, making it ideal for organizations that require scalable, reliable, and efficient network connectivity.

General Hardware Information

• Manufacturer: Intel
• Part Number: E810CQDA2BLK
• Product Type: Network Interface Card (NIC)
• Form Factor: Plug-in low-profile card

Technical Specifications of Intel E810CQDA2BLK

Bus Type and Port Configuration

• PCI Express 4.0 x16 interface
• Two QSFP28 ports for high-speed connectivity
• Wired Ethernet connectivity for stable transmission

Supported Network Protocols

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

Compliance and Industry Standards

• IEEE 802.1p Quality of Service (QoS)
• RMON (Remote Monitoring)
• SNMP (Simple Network Management Protocol)

Advanced Features and Capabilities

Performance Enhancements

• RDMA support for faster memory access
• RoCE v2 for optimized data center networking
• Reduced CPU utilization during data transfers

MSI-X and Traffic Optimization

• Improved system responsiveness
• Efficient load balancing across processors
• Enhanced virtualization performance

Efficient Thermal and Environmental Design

• Operating temperature: 32°F to 131°F
• Humidity tolerance: up to 90% non-condensing
• Designed for continuous enterprise operation

Use Cases and Application Areas

Data Centers and Cloud Infrastructure

• High-speed server-to-server communication
• Virtual machine migration and clustering
• Cloud storage optimization

High-Performance Computing (HPC)

• Scientific simulations and AI workloads
• Big data processing environments
• Distributed computing systems

Enterprise Networking Solutions

• Core backbone network upgrades
• Enterprise virtualization platforms
• Mission-critical application support

Key Product Highlights

High-Speed Dual-Port 100GbE Performance

• Dual 100GbE QSFP28 optical interface
• Optimized for data center scalability
• Low-latency packet processing
• Efficient traffic distribution across multiple lanes

Interface Advantages

• Maximum bandwidth utilization via PCIe Gen4 architecture
• Backward compatibility with PCIe Gen3 platforms
• Improved throughput for virtualized environments

Advantages of Intel E810CQDA2BLK Network Adapter

• Supports multiple Ethernet speeds in one device
• Optimized for virtualization and cloud workloads
• Reduced latency and improved throughput

Reliability and Enterprise Performance

• Robust Intel engineering quality
• Stable long-term operation in data centers
• Optimized for mission-critical workloads

Technical Benefits

Performance and Efficiency

• 100Gb dual-port high-speed connectivity
• PCIe 4.0 x16 ultra-fast data transfer
• Advanced RDMA and RoCE v2 support

Networking Flexibility

• Supports 10G, 25G, 50G, and 100G Ethernet
• Multiple protocol compatibility for enterprise use
• Advanced traffic prioritization and management

Enterprise-Grade Features

• SNMP and RMON management protocols
• MSI-X interrupt optimization
• IEEE 802.1p QoS compliance

Intel E810CQDA2BLK 100Gb PCI Express Ethernet Adapter

Enterprise-Class High-Speed Networking Architecture

The Intel E810CQDA2BLK 100Gb Dual-Port PCI Express 4.0 x16 Ethernet Network Adapter represents a next-generation networking solution designed for data-intensive enterprise environments, hyperscale cloud infrastructure, and advanced virtualization workloads. This adapter is part of the Intel Ethernet 800 Series family, which focuses on delivering extremely high throughput, low latency, and advanced hardware offloading capabilities to modern data center architectures. As network demands continue to grow due to artificial intelligence, machine learning pipelines, edge computing, and large-scale storage systems, this class of 100Gb Ethernet adapters has become essential for maintaining scalable and reliable connectivity.

PCI Express 4.0 x16 Interface and Bandwidth Efficiency

High-Speed Host Connectivity

At the core of this adapter’s performance is its PCI Express 4.0 x16 interface, a major advancement in host connectivity technology. Provides double the bandwidth of PCIe 3.0, allowing the adapter to fully utilize the potential of dual 100Gb Ethernet ports without bottlenecks at the system interface level. This ensures that large-scale data transfers, including distributed storage synchronization and high-frequency trading data streams, are processed with minimal latency and maximum efficiency.

Bandwidth Optimization for Modern Servers

The x16 lane configuration enables a theoretical throughput that supports simultaneous bi-directional traffic at extreme speeds. In high-density server environments, this translates into better load balancing, improved packet processing efficiency, and reduced CPU overhead. The adapter is optimized for multi-core processors and modern server architectures where parallel processing is essential to maintaining consistent network performance under heavy workloads.

Dual-Port 100Gb Ethernet Capability

High-Density Network Throughput

The dual-port design of the Intel E810CQDA2BLK allows two independent 100Gb Ethernet connections, enabling aggregated bandwidth or separate network segmentation. This is particularly useful in environments where redundancy and load balancing are critical, such as cloud service providers, financial trading platforms, and high-performance computing clusters. Each port operates independently, ensuring uninterrupted connectivity even in cases of traffic congestion or partial network failure.

