MMS4X00-NM-T Nvidia Twin Port 800GBPS OSFP 2XMPO 1310Nm 2X400GbE SMF UP To 500M Finned Transceiver

Product Overview of Twin Port Transceiver

The NVIDIA MMS4X00-NM-T twin-port OSFP module delivers 800Gbps Ethernet performance by combining two high-efficiency 400Gbps channels. This advanced optical transceiver leverages a parallel single-mode 8-channel (2xDR4) design with 100G-PAM4 modulation, ensuring ultra-high bandwidth, low-latency communication, and exceptional scalability for modern data centers.

Technical Specifications

Optical Parameters

• Wavelength: 1310nm
• Fiber Type: Single-mode fiber (SMF)
• Maximum Reach: Up to 500 meters
• Connector Type: Dual MPO

Core Functional Specifications

• 800Gb Ethernet twin-port transceiver
• Two MPO-12/APC optical interfaces for flexible deployment
• 8-channel 100G-PAM4 electrical modulation architecture
• Maximum transmission distance: 500 meters
• 1310nm wavelength laser operation for stable performance
• Power efficiency: maximum 17W with 3.3V supply
• Hot-pluggable and fully RoHS compliant design
• Certified Class 1 laser safety standard
• Compliant with OSFP MSA and CMIS 4.0
• Operational case temperature range: 0°C to +70°C

Key Performance Features

• Supports dual 400GbE lanes for a combined 800Gbps throughput.
• Utilizes OSFP (Octal Small Form Factor Pluggable) form factor with integrated fins for improved heat dissipation.
• Operates at 1310nm wavelength suitable for single-mode fiber (SMF) links up to 500 meters.
• Dual MPO connectors for parallel fiber transmission.
• Advanced error correction and signal integrity features for reliable data transfer.
• Interoperable with multiple generations of NVIDIA and third-party high-speed networking devices.

Innovative Engineering and Design

The NVIDIA MMS4X00-NM-T introduces an innovative dual internal transceiver engine design that supports 128 ports of 400Gbps in Spectrum-4 switches. The requirement for a finned-top OSFP shell ensures optimized cooling for air-cooled environments, extending hardware longevity while maintaining high throughput under intensive workloads.

Benefits of Finned-Top OSFP Design

• Enhanced airflow and efficient thermal dissipation
• Stable operation in high-density switch configurations
• Supports long-term reliability in demanding data centers

Typical Use Cases

• High-capacity switch interconnects within hyperscale facilities
• Enterprise-level backbone network deployments
• Cloud providers requiring scalable and efficient Ethernet links
• Latency-sensitive environments such as AI and HPC clusters

Performance and Compatibility

Optimized for seamless operation within NVIDIA end-to-end Ethernet ecosystems, the MMS4X00-NM-T undergoes stringent production testing. This ensures consistent out-of-the-box performance, interoperability, and resilience under mission-critical workloads.

Network Flexibility

• Supports dual straight 400Gbps fiber cables
• Compatible with 1:2 splitter configurations for 200Gbps links
• Designed to integrate with Spectrum-4 switches for maximum density

Electrical and Optical Design

• 8-channel architecture utilizing PAM4 modulation for efficient data encoding
• 1310nm laser ensuring stable single-mode fiber transmission
• Supports both short-reach and medium-reach optical requirements

Environmental and Compliance Standards

• Fully compliant with OSFP MSA specifications
• Adheres to CMIS 4.0 protocol for advanced management
• RoHS certified and environmentally friendly design

Advantages of Deploying NVIDIA MMS4X00-NM-T

Operational Efficiency

• Maximized bandwidth density with twin-port OSFP design
• Reduced infrastructure complexity in large-scale networks
• Improved cooling efficiency with finned-top module casing

Reliability and Durability

• Rigorous manufacturing and testing process for guaranteed quality
• Resilient in diverse temperature ranges and environmental conditions
• Backed by NVIDIA’s networking technology expertise

This Transceiver

The NVIDIA MMS4X00-NM-T is more than just an 800Gbps optical transceiver—it is a critical building block for advancing data center networking, enabling enterprises and service providers to achieve unmatched scalability, energy efficiency, and operational reliability.

