900-9X5AD-0016-ST0 Nvidia 100GbE single Port QSFP28 PCIe Ethernet Adapter Card

Overview of the QSFP28 Network Interface Card

The Nvidia 900-9X569-0056-SN1 100GbE Dual-Port QSFP28 PCIe Network Interface Card is an enterprise-grade high-performance networking adapter designed for data-intensive computing environments, modern cloud infrastructure, hyperscale deployments, AI clusters, and mission-critical data center operations. Built to deliver ultra-low latency, high throughput, and advanced packet processing capabilities, this dual-port Ethernet adapter supports 100 Gigabit Ethernet connectivity across each QSFP28 interface, enabling seamless high-speed communication between servers, storage systems, and distributed workloads.

Main Specification

• Brand: Nvidia 
• Part Number: 900-9X5AD-0016-ST0
• Product Type: Network Interface Card

Technical Features

• Form Factor: Plug-in Card
• Interface (bus) Type: Pci Express 3.0 X16
• Data Transfer Rate: 100 Gbps
• Network/transport Protocol: Tcp/ip, Udp/ip, Iscsi
• PCIe Specification Revision: Pcie 1.1, Pcie 2.0, Pcie 3.0
• Ports: 100GB Ethernet / 100GB Infiniband Qsfp28 X 1
• Data Link Protocol: Gige, 10 Gige, 40 Gigabit Lan, 100 Gigabit Ethernet, 25 Gigabit Lan, 50 Gigabit Lan, 100 Gigabit Infiniband

Compliant Standards 

• Ieee 802.1q, Ieee 802.1p, Ieee 802.3ad (lacp), Ieee 802.3ae, Ieee 802.3ap, Ieee 802.3az, Ieee 802.3ba, Ieee 802.1ax, Ieee 802.1qbb, Ieee 802.1qaz, Ieee 802.1qau, Ibta 1.3, Ieee 802.1qbg, Ieee 1588v2, Ieee 802.3bj, Ieee 802.3bm, Ieee 802.3by

Virtualization Advantages

• Enhanced virtual machine networking speed
• Lower hypervisor CPU consumption
• Improved multi-tenant workload isolation
• Faster VM migration and replication
• Better cloud service scalability

Common storage-focused deployments

• NVMe over Fabrics environments
• Distributed object storage clusters
• Ceph and software-defined storage systems
• High-performance backup repositories
• Enterprise database storage fabrics

Reliability Advantages

• Enterprise-tested hardware durability
• Consistent 24/7 performance
• Reduced network failure risk
• Long lifecycle support
• Firmware maturity for production environments

Common Supported Ecosystems

• Ubuntu Server
• Red Hat Enterprise Linux
• CentOS and Rocky Linux
• VMware ESXi
• Microsoft Windows Server
• Kubernetes-based container platforms
• OpenStack cloud deployments

Nvidia 100GbE QSFP28 PCIe Ethernet Adapter Card

Designed for organizations requiring deterministic network behavior and scalable bandwidth, this PCIe Ethernet adapter integrates a single QSFP28 100 Gigabit Ethernet port, enabling robust connectivity for modern servers, storage arrays, GPU nodes, and distributed compute environments. Whether deployed in AI training infrastructure, cloud data centers, enterprise virtualization platforms, or high-performance computing clusters, the Nvidia 900-9X5AD-0016-ST0 provides a reliable networking foundation optimized for maximum bandwidth utilization and intelligent traffic handling.

Advanced 100GbE Ethernet Connectivity

At the core of the Nvidia 900-9X5AD-0016-ST0 adapter is a single-port 100GbE QSFP28 interface engineered to support high-speed Ethernet communication across modern enterprise networks. The 100 Gigabit Ethernet standard enables dramatically faster data transfer compared to legacy 10GbE and 25GbE solutions, allowing organizations to reduce bottlenecks and improve infrastructure responsiveness.

The QSFP28 interface supports flexible deployment using direct attach copper cables, active optical cables, and fiber transceivers, allowing compatibility with a broad range of switch architectures and network topologies. This adaptability makes the card suitable for top-of-rack integration, spine-leaf deployments, hyperconverged environments, and high-density compute racks requiring scalable east-west traffic movement.

