NVIDIA Mellanox MQM9700-NS2F NDR 400Gb/s InfiniBand Switch (64-Port QSFP56)

Product Details:

Brand Name: Mellanox
Model Number: MQM9700-NS2F(920-9B210-00FN-0M0)
Document: MQM9700 series.pdf

Payment & Shipping Terms:

Minimum Order Quantity: 1pcs
Price: Negotiate
Packaging Details: outer box
Delivery Time: Based on inventory
Payment Terms: T/T
Supply Ability: Supply by project/batch
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Detail Information

Model Number: MQM9700-NS2F(920-9B210-00FN-0M0) Brand: Mellanox
Uplink Connectivity: 400 Gbps Name: InfiniBand MQM9700-NS2F Mellanox Network Switch 1U NDR 400Gb/S For Server
Keyword: Mellanox Network Switch Port Configuration: 64x 400G, 32x OSFP

Product Description

MQM9700-NS2F NDR 400Gb/s InfiniBand Switch

64-port Quantum-2 managed switch for next-generation HPC and AI infrastructures

The NVIDIA Mellanox MQM9700-NS2F delivers 64 ports of 400Gb/s full bidirectional bandwidth in a compact 1U form factor. With 51.2Tb/s aggregate throughput, ultra-low latency, and SHARP in-network computing, it is purpose-built for the most demanding high-performance computing and AI workloads.

Product Overview

The MQM9700-NS2F is a managed member of the NVIDIA Quantum-2 series, built around the next-generation NDR (Next Data Rate) ASIC. It provides 64 QSFP56 ports running at 400Gb/s per port. This switch is designed for top-of-rack leaf and spine connectivity, scaling from medium clusters to massive HPC and enterprise data center fabrics. Its integrated x86 dual-core CPU runs MLNX-OS, enabling comprehensive on-box management including integrated subnet manager for large-scale fabrics.

By offloading collective communication operations from the CPU to the switch network via SHARP technology, the MQM9700-NS2F dramatically reduces MPI operation time and frees valuable CPU resources for computation. This results in an order-of-magnitude improvement in application performance for parallel workloads.

Key Features
64 x 400Gb/s PortsFull bidirectional bandwidth per port with QSFP56 connectors, supporting passive copper, active optical cables, and optical modules.
51.2Tb/s ThroughputNon-blocking aggregate switching capacity with ultra-low port-to-port latency.
In-Network Computing (SHARP v3)Hardware-accelerated collective offload reduces MPI operations time and improves HPC application scalability.
Managed with MLNX-OSOn-board dual-core x86 CPU with 8GB RAM and 32GB SSD; full chassis management via CLI, SNMP, and optional UFM integration.
1+1 Redundant Power & FansHot-swappable 80 Gold+ and ENERGY STAR certified power supplies; front-to-rear (P2C) or rear-to-front (C2P) airflow options.
High EfficiencyOptimized power design with ATIS weighted power consumption as low as 180W for a fully populated system.
Technology: In-Network Computing with SHARP v3

The NVIDIA SHARP v3 technology embedded in the Quantum-2 ASIC enables the MQM9700-NS2F to perform collective operations such as MPI reductions directly within the network fabric. This eliminates multiple data traversals between endpoints, drastically reducing MPI operation time and freeing CPU cores for application computation. For fully populated fat-tree networks, partial reduction operations can complete in under three microseconds. This co-design approach accelerates communication frameworks and maximizes effective fabric bandwidth.

Typical Deployments
  • Top-of-Rack Leaf Connectivity – Ideal for spine-leaf architectures in HPC and AI clusters.
  • Medium to Extremely Large Clusters – Scales from a few hundred nodes to tens of thousands of nodes with integrated subnet management.
  • Enterprise Data Centers – Supports high-performance storage, database, and compute workloads requiring low latency and high throughput.
  • AI Training and Inference – SHARP v3 acceleration boosts NCCL and MPI-based distributed training performance.
  • Cloud and Bare-Metal Infrastructures – Ideal for multi-tenant environments requiring high-bandwidth, low-latency network fabrics.
Compatibility

The MQM9700-NS2F is fully interoperable with NVIDIA Mellanox ConnectX adapters (NDR, HDR, EDR, FDR), LinkX cables, and transceivers. It is compliant with IBTA Specification 1.4 and 1.3, and supports backward compatibility to HDR (200Gb/s) and EDR (100Gb/s) technologies. The switch integrates with NVIDIA UFM (Unified Fabric Management) for advanced telemetry, AI-powered analytics, and proactive troubleshooting across the entire InfiniBand fabric.

