900-9X7AH-0076-ST0 Nvidia Connectx-7 100GBE 2-Port QSFP Ethernet Adapter

Highlights of NVIDIA 900-9X7AH-0076-ST0 100GBE PCIe Adapter

The NVIDIA ConnectX-7 100GbE dual-port network adapter is a next-generation high-performance Ethernet interface designed for modern data centers, AI infrastructure, cloud platforms, and hyperscale networking environments. Built with PCIe Gen5 x16 architecture and QSFP112 connectivity, it delivers extreme bandwidth, ultra-low latency, and enterprise-grade reliability for demanding workloads.

General Specifications

• Manufacturer: NVIDIA
• Part Number: 900-9X7AH-0076-ST0
• Product Type: Network Adapter Card
• Series: ConnectX-7

Technical Product Information

• Interface: 100GBE QSFP
• Form Factor: PCIe Half Height, Half Length
• Dimensions: 2.71 in x 6.6 in (68.90mm x 167.65mm)
• Interface Type: PCIe Gen4 / Gen5
• Lane Configuration: x16 Lanes
• SerDes Speed: 16 / 32 GT/s
• Backward Compatibility: PCIe 4.0 and 3.0 compatible

Networking Capabilities

• Data rates: 1GbE, 10GbE, 25GbE, 40GbE, 50GbE, 100GbE
• High-performance low-latency switching support
• Dual-Port QSFP112 Ethernet (Copper and Optical support)

Supported Ethernet Protocols

Industry Standard Protocol Compatibility

• 100GAUI-1 / 100GAUI-2 C2M
• 100GBASE-CR4 / CR2 / CR1
• 50GAUI-1 / 50GAUI-2 C2M
• 50GBASE-R / R2
• 40GBASE-CR4 / R2
• 25GBASE-R
• 10GBASE-R / CX4
• 1000BASE-CX
• CAUI-4 C2M
• XLAUI C2M / XLPPI
• SFI and related high-speed interfaces

Power and Electrical Requirements

Voltage and Consumption

• Voltage Input: 12V, 3.3VAUX
• Maximum Current: 100mA
• Typical Power (PCIe Gen5 x16): 16.8W (Passive Cables)

Thermal and Environmental Conditions

Operating Environment

• Operating Temperature: 0°C to 55°C
• Non-operating Temperature: -40°C to 70°C
• Operating Humidity: 10% to 85%
• Non-operating Humidity: 10% to 90%

The Nvidia 900-9X7AH-0076-ST0 ConnectX-7 Dual-Port Adapter

The Nvidia ConnectX-7 100GbE Dual-Port QSFP PCIe 5.0 x16 Ethernet Adapter Card is an advanced high-performance networking solution engineered for next-generation data centers, AI infrastructure, hyperscale cloud environments, and enterprise-grade high throughput computing systems. Designed on Nvidia’s latest networking architecture, this adapter delivers ultra-low latency, extreme bandwidth scalability, and highly efficient packet processing capabilities. It is built to support modern workloads that require consistent high-speed communication between servers, storage arrays, GPU clusters, and distributed computing nodes.

100GBE Dual-Port High-Speed Network Architecture

The dual-port 100 Gigabit Ethernet configuration enables scalable network deployments across enterprise and hyperscale infrastructures. Each QSFP port supports ultra-high-speed data transmission, allowing simultaneous bi-directional traffic flow for load balancing, redundancy, and high availability networking environments. This architecture is designed to meet the increasing demand for bandwidth-intensive workloads such as AI model training, distributed storage systems, cloud virtualization, and real-time analytics platforms.

PCIe Gen5 x16 Interface Performance

The PCIe 5.0 x16 interface significantly enhances communication speed between the network adapter and the host system. Compared to previous PCIe generations, Gen5 offers double the bandwidth efficiency, enabling faster data movement between CPU, memory, and network interface components. This improvement is essential for workloads that rely heavily on high-speed data ingestion and transmission. The increased lane width ensures that the 100GbE networking capability of the ConnectX-7 is fully utilized without being constrained by host-side bottlenecks, resulting in optimized system-wide performance and reduced latency across all networking operations.

Host Communication Bottlenecks

Traditional networking adapters often face limitations due to slower PCIe interfaces that restrict full utilization of available network bandwidth. The PCIe Gen5 x16 architecture eliminates these constraints by providing a high-throughput communication channel between the adapter and the host CPU. This ensures that data packets are processed and transmitted without delay, significantly improving system efficiency. By reducing internal communication bottlenecks, the adapter allows enterprise systems to fully leverage their network infrastructure for maximum performance output.