PCIe Architecture and Host System Integration

The Nvidia 900-9X5AD-0016-ST0 utilizes a high-bandwidth PCI Express interface designed to maximize data exchange between the network adapter and host server CPU, memory subsystem, and accelerator resources. PCIe connectivity ensures low-latency packet movement and direct integration into enterprise servers, enabling superior overall system responsiveness.

The PCIe design is particularly important in environments where rapid communication between compute nodes and storage systems is essential. By minimizing data transfer delays and supporting direct memory access optimizations, the adapter enhances application performance across AI workloads, distributed databases, virtualized services, and high-throughput analytics.

Enterprise administrators deploying GPU servers, virtualization hosts, and storage appliances benefit from seamless motherboard integration, standardized slot compatibility, and efficient power utilization. The PCIe architecture also enables compatibility with modern server hardware from major OEM vendors, simplifying deployment and reducing integration complexity.

QSFP28 Port Technology and Optical Flexibility

The QSFP28 single-port design provides exceptional flexibility for modern networking infrastructures. QSFP28 transceiver compatibility allows organizations to choose between short-range copper connectivity and long-distance optical communication depending on rack design and deployment requirements.

For intra-rack server connections, direct attach copper cables offer cost-effective and low-latency communication. For inter-rack or data hall networking, optical modules enable long-distance fiber transmission while maintaining full 100GbE performance. This flexibility helps organizations optimize infrastructure spending while maintaining consistent performance across diverse network layers.

Ultra-Low Latency Packet Processing

Latency is a critical performance metric in enterprise networking, especially for AI clusters, transactional systems, and high-performance distributed applications. The Nvidia 900-9X5AD-0016-ST0 is engineered to minimize packet processing delays through optimized hardware acceleration and intelligent data path management.

Hardware-based packet steering, advanced queue management, and accelerated interrupt handling reduce CPU overhead and improve application responsiveness. This low-latency architecture is essential for time-sensitive workloads such as financial analytics, machine learning model synchronization, distributed storage replication, and container orchestration.

By moving critical networking functions into dedicated adapter hardware, organizations can reduce software bottlenecks and maintain predictable communication performance even during peak utilization.

RDMA and Remote Direct Memory Access

One of the most valuable capabilities of enterprise Nvidia Ethernet adapters is support for Remote Direct Memory Access technologies. RDMA allows systems to transfer data directly between server memory spaces without excessive CPU intervention, significantly improving efficiency and reducing latency.

For high-performance computing, AI model training, and distributed storage applications, RDMA enables faster node-to-node communication and accelerates workload completion. Direct memory communication improves scalability while reducing CPU cycles dedicated to packet handling.

RDMA capabilities are especially important in GPU-rich environments where rapid movement of large datasets between servers directly affects training speed and cluster efficiency.

GPU-Accelerated Infrastructure

Nvidia networking hardware is increasingly deployed in GPU-enabled environments where networking performance directly impacts accelerator efficiency. The Nvidia 900-9X5AD-0016-ST0 supports optimized communication pathways for GPU servers involved in AI, machine learning, and deep learning operations.

During distributed training, massive volumes of parameter updates and tensor data must move between compute nodes. Slow network interfaces can create synchronization bottlenecks that reduce GPU utilization and extend training times. A 100GbE Ethernet adapter helps maintain continuous GPU productivity by delivering sufficient bandwidth for high-speed data exchange.

Virtualization and Cloud Infrastructure Performance

Modern virtualized environments demand network adapters capable of supporting dense VM populations, software-defined networking overlays, and dynamic workload movement. The Nvidia 900-9X5AD-0016-ST0 provides hardware acceleration technologies that improve virtualization efficiency and reduce hypervisor overhead.

Features such as SR-IOV support allow virtual machines to access dedicated network resources directly, minimizing software abstraction penalties and improving throughput consistency. Virtualized applications gain near-native networking performance, which is especially valuable for cloud hosting providers and enterprise private cloud deployments.

