900-9X658-0056-SB1 Nvidia Connectx-6 100GBE Dual-port Adapter Card

Product Overview of the Nvidia 900-9X658-0056-SB1 100GbE

The Nvidia 900-9X658-0056-SB1 ConnectX-6 DX is a high-performance dual-port 100GbE network adapter card engineered for modern enterprise servers, cloud platforms, hyperscale data centers, virtualization clusters, and software-defined networking environments. Built with an OCP 3.0 mezzanine form factor and advanced PCIe architecture, this adapter delivers ultra-fast throughput, low latency, intelligent traffic acceleration, enhanced security, and broad protocol flexibility for demanding workloads.

General Information

• Manufacturer: Nvidia
• Model / Part Number: 900-9X658-0056-SB1
• Product Type: Ethernet Network Adapter
• Card Style: Plug-in OCP Mezzanine Card
• Series: ConnectX-6 DX

Technical Specifications

• OCP Mezzanine 3.0 compliant design
• PCI Express 4.0 architecture support
• Host interface based on PCIe x16 physical design
• Optimized for high-bandwidth server backplanes
• Efficient data lane utilization for low-latency packet delivery

Ethernet Speeds

• 1GbE
• 10GbE
• 25GbE
• 40GbE
• 50GbE
• 100GbE
• Maximum aggregate speed up to 200Gbps across dual ports

Standard Compliance

• IEEE 802.1q VLAN tagging
• IEEE 802.1p traffic prioritization
• IEEE 802.3ad link aggregation
• IEEE 802.3ae / 802.3ap / 802.3az
• IEEE 802.3ba / 802.3bj / 802.3bm
• IEEE 802.3by / 802.3bs / 802.3cd
• IEEE 802.1ax advanced LACP
• IEEE 802.1qbb priority flow control
• IEEE 802.1qaz enhanced transmission selection
• IEEE 1588v2 precision time protocol

Performance Optimization

• Advanced QoS and traffic shaping
• TCP/UDP offload engine support
• Checksum offloading
• SR-IOV virtualization acceleration
• MSI-X interrupt scaling
• Reduced CPU overhead for intensive workloads

Compatibility

• Compatible with OCP 3.0-enabled enterprise servers
• Supports hyperscale and cloud server nodes
• Works with data center rack servers using mezzanine slots
• Suitable for AI, HPC, and storage servers
• VMware ESXi
• Microsoft Windows Server
• Linux distributions (Ubuntu, CentOS, RHEL, Debian)
• OpenStack environments
• Kubernetes and containerized platforms

High-Performance 100GBE Dual-port QSFP56 Adapter

The Nvidia 900-9X658-0056-SB1 ConnectX-6 DX EN 100GBE OCP3.0 Dual-port QSFP56 PCIe 4.0 x16 Adapter Card represents a powerful networking solution designed to support next-generation enterprise infrastructure. Built for hyperscale environments, cloud computing platforms, and high-performance workloads, this adapter card delivers exceptional bandwidth, ultra-low latency, and advanced offloading technologies that optimize data movement across modern networks.

As data centers evolve to support AI-driven workloads, virtualization, software-defined networking, and massive data throughput, the need for high-speed, intelligent network interface cards becomes essential. The ConnectX-6 DX series is engineered to meet these demands by combining 100 Gigabit Ethernet connectivity with PCIe Gen4 performance and OCP 3.0 form factor efficiency.

Advanced OCP 3.0 Form Factor Integration

The Open Compute Project 3.0 standard ensures seamless compatibility with next-generation server platforms while improving airflow, serviceability, and power efficiency. The Nvidia ConnectX-6 DX adapter card fits directly into OCP 3.0 slots, enabling streamlined installations within modern data center architectures.

This design allows hyperscale operators and enterprise IT teams to benefit from optimized cooling performance, reduced cabling complexity, and simplified hardware maintenance. The thumbscrew mounting mechanism enhances stability while supporting tool-less installation for rapid deployment.

Dual-Port 100 Gigabit Ethernet Connectivity

The dual QSFP56 ports enable simultaneous high-speed network connections, offering up to 200Gbps of aggregate bandwidth. This configuration ensures redundancy, load balancing, and increased throughput for mission-critical applications.

