MMA4Z00-NS Nvidia OSFP Sr8 Multimode Transceiver 800GBPS 2xndr 2xmpo 850nm Up To 50m

Nvidia MMA4Z00-NS 800Gbps OSFP Optical Transceiver Overview

The Nvidia MMA4Z00-NS is specifically developed for modern networking platforms requiring high-speed optical communication between switches, network adapters, storage devices, and GPU-based computing systems. Supporting both InfiniBand and Ethernet protocols, this transceiver offers remarkable flexibility across a broad range of enterprise and hyperscale networking applications.

With its OSFP form factor and advanced SR8 optical technology, the module provides seamless integration into high-density switches while delivering excellent thermal performance for air-cooled and liquid-cooled environments.

General Information

• Manufacturer: Nvidia
• Part Number: MMA4Z00-NS
• Product Type: Optical Transceiver
• Form Factor: OSFP

Technical Information

• Speed: 800Gbps
• Technology: SR8
• Optical Wavelength: 850nm
• Laser Type: VCSEL
• Connector Type: Dual MPO-12/APC
• Maximum Reach: 30m (OM3), 50m (OM4)

Electrical Features

• 8×100G PAM4 electrical channels
• 2×4-channel optical interfaces
• Single 3.3V power input
• Maximum power consumption: 17W
• Sleep mode: 1.5W

Environmental Specifications

• Operating Temperature: 0°C to +70°C
• RoHS Compliant
• Class 1 Laser Safety
• OSFP MSA Compliant
• CMIS 4.0 Compliant
• Hot-Pluggable Design

Designed for AI and High-Performance Computing Networks

• Accelerates AI model training
• Optimizes GPU communication
• Supports distributed computing
• Enhances cloud-scale networking
• Improves storage networking performance
• Reduces communication bottlenecks
• Enables scalable HPC clusters

High-Speed PAM4 Signaling Technology

• Eight 100G PAM4 electrical lanes
• Dual four-channel optical interfaces
• Improved signal integrity
• Higher transmission efficiency
• Reduced latency
• Optimized bandwidth utilization

Benefits of Dual Protocol Support

• Supports enterprise Ethernet networks
• Compatible with InfiniBand fabrics
• Ideal for hybrid infrastructures
• Simplifies inventory management
• Enhances deployment flexibility
• Supports future network upgrades

Flexible Network

• Two straight 400Gbps optical connections
• Two 1:2 splitter fiber cable configurations
• Dual 200Gbps breakout deployments
• High-density switch interconnects
• Advanced network segmentation

Advantages of VCSEL Technology

• High optical efficiency
• Stable signal transmission
• Reduced operating temperatures
• Reliable multimode fiber connectivity
• Long operational lifespan
• Consistent optical performance

Supported Transmission Distances

• Up to 30 meters using OM3 multimode fiber
• Up to 50 meters using OM4 multimode fiber
• Excellent performance for rack-to-rack connectivity
• Ideal for switch-to-switch communication

OSFP Design Features

• Compact high-density interface
• Superior airflow management
• Supports next-generation networking
• Optimized mechanical durability
• Easy installation and removal

Finned-Top Design for Air-Cooled Systems

• Improved airflow
• Enhanced cooling efficiency
• Reduced thermal throttling
• Reliable continuous operation

Benefits of MPO Connectors

• High-density fiber termination
• Rapid deployment
• Reduced cable management complexity
• Reliable optical alignment
• Lower insertion loss

NVIDIA MMA4Z00-NS Multimode Twin Port Optical Transceiver 

The NVIDIA MMA4Z00-NS OSFP SR8 Multimode Twin Port 800Gb/s Transceiver is designed for next-generation high-speed optical networking environments that require exceptional bandwidth, low latency, and reliable signal integrity. Built to support modern artificial intelligence clusters, cloud computing infrastructures, hyperscale facilities, enterprise data centers, and high-performance computing deployments, this advanced optical module provides a dependable solution for organizations migrating toward ultra-high-speed Ethernet and InfiniBand networking architectures.

Supporting a total bandwidth of 800Gb/s through dual NDR interfaces, the transceiver utilizes dual MPO optical connectors and operates over multimode fiber at an 850nm wavelength. The module enables transmission distances of up to 50 meters while maintaining excellent optical efficiency, making it suitable for short-reach interconnects inside high-density server rooms, GPU clusters, AI training environments, and enterprise switching infrastructures.

The OSFP form factor has become one of the preferred standards for modern 800G networking because it provides greater thermal capability, increased electrical performance, and excellent scalability for future networking generations. The finned top construction improves airflow and thermal dissipation, allowing the module to maintain stable operation under heavy workloads while supporting continuous high-bandwidth traffic.

Purpose-Built for Modern 800G Optical Networking

Today's networking environments continue to evolve rapidly as organizations deploy AI applications, distributed computing platforms, virtualization technologies, containerized workloads, and large-scale storage infrastructures. Traditional network speeds are no longer sufficient for these demanding workloads. The NVIDIA MMA4Z00-NS addresses these challenges by delivering extremely high throughput combined with dependable optical communication.

Its SR8 optical design allows simultaneous transmission across multiple optical lanes, enabling enormous aggregate bandwidth while minimizing latency. The optical architecture provides fast communication between servers, storage systems, GPU nodes, and network switches without introducing significant transmission delays.

Because the module operates over multimode fiber, deployment costs remain manageable inside buildings where multimode cabling infrastructure already exists. Organizations can upgrade network capacity significantly without replacing every fiber installation throughout the facility.