High-Performance Applications

Applications such as AI training, real-time analytics, and distributed computing require continuous high-speed data exchange between multiple nodes. The ConnectX-7 PCIe Gen5 interface ensures that data flow remains uninterrupted and highly efficient even under maximum load conditions. This optimization improves application responsiveness and reduces processing delays across interconnected systems. The result is a more efficient computing environment where resources are utilized effectively and performance scalability is significantly enhanced.

ConnectX-7 Advanced Networking Architecture

The Nvidia ConnectX-7 architecture represents a significant evolution in high-performance networking design, integrating advanced packet processing engines, intelligent data routing mechanisms, and hardware acceleration technologies. This architecture is optimized for scalability, efficiency, and reliability across demanding enterprise and hyperscale environments. It enables seamless communication between distributed systems while maintaining high throughput and low latency performance, making it ideal for next-generation cloud and AI workloads.

Intelligent Packet Processing Engine

The ConnectX-7 adapter incorporates an advanced packet processing engine designed to handle large volumes of network traffic efficiently. This engine reduces CPU overhead by offloading network processing tasks directly to the hardware, enabling faster data handling and improved system performance. Intelligent packet management ensures that traffic is prioritized and routed efficiently across available network paths. This reduces congestion and enhances overall communication reliability within complex enterprise environments.

Dual-Port QSFP High Availability Networking

The dual-port QSFP configuration provides enhanced network flexibility, redundancy, and high availability for enterprise deployments. This architecture ensures continuous network operation even in the event of a port failure or link disruption. Dual-port functionality enables load balancing and failover capabilities that are essential for mission-critical applications. It also allows organizations to design more resilient and scalable network infrastructures that can adapt to changing workload demands.

Redundant Network Path Configuration

Redundant network paths are essential for maintaining uninterrupted connectivity in enterprise environments. The ConnectX-7 dual-port design enables automatic failover between ports, ensuring continuous data flow even during hardware or network disruptions. This redundancy improves system reliability and reduces the risk of downtime in critical infrastructure deployments. It also enhances fault tolerance and operational stability across distributed systems.

Load Balancing Across Dual Interfaces

Load balancing improves network efficiency by distributing traffic evenly across available interfaces. The dual-port architecture of the ConnectX-7 adapter ensures optimal utilization of network resources by balancing workloads between both QSFP ports. This reduces congestion and improves overall throughput performance. Load balancing is particularly beneficial in high-traffic environments such as cloud data centers and AI training clusters where consistent performance is essential.

Secure Boot Enabled Enterprise Protection

The Secure Boot functionality integrated into this ConnectX-7 model ensures that only verified and trusted firmware is executed during system initialization. This enhances system integrity by preventing unauthorized modifications or malicious firmware injections. Secure Boot is an essential security feature for enterprise environments where data protection and infrastructure integrity are critical. It ensures that networking hardware operates within a trusted execution environment, reducing security risks and improving overall system reliability.

Firmware Integrity Verification System

The firmware integrity verification system validates all firmware components during boot-up, ensuring that only authenticated software is executed. This prevents potential security breaches caused by unauthorized firmware modifications. By maintaining strict validation protocols, the system ensures that the adapter operates within a secure and trusted environment. This is particularly important for enterprise deployments that handle sensitive or mission-critical data.

Protection Against Unauthorized System Modifications

Unauthorized modifications to networking firmware can compromise system security and performance. Secure Boot prevents such risks by enforcing strict authentication checks during initialization. This ensures that only trusted firmware components are loaded, protecting the system from potential vulnerabilities. Enhanced protection strengthens enterprise security posture and reduces exposure to cyber threats targeting network infrastructure.

Performance Focused Architecture Design

By eliminating dedicated crypto acceleration components, the adapter prioritizes networking performance and data throughput efficiency. This ensures that all available hardware resources are dedicated to packet processing, bandwidth optimization, and latency reduction. The performance-focused architecture enhances system responsiveness and scalability across enterprise workloads. It is particularly beneficial in high-performance computing environments where raw network speed is the primary requirement.

Reduced Hardware Complexity

Reducing hardware complexity improves system efficiency and reliability by minimizing unnecessary processing components. The ConnectX-7 design streamlines functionality to focus on core networking tasks, resulting in improved energy efficiency and thermal management. Simplified architecture reduces potential points of failure and enhances long-term operational stability. This makes the adapter suitable for large-scale deployments requiring consistent performance and reliability.

Resource Allocation for Network Tasks

Efficient resource allocation ensures that all hardware capabilities are directed toward networking performance rather than auxiliary processing tasks. This optimization enhances throughput efficiency and reduces latency across enterprise systems. By focusing resources on core networking functions, the adapter delivers improved scalability and operational consistency. This design approach supports demanding workloads in cloud, AI, and virtualization environments.