With support for advanced Ethernet standards, the adapter card handles massive data transfers required for AI training, real-time analytics, high-frequency trading, and cloud-native workloads.

Scalable Network Architecture

Enterprises benefit from scalable networking infrastructure capable of adapting to increasing data demands. The ConnectX-6 DX card supports seamless scaling across multi-node environments while maintaining consistent low latency.

This scalability is critical for organizations deploying containerized applications, microservices, and distributed storage systems that rely on fast, reliable communication.

High-Speed Interconnects for AI and HPC

Artificial intelligence workloads and high-performance computing environments depend heavily on fast inter-node communication. The 100GbE connectivity ensures rapid data exchange between compute clusters, accelerating training cycles and simulation tasks.

The adapter card’s ability to handle large packet sizes and advanced flow control mechanisms enhances performance in demanding computational scenarios.

PCIe Gen4 x16 Interface

The PCIe 4.0 x16 interface doubles the bandwidth available compared to previous generations, ensuring the network adapter operates without bottlenecks. This high-speed connection allows full utilization of 100GbE ports, even under heavy traffic conditions.

By minimizing latency and maximizing throughput between the network and system memory, the ConnectX-6 DX card ensures smooth data flow across enterprise applications.

Enhanced Data Processing Capabilities

The adapter card includes advanced hardware acceleration features that offload networking tasks from the CPU. This reduces system overhead and improves application performance.

Offloaded operations include packet processing, encryption workloads (when supported), virtualization handling, and storage protocol acceleration.

Reduced CPU Utilization

By shifting networking-intensive tasks to dedicated hardware engines, servers can allocate more CPU resources to application workloads. This results in improved efficiency across virtualized and containerized environments.

Lower CPU utilization also contributes to power savings and improved server performance per watt.

Enterprise-Grade Reliability and Performance

The Nvidia ConnectX-6 DX adapter card is built to deliver consistent performance under continuous heavy loads. Designed for 24/7 operation, it meets the reliability standards required in enterprise data centers.

Robust error handling, advanced congestion control, and traffic management ensure smooth operation even during peak usage.

Network Virtualization

Virtualized environments benefit significantly from the advanced SR-IOV and hardware virtualization features supported by this adapter. Multiple virtual machines can share network resources efficiently without compromising performance.

This capability is essential for cloud service providers and enterprises running large-scale virtual infrastructures.

Secure and Isolated Network

Virtualization features enable isolated traffic streams for each virtual machine or container, ensuring security and performance consistency across shared environments.

Hardware-based isolation enhances overall system integrity while reducing latency compared to software-only solutions.

Optimized for Cloud and Hyperscale Deployments

Cloud service providers require network solutions capable of handling millions of connections and massive data throughput. The ConnectX-6 DX adapter card meets these demands through intelligent packet processing and ultra-low latency networking.

Its support for modern networking protocols ensures seamless integration with cloud orchestration platforms and software-defined networks.

High Availability and Redundancy

Dual-port architecture allows for network redundancy, ensuring continuous connectivity even if one link experiences failure.

This high availability is critical for mission-critical applications where downtime is unacceptable.

Advanced Offloading and Smart NIC Capabilities

The ConnectX-6 DX series incorporates intelligent networking features often associated with Smart NIC technology. These capabilities allow the adapter to perform complex networking functions directly on the card.

Functions such as packet filtering, flow steering, and protocol acceleration improve network efficiency and reduce latency.

Modern Server Platforms

The Nvidia ConnectX-6 DX adapter card is compatible with a wide range of enterprise servers supporting OCP 3.0 slots and PCIe Gen4 interfaces.

Its standardized design ensures seamless integration with popular data center hardware platforms.

Flexible Deployment Scenarios

Whether deployed in cloud data centers, enterprise IT environments, or high-performance computing clusters, the adapter card adapts easily to varying infrastructure requirements.

Enterprise Networking for High-Demand

Industries such as finance, healthcare, research, and telecommunications rely on fast and reliable data connectivity. The Nvidia ConnectX-6 DX adapter card provides the performance required to support these critical applications.

From large-scale data processing to real-time transaction systems, this network solution delivers consistent results.