Advantages of 800Gb/s Connectivity

Moving to 800Gb Ethernet or InfiniBand networking dramatically increases the amount of data that can travel across the network in real time. Large AI datasets, virtualization traffic, storage synchronization, machine learning workloads, database replication, and cloud services all benefit from increased network bandwidth.

Higher-speed optical networking also simplifies network architecture by reducing the number of individual links required between switches and servers. Instead of managing multiple lower-speed interfaces, organizations can consolidate connectivity through fewer ultra-high-speed ports, improving operational efficiency while reducing cable congestion.

OSFP Form Factor Designed for Future Expansion

The Octal Small Form-factor Pluggable standard has become a key technology for supporting next-generation networking equipment. The larger physical design compared to earlier optical standards allows improved cooling, enhanced power delivery, and greater electrical performance.

The NVIDIA MMA4Z00-NS fully utilizes these design improvements to support reliable 800Gb/s transmission while remaining suitable for dense networking installations. Equipment manufacturers increasingly adopt OSFP interfaces because they provide a scalable migration path for future networking speeds without dramatically changing hardware architecture.

Benefits of the OSFP Design

The OSFP enclosure supports advanced thermal management while maintaining compact dimensions appropriate for high-density switches. Improved airflow around the optical engine reduces operating temperatures and enhances long-term reliability during continuous operation.

The connector design also simplifies installation, removal, and maintenance procedures, allowing network administrators to perform upgrades with minimal disruption.

SR8 Optical Technology for Short-Reach High-Speed Communication

The SR8 optical standard is optimized for high-bandwidth communication across relatively short distances using multimode optical fiber. It delivers exceptional performance inside data centers where switches, servers, and storage arrays are installed within the same room or nearby equipment rows.

Operating at an optical wavelength of 850nm, the module provides highly efficient communication over OM4 multimode fiber while supporting distances of up to 50 meters. This range is sufficient for the majority of rack-to-rack and row-to-row networking applications found in modern enterprise facilities.

Low-Latency Optical Performance

Modern AI computing requires rapid communication between hundreds or thousands of GPUs. Every microsecond of network latency directly affects training efficiency and distributed processing performance. The NVIDIA MMA4Z00-NS minimizes communication delays by providing high-speed optical transport with excellent signal integrity.

The optical engine is optimized to reduce transmission errors while maintaining stable communication across demanding workloads involving continuous data movement.

Dual NDR Architecture for High-Bandwidth Infrastructure

The dual NDR configuration allows simultaneous high-speed communication channels that maximize throughput across advanced networking environments. This architecture is especially valuable within AI clusters where multiple GPU servers exchange enormous quantities of information simultaneously.

The design enables balanced traffic distribution while supporting extremely demanding workloads such as deep learning, scientific simulations, financial modeling, genomic research, and large-scale analytics.

Scalable Networking Performance

Organizations expanding their compute environments benefit from networking hardware capable of scaling alongside infrastructure growth. The NVIDIA MMA4Z00-NS supports modern switching platforms that continue increasing port density while maintaining consistent network performance.

Dual MPO Optical Connectivity

The transceiver incorporates dual MPO optical interfaces that simplify high-density fiber deployment. MPO connectors allow multiple optical fibers to be integrated into a single connector, reducing cable complexity while improving installation efficiency.

Using MPO connectivity enables organized cable management inside crowded equipment racks where numerous optical links operate simultaneously. This approach improves airflow while making maintenance procedures more manageable.

850nm Multimode Fiber Operation

The 850nm operating wavelength has become a widely adopted standard for short-distance optical communication using multimode fiber. This wavelength offers an excellent balance between optical performance, equipment cost, and infrastructure compatibility.

Many enterprise facilities already deploy multimode fiber throughout their buildings, allowing straightforward integration of SR8 transceivers without replacing existing fiber infrastructure.

Finned Top Design for Thermal Efficiency

Heat management becomes increasingly important as optical networking speeds continue increasing. The finned top construction incorporated into the NVIDIA MMA4Z00-NS enhances passive cooling by increasing available surface area for airflow.

Improved thermal dissipation helps maintain consistent operating temperatures during continuous high-bandwidth transmission. Stable temperatures contribute to reliable optical output, predictable performance, and extended hardware lifespan.

Deployment Within Artificial Intelligence Infrastructure

Artificial intelligence computing platforms frequently involve thousands of interconnected GPUs exchanging extremely large datasets. Optical networking plays a central role in ensuring rapid communication among compute nodes.

The NVIDIA MMA4Z00-NS provides the bandwidth necessary to support AI model training, inference acceleration, distributed computing, and real-time synchronization across GPU clusters.

Cloud Computing Applications

Cloud providers continually increase network capacity to accommodate virtual machines, storage services, database platforms, Kubernetes environments, and software-defined infrastructure. The NVIDIA MMA4Z00-NS enables these providers to deliver scalable network performance while supporting thousands of simultaneous workloads.

Efficient East-West Traffic Handling

Modern cloud environments generate significant east-west traffic between servers. High-speed optical connectivity ensures efficient workload migration, storage synchronization, and application communication.

Enterprise Data Center Benefits

Enterprise organizations operating mission-critical applications require dependable networking infrastructure capable of supporting uninterrupted business operations. The NVIDIA MMA4Z00-NS contributes to resilient data center architectures by providing stable optical communication with extremely high throughput.

High-Density Network Switching Environments

Modern switches supporting OSFP interfaces are engineered for maximum port density. The NVIDIA MMA4Z00-NS complements these platforms by enabling efficient utilization of available switch capacity while maintaining organized optical connectivity.