Specifications
Parameter Specification
Model MQM9700-NS2F
Series NVIDIA Quantum-2
Ports 64 x QSFP56 (NDR 400Gb/s)
Aggregate Throughput 51.2Tb/s (non-blocking)
Latency Under 90ns (port-to-port)
Switch ASIC NVIDIA Quantum-2 NDR
CPU Intel x86 dual-core
System Memory 8GB RAM, 32GB SSD
Management MLNX-OS (on-box), CLI, SNMP, UFM
Power Supplies 1+1 redundant, hot-swappable, 100-240VAC, 80 Gold+
Typical Power (ATIS) 180W – 200W (fully populated)
Cooling Front-to-rear (P2C) or rear-to-front (C2P), hot-swappable fans
Form Factor 1U rackmount; 43.6mm (H) x 433.2mm (W) x 590.6mm (D)
Weight 12.5 kg (approx.)
Operating Temperature 0°C to 45°C
Certifications CE, FCC, VCCI, ICES, RCM, RoHS, CB, cTUVus, CU
Selection Guide
Ordering Part Number (OPN) Description Airflow Management
MQM9700-NS2F 400Gb/s InfiniBand 1U switch, 64 QSFP56, x86 dual-core, standard depth P2C (front-to-rear) Managed
MQM9700-NS2R 400Gb/s InfiniBand 1U switch, 64 QSFP56, x86 dual-core, standard depth C2P (rear-to-front) Managed
MQM9790-NS2F 400Gb/s InfiniBand 1U router, 64 QSFP56, x86 dual-core, standard depth P2C (front-to-rear) Managed
MQM9790-NS2R 400Gb/s InfiniBand 1U router, 64 QSFP56, x86 dual-core, standard depth C2P (rear-to-front) Managed

Note: Verify airflow direction (P2C or C2P) matches your data center hot/cold aisle configuration before ordering.

Advantages
  • Industry-leading performance – 51.2Tb/s throughput and ultra-low latency in a compact 1U chassis.
  • Reduced IT costs – High port density (64 ports in 1U) reduces infrastructure footprint and operational expenses.
  • Self-healing networking – InfiniBand fabric recovers from link failures 5,000× faster than software-based solutions.
  • Flexible deployment – Backward compatible with HDR and EDR; supports modern topologies like Dragonfly+, SlimFly, and 6D torus.
  • Enhanced telemetry – With UFM, gain real-time network insights and AI-driven analytics for proactive maintenance.
Service & Support

Hong Kong Starsurge Group Co., Limited provides global delivery and multilingual support for the MQM9700-NS2F. Our services include:

  • Pre-sales consultation on topology design and compatibility.
  • Firmware updates and technical documentation.
  • Warranty support and RMA handling.
  • Custom integration and system deployment assistance.
Frequently Asked Questions
What is the difference between MQM9700-NS2F and MQM9790-NS2F?

The MQM9700 is a switch, while the MQM9790 is a router with additional routing capabilities. Both share the same hardware platform but differ in software functionality.

What cables are supported?

QSFP56 connectors support passive copper DAC, active optical cables (AOC), and optical transceivers. For specific SKUs, refer to the NVIDIA LinkX cable family.

Can this switch be used with HDR or EDR adapters?

Yes, the Quantum-2 series is backward compatible with HDR (200Gb/s) and EDR (100Gb/s) InfiniBand technologies.

What is the maximum number of nodes supported by the integrated subnet manager?

The onboard subnet manager can manage fabrics with up to 2,000 nodes.

How do I choose between P2C and C2P airflow?

Choose P2C (front-to-rear) if your rack has cold air intake at the front; choