MCX623106AN-CDAT Mellanox ConnectX-6 Dx EN 100GbE QSFP 56 Dual Optical Ports PCIe4.0 x 16

Mellanox MCX623106AN-CDAT 100GbE PCIe Adapter Overview

The Mellanox MCX623106AN-CDAT ConnectX-6 Dx EN Network Adapter is a high-performance 100GbE Ethernet interface card designed to meet the growing bandwidth requirements of modern enterprise data centers, cloud computing platforms, virtualization environments, artificial intelligence workloads, and high-performance computing infrastructures. Featuring dual QSFP56 optical and copper-compatible ports, PCI Express Gen4 x16 connectivity, and extensive multi-speed Ethernet support, this advanced network interface card delivers exceptional throughput, ultra-low latency, and outstanding reliability for mission-critical networking applications.

Built with NVIDIA Mellanox ConnectX-6 Dx technology, the MCX623106AN-CDAT enables organizations to accelerate network-intensive workloads while maintaining efficient power consumption and superior scalability. Its flexible compatibility with multiple Ethernet standards allows seamless deployment into existing and next-generation networking infrastructures.

Main Information of Mellanox MCX623106AN-CDAT

• Manufacturer: Mellanox 
• Part Number: MCX623106AN-CDAT 
• Product Type:  Network Adapter 

Key Connectivity Advantages

• Dual QSFP56 Ethernet interfaces for increased bandwidth and redundancy.
• Support for both optical fiber and passive or active copper cables.
• High-speed Ethernet connectivity up to 100 Gigabit per second.
• Scalable deployment across enterprise, cloud, and hyperscale environments.
• Designed for high-density server installations.

Supported Ethernet Speeds

• 1 Gigabit Ethernet
• 10 Gigabit Ethernet
• 25 Gigabit Ethernet
• 40 Gigabit Ethernet
• 50 Gigabit Ethernet
• 100 Gigabit Ethernet

Supported Ethernet Standards

• 100GBASE-CR2
• 100GBASE-CR4
• 100GBASE-KR2
• 100GBASE-KR4
• 100GBASE-SR2
• 100GBASE-SR4
• 50GBASE-R2
• 50GBASE-R4
• 40GBASE-CR4
• 40GBASE-KR4
• 40GBASE-SR4
• 40GBASE-LR4
• 40GBASE-ER4
• 40GBASE-R2
• 25GBASE-R
• 20GBASE-KR2
• 10GBASE-LR
• 10GBASE-ER
• 10GBASE-SR
• 10GBASE-CR
• 10GBASE-KR
• 10GBASE-CX4
• 1000BASE-CX
• 1000BASE-KX
• SGMII

PCI Express Features

• PCI Express Gen4 x16 architecture.
• 16.0 GT/s signaling rate.
• Sixteen PCIe lanes for maximum throughput.
• Backward compatibility with PCIe Gen3, Gen2, and Gen1 platforms.
• Optimized for high-speed server workloads.

Ideal Deployment Environments

• Enterprise servers.
• Private cloud infrastructure.
• Public cloud data centers.
• Artificial intelligence platforms.
• Machine learning clusters.
• Hyper-converged infrastructure.
• Virtual desktop environments.
• Software-defined networking.
• Storage networking.
• High-performance computing clusters.

Security Features

• Secure Boot enabled.
• Hardware-based firmware verification.
• Reliable platform initialization.
• Enterprise-ready security architecture.

Power Specifications

• Typical power with passive cables: 18.7W on PCIe Gen3.
• Typical power with passive cables: 19.52W on PCIe Gen4.
• Maximum power with passive cables: 25.28W on PCIe Gen3.
• Maximum power with passive cables: 26.64W on PCIe Gen4.
• Up to 5W available per QSFP56 port.
• 3.3V auxiliary voltage support.
• Maximum auxiliary current of 100mA.

Cooling Requirements

• 550 LFM airflow for passive cable installations.
• 700 LFM airflow for active 2.5W cable deployments.
• Optimized heatsink-to-port airflow direction.
• Designed for hot aisle cooling configurations.

Operating Conditions

• Operating temperature: 0°C to 55°C.
• Storage temperature: -40°C to 70°C.
• Operating humidity: 10% to 85% relative humidity.
• Storage humidity: 10% to 90% relative humidity.
• Operational altitude up to 3,050 meters.

Physical Characteristics

• Compact full-height PCI Express adapter.
• Dimensions: 142.00 mm × 68.90 mm.
• Dual QSFP56 port configuration.
• Designed for enterprise rack servers.

Advantages of the Mellanox MCX623106AN-CDAT

• Dual-port 100GbE QSFP56 connectivity.
• Support for copper and fiber optic networking.
• Multi-speed Ethernet compatibility from 1GbE to 100GbE.
• PCI Express Gen4 x16 high-bandwidth interface.
• Extensive Ethernet protocol support.
• Secure Boot functionality.
• Power-efficient architecture.
• Enterprise-grade thermal design.
• Excellent compatibility with modern servers.
• Ideal for AI, cloud computing, virtualization, HPC, storage, and data center networking.