Storage Networking and Data Center Efficiency

Data storage systems increasingly rely on Ethernet for high-speed communication between servers and storage nodes. The Nvidia 900-9X5AD-0016-ST0 supports storage traffic acceleration for software-defined storage platforms, distributed file systems, and backup infrastructures.

Large-scale storage environments require predictable bandwidth and low-latency transfer behavior. This Ethernet adapter helps ensure efficient movement of storage blocks, metadata, and replication traffic while reducing host-side resource consumption.

Hardware Offload Technologies

The Nvidia 900-9X5AD-0016-ST0 integrates advanced hardware offload engines that move network processing tasks away from the host CPU. Offloading improves server efficiency, allowing compute resources to focus on business applications rather than packet handling.

Offloaded functions may include checksum calculation, packet segmentation, receive-side scaling, traffic classification, encryption support, and transport-layer acceleration. These capabilities collectively improve throughput and reduce application latency.

Security and Network Isolation Features

Enterprise deployments require robust network security controls and traffic isolation mechanisms. Nvidia Ethernet adapters support secure data handling through advanced filtering, access control capabilities, and hardware-enforced separation mechanisms.

In multi-tenant cloud environments, hardware-assisted segmentation helps isolate workloads and reduce attack surfaces. Organizations can implement stricter traffic governance while maintaining high-performance networking.

Enterprise Reliability and Continuous Operation

Reliability is essential in mission-critical data center environments. The Nvidia 900-9X5AD-0016-ST0 is engineered for continuous high-load operation under demanding thermal and electrical conditions. Enterprise-grade validation ensures stable performance across extended deployment cycles.

Durable components, advanced thermal management, and firmware stability contribute to long-term operational confidence. Organizations running around-the-clock cloud platforms, AI clusters, and storage systems benefit from reduced downtime risk and predictable network availability.

Compatibility with Modern Operating Systems

Broad operating system compatibility ensures straightforward deployment across diverse enterprise environments. The Nvidia 900-9X5AD-0016-ST0 supports integration with major Linux distributions, enterprise virtualization platforms, cloud frameworks, and selected Windows Server implementations.

Driver availability and vendor support simplify onboarding and ongoing infrastructure maintenance.

Cloud-Native and Container Networking

Containerized environments generate highly dynamic east-west traffic patterns that require fast, responsive network interfaces. The Nvidia 900-9X5AD-0016-ST0 supports container orchestration systems where microservices, service meshes, and software-defined networking overlays depend on efficient packet handling.

Kubernetes clusters, containerized AI pipelines, and edge application platforms benefit from reduced latency and accelerated traffic movement. Hardware-assisted networking also improves pod density and cluster scalability.

High-Performance Computing Applications

Scientific research, engineering simulations, and computational modeling often rely on tightly coupled node communication. The Nvidia 900-9X5AD-0016-ST0 provides networking performance suitable for demanding HPC environments where latency and throughput directly impact job completion times.

The adapter helps ensure consistent communication performance across compute clusters handling large distributed workloads.

Scalable Data Center Network Modernization

Organizations upgrading from 10GbE or 25GbE infrastructure often require a strategic path toward higher bandwidth without disruptive redesign. The Nvidia 900-9X5AD-0016-ST0 enables efficient modernization by introducing 100GbE capacity into existing server environments.

Nvidia 900-9X5AD-0016-ST0 Ethernet Adapter

The Nvidia 900-9X5AD-0016-ST0 100GbE Single Port QSFP28 PCIe Ethernet Adapter Card category represents enterprise-grade networking performance designed for organizations that cannot compromise on speed, reliability, or scalability. It combines advanced Ethernet acceleration, low-latency communication, RDMA capabilities, hardware offload intelligence, and flexible QSFP28 connectivity into a single high-performance adapter solution.

For businesses expanding AI operations, modernizing cloud infrastructure, scaling virtualized services, or improving storage network performance, this category provides a strategic networking investment capable of supporting both current workloads and future data center evolution.