Advanced Link Aggregation and Failover

Network administrators can leverage link aggregation technologies to combine both ports into a single high-throughput logical channel or configure them for failover scenarios. This improves reliability and ensures continuous service availability in mission-critical applications. The dual-port architecture also enables separation of storage and compute traffic, improving overall network efficiency and reducing latency-sensitive congestion.

Advanced Ethernet Controller Technology

Intel Ethernet 800 Series Controller Features

The adapter is powered by advanced controller architecture from Ethernet 800 Series, which integrates hardware acceleration features designed to offload intensive networking tasks from the CPU. These include checksum offloading, segmentation offloading, and intelligent packet filtering. By shifting these processes to dedicated hardware, system resources are freed for application-level computing, significantly improving server efficiency.

Low Latency Packet Processing

One of the most critical aspects of this adapter is its ability to minimize latency in packet processing. Through optimized firmware and hardware acceleration, the adapter reduces delays in data transmission, making it ideal for latency-sensitive applications such as financial analytics, real-time data streaming, and distributed AI training workloads. The architecture ensures that packets are processed as close to the hardware layer as possible, reducing software stack overhead.

Cloud and Virtualization Optimization

Virtual Machine Density and Scalability

Modern cloud environments rely heavily on virtualization, and this network adapter is engineered to support high virtual machine density. It enables efficient virtual NIC allocation, allowing multiple virtual machines to share physical network resources without performance degradation. This is particularly important in environments where scalability and resource optimization are key operational priorities.

SR-IOV and Hardware Virtualization Support

Single Root I/O Virtualization (SR-IOV) support allows the adapter to present multiple virtual functions directly to virtual machines, bypassing traditional software-based networking layers. This reduces overhead and improves throughput consistency. The result is near-native network performance for virtualized workloads, making it suitable for enterprise cloud deployments and containerized microservices architectures.

Data Center and Enterprise Deployment Scenarios

Hyperscale Infrastructure Integration

In hyperscale environments, where thousands of servers operate simultaneously, the Intel E810CQDA2BLK provides the necessary backbone for high-speed interconnectivity. Its dual 100Gb ports ensure that east-west traffic within data centers flows efficiently, minimizing bottlenecks and ensuring predictable performance across distributed systems.

High-Performance Computing Clusters

High-performance computing (HPC) clusters require extremely fast inter-node communication. This adapter supports those requirements by providing ultra-low latency and high bandwidth communication channels. Scientific simulations, weather modeling, genomic sequencing, and AI training workloads benefit significantly from this level of network performance.

Storage Area Network Acceleration

Storage systems such as NVMe over Fabrics (NVMe-oF) rely heavily on fast network infrastructure. This adapter enhances storage performance by enabling rapid data transfer between compute nodes and storage arrays. It reduces I/O bottlenecks and improves overall system responsiveness, especially in distributed storage architectures.

Energy Efficiency and Thermal Management

Optimized Power Consumption

Despite its extremely high performance capabilities, the adapter is designed with power efficiency in mind. Advanced silicon design techniques allow it to deliver 100Gb speeds per port while maintaining optimized energy usage. This helps reduce operational costs in large-scale data centers where power consumption is a critical concern.

Thermal Design Considerations

Efficient thermal management is essential for sustained high-speed operation. The adapter incorporates optimized heat dissipation design that ensures stable performance under heavy network loads. This is particularly important in dense server racks where airflow is limited and thermal accumulation can affect system stability.

Security and Data Integrity Features

Hardware-Based Security Acceleration

Security is a key concern in modern networking environments. The Intel E810CQDA2BLK includes hardware-based security features that support encrypted traffic processing and secure packet handling. These features reduce CPU overhead while maintaining high levels of data protection.

Secure Packet Processing Pipeline

The adapter ensures that data packets are processed through a secure and validated pipeline, reducing exposure to potential vulnerabilities. This is particularly important in multi-tenant environments where data isolation and integrity are essential.

Advanced Network Management and Monitoring

Telemetry and Diagnostics Capabilities

Built-in telemetry features allow network administrators to monitor performance metrics in real time. This includes bandwidth usage, error rates, and latency measurements. These insights help optimize network configurations and ensure consistent performance across infrastructure deployments.

Remote Configuration and Control

The adapter supports advanced remote management features that enable administrators to configure network settings without physical access to servers. This is particularly useful in large-scale data centers where manual configuration would be impractical.

Future-Proof Networking Infrastructure

Scalability for Emerging Technologies

As technologies such as edge computing, 5G backhaul infrastructure, and AI-driven automation continue to evolve, the demand for high-speed networking will only increase. The Intel E810CQDA2BLK is designed to meet these future requirements by providing scalable bandwidth and advanced hardware acceleration capabilities.

Long-Term Enterprise Deployment Value

Organizations investing in this class of networking hardware benefit from long-term infrastructure stability. The adapter’s compatibility with modern server architectures and evolving software-defined networking frameworks ensures continued relevance in future data center upgrades.