Applications

• Cloud computing infrastructure.
• Enterprise networking.
• Artificial intelligence clusters.
• Machine learning servers.
• High-performance computing.
• Virtualized environments.
• Software-defined storage.
• Hyper-converged infrastructure.
• Data center network upgrades.
• Mission-critical business applications.

Mellanox MCX623106AN-CDAT ConnectX-6 Dx Adapter

The Mellanox MCX623106AN-CDAT ConnectX-6 Dx EN Fiber Optic NIC 100GbE QSFP network adapter is designed for organizations that require exceptional network throughput, low latency, intelligent packet processing, and dependable connectivity for demanding enterprise workloads. Built with advanced Ethernet technology, this PCI Express Gen4 x16 network interface card enables modern servers to communicate at extremely high speeds while maintaining excellent efficiency and reliability. Organizations deploying cloud infrastructure, software-defined networking, virtualization, artificial intelligence clusters, big data analytics, high-performance computing environments, and enterprise storage networks benefit from the advanced architecture incorporated into this ConnectX-6 Dx Ethernet adapter.

Equipped with dual optical QSFP ports supporting 100 Gigabit Ethernet connectivity, the MCX623106AN-CDAT provides flexible deployment options for scalable network infrastructures. The advanced hardware architecture delivers outstanding bandwidth while minimizing latency, enabling applications that demand continuous data movement and predictable performance. Its PCIe 4.0 x16 interface ensures maximum communication between the server and network, eliminating bottlenecks that commonly occur in previous-generation expansion interfaces.

High-Speed 100GbE Ethernet Performance

Accelerating Enterprise Data Transmission

Organizations continue to experience exponential growth in data traffic generated by virtualization platforms, cloud-native applications, machine learning workloads, containerized environments, and distributed databases. The Mellanox MCX623106AN-CDAT ConnectX-6 Dx EN adapter addresses these increasing performance demands by delivering ultra-fast 100GbE Ethernet connectivity that supports continuous, uninterrupted communication between servers, storage devices, and network switches.

The adapter enables organizations to reduce transmission delays while improving workload responsiveness across data-intensive applications. Large datasets can be transferred significantly faster, reducing backup windows, accelerating synchronization tasks, and supporting real-time processing environments that depend on consistent bandwidth availability.

Reduced Network Bottlenecks

Traditional network adapters may introduce congestion when handling multiple virtual machines, simultaneous storage traffic, or large-scale cloud applications. The ConnectX-6 Dx architecture minimizes these limitations by intelligently managing packet processing and maximizing throughput across both optical interfaces. This balanced traffic distribution improves efficiency while maintaining reliable communication between interconnected systems.

Dual QSFP Optical Ports for Flexible Fiber Network Deployments

Reliable Fiber Optic Connectivity

The dual QSFP optical interfaces provide organizations with exceptional deployment flexibility for enterprise fiber optic infrastructures. Fiber networking offers superior signal integrity, extended transmission distances, enhanced electromagnetic interference resistance, and greater reliability compared to traditional copper networking in demanding environments.

Whether deployed within enterprise data centers, cloud facilities, financial institutions, research laboratories, or hyperscale computing environments, the dual optical interfaces simplify network expansion while supporting redundant communication paths and increased bandwidth availability.

Optimized for Scalable Data Center Architecture

As businesses expand server capacity and storage resources, scalable networking becomes increasingly important. The MCX623106AN-CDDAT adapter integrates seamlessly into growing infrastructures by supporting high-density optical networking architectures that accommodate future bandwidth requirements without requiring immediate hardware replacement.

PCI Express 4.0 x16 Bus Interface for Maximum Throughput

Next-Generation PCIe Performance

The PCI Express 4.0 x16 interface significantly increases available bandwidth between the server motherboard and the network controller. This higher-speed communication channel enables the ConnectX-6 Dx Ethernet adapter to fully utilize its networking capabilities without introducing internal bus limitations that could otherwise reduce overall performance.

Modern enterprise servers equipped with PCIe Gen4 expansion slots benefit from improved throughput, lower communication latency, and greater processing efficiency when handling demanding workloads across multiple applications simultaneously.

Efficient Resource Utilization

By providing sufficient bandwidth between system memory, processors, storage controllers, and networking hardware, the PCIe 4.0 interface allows enterprise workloads to operate more efficiently. Applications requiring continuous high-speed communication experience smoother performance while reducing processing overhead on the host server.

ConnectX-6 Dx Architecture for Intelligent Networking

Advanced Hardware Acceleration

The ConnectX-6 Dx Ethernet controller incorporates intelligent hardware acceleration technologies that reduce CPU utilization by offloading numerous networking operations from the host processor. This enables servers to dedicate additional computing resources to business-critical applications instead of network processing tasks.

Hardware acceleration improves packet handling efficiency, minimizes latency, enhances scalability, and contributes to predictable network performance under heavy workloads.