NVIDIA MMS4X00-NM-T Twin Port 800Gbps OSFP Transceiver Overview

The NVIDIA MMS4X00-NM-T Twin Port 800Gbps OSFP 2xMPO 1310nm 2x400GbE SMF transceiver delivers ultra-fast connectivity designed for large-scale data centers, cloud providers, and enterprise networks requiring extreme performance and scalability. Supporting up to 500 meters over single-mode fiber (SMF), this finned OSFP module ensures seamless high-bandwidth communication while maintaining energy efficiency and optimized thermal management.

High-Bandwidth Data Transmission

With dual 400GbE channels, the module delivers a combined 800Gbps capacity, making it ideal for large-scale networking tasks such as AI training clusters, high-performance computing environments, hyperscale data centers, and advanced enterprise IT infrastructures. The module ensures low latency and high throughput, accommodating growing traffic demands with efficiency.

Optimized OSFP Design with Cooling Efficiency

The OSFP form factor provides more electrical and thermal headroom than traditional transceiver standards, and the integrated fins on the MMS4X00-NM-T improve airflow and heat dissipation. This design makes the module highly reliable in dense rack environments where multiple high-speed transceivers are deployed.

High-Performance Computing (HPC)

In HPC clusters, the need for low-latency and high-bandwidth interconnects is critical. This transceiver ensures that compute nodes remain fully synchronized while processing complex scientific simulations, machine learning algorithms, and advanced research workloads.

Cloud Service Providers

The module is ideal for cloud providers that must scale their backbone infrastructure to support millions of users. It enables secure, high-speed connectivity for virtualized services, container-based applications, and elastic storage systems.

Enterprise and Financial Networks

Enterprises and financial institutions require transceivers that can handle large transaction volumes with ultra-low latency. This OSFP module provides the necessary bandwidth for time-sensitive operations, data replication, and mission-critical workloads.

Electrical Parameters

• Form Factor: OSFP with finned design
• Lane Speed: 400GbE per port
• Total Bandwidth: 800Gbps
• Power Consumption: Optimized for energy efficiency

Energy Efficiency

Optimized power consumption ensures reduced total cost of ownership (TCO) while maintaining network performance. This efficiency is particularly valuable in hyperscale deployments where thousands of transceivers operate simultaneously.

Compatibility and Interoperability

Fully compliant with Ethernet standards, the module ensures interoperability with NVIDIA networking platforms and compatible third-party switches, routers, and servers. This makes it a versatile option for multi-vendor environments.

Deployment Scenarios

Short-Reach Backbone Connectivity

With a maximum reach of 500 meters, the transceiver is perfect for backbone links within data centers, connecting switches and servers across halls or between racks.

Cloud providers can integrate the module into their infrastructure to provide high-capacity connections between compute and storage layers, ensuring seamless service delivery to customers.

Future-Ready Networking

The NVIDIA MMS4X00-NM-T is designed with forward compatibility in mind, supporting the demands of next-generation applications. As workloads evolve to require even higher throughput and lower latency, this module provides a stable foundation for scalable growth.

Next-Gen Ethernet Evolution

Ethernet standards continue to evolve, and the 800Gbps twin-port design ensures compatibility with upcoming networking demands. It offers investment protection by aligning with the roadmap of high-speed interconnects.

This NVIDIA for High-Speed Transceivers

NVIDIA is a global leader in advanced networking solutions. With expertise spanning GPUs, interconnects, and software-defined infrastructure, NVIDIA provides a complete ecosystem for accelerated computing and data center optimization. The MMS4X00-NM-T is a product of this commitment to innovation and performance.

Trusted Performance

Built on NVIDIA’s long-standing reputation in AI, HPC, and data center networking, the module ensures reliable and predictable performance for mission-critical environments.

Comprehensive Ecosystem Integration

The transceiver works seamlessly with NVIDIA switches, adapters, and software-defined platforms such as NVIDIA Spectrum, enabling a unified and efficient infrastructure deployment.