Optimized Packet Processing

The network adapter processes high volumes of Ethernet traffic efficiently while maintaining low latency characteristics. Intelligent packet management enables smooth communication across virtualized servers, clustered computing environments, software-defined storage platforms, and enterprise cloud infrastructures.

Enterprise Virtualization and Cloud Computing Support

Virtual Machine Networking Efficiency

Virtualized environments require network adapters capable of simultaneously supporting multiple virtual machines without sacrificing performance. The MCX623106AN-CDAT enables virtualization platforms to maintain efficient communication between guest operating systems, hypervisors, storage resources, and external network services.

By improving network efficiency, organizations can increase virtual machine density while maintaining responsive application performance across private cloud and hybrid cloud infrastructures.

Cloud Infrastructure Optimization

Cloud service providers and enterprise IT departments rely on scalable networking hardware that supports rapidly changing workloads. The ConnectX-6 Dx platform delivers the performance necessary for cloud orchestration systems, distributed computing frameworks, container platforms, and elastic resource allocation strategies.

Storage Networking Performance

Supporting High-Speed Storage Access

Enterprise storage environments require low-latency communication between application servers and storage arrays. The MCX623106AN-CDAT provides the bandwidth necessary to accelerate storage traffic while maintaining reliable connectivity across large storage infrastructures.

Applications including backup solutions, database servers, virtualization storage clusters, and software-defined storage platforms benefit from reduced communication delays and improved throughput.

Efficient Data Movement

Large-scale data migration, disaster recovery replication, storage synchronization, and backup operations demand consistent network performance. High-bandwidth Ethernet connectivity reduces transfer times while supporting continuous data protection strategies across geographically distributed environments.

Enhanced Reliability for Mission-Critical Operations

Continuous Enterprise Availability

Business-critical applications demand network infrastructure capable of operating continuously under heavy workloads. The Mellanox ConnectX-6 Dx adapter is engineered to deliver dependable connectivity for environments where downtime directly impacts productivity, customer satisfaction, and operational efficiency.

Its enterprise-grade design supports long-term deployment within modern server platforms while maintaining consistent communication across multiple networking scenarios.

Redundant Connectivity Options

The inclusion of dual optical interfaces allows organizations to implement redundant networking strategies that improve overall infrastructure resilience. Redundant paths can increase network availability while supporting maintenance activities with minimal service interruption.

Compatibility Across Enterprise Server Platforms

Flexible Server Integration

The MCX623106AN-CDAT integrates with numerous enterprise server platforms equipped with PCI Express Gen4 x16 expansion slots. Its standardized form factor simplifies installation across rack servers, tower servers, modular systems, virtualization hosts, storage servers, and cloud infrastructure platforms.

Organizations upgrading legacy networking hardware can leverage this adapter to modernize Ethernet connectivity while preserving existing server investments whenever platform compatibility requirements are met.

Broad Operating Environment Support

Enterprise operating systems commonly deployed within corporate data centers support advanced networking capabilities offered by the ConnectX-6 Dx platform. This flexibility allows administrators to deploy the adapter across diverse environments while maintaining centralized network management and operational consistency.

Security and Network Efficiency

Supporting Secure Enterprise Communications

Modern enterprise environments prioritize secure communication alongside network performance. The advanced capabilities integrated into the ConnectX-6 Dx controller help organizations implement secure networking architectures while maintaining exceptional throughput for encrypted workloads, cloud applications, and business-critical services.

Efficient packet handling and intelligent processing contribute to secure communication without significantly affecting application responsiveness or overall network efficiency.

Optimized Data Integrity

Reliable data delivery remains essential for financial systems, healthcare platforms, cloud applications, enterprise resource planning software, and mission-critical databases. The network adapter is designed to maintain dependable communication while minimizing transmission errors across high-speed Ethernet connections.

Scalable Networking for Future Infrastructure Growth

Designed for Expanding Enterprise Requirements

Enterprise networking requirements continue to evolve as organizations adopt cloud computing, edge computing, artificial intelligence, Internet of Things deployments, and increasingly distributed application architectures. The Mellanox MCX623106AN-CDAT ConnectX-6 Dx EN Fiber Optic NIC provides a forward-looking networking solution capable of supporting these evolving workloads with exceptional speed and reliability.

Its combination of 100GbE Ethernet performance, dual QSFP optical connectivity, PCIe 4.0 x16 bandwidth, intelligent packet acceleration, enterprise-grade reliability, and scalable architecture makes this network adapter suitable for organizations seeking long-term infrastructure investments that continue delivering value as networking requirements expand.

Ideal Deployment Environments

The Mellanox MCX623106AN-CDAT ConnectX-6 Dx EN Fiber Optic NIC is widely suited for hyperscale data centers, enterprise virtualization clusters, cloud computing platforms, software-defined networking infrastructures, financial trading systems, artificial intelligence environments, machine learning clusters, high-performance computing installations, storage area networking, distributed database platforms, telecommunications infrastructure, research organizations, media production facilities, cybersecurity environments, and modern enterprise servers requiring dependable dual-port 100GbE fiber optic Ethernet connectivity through a PCI Express 4.0 x16 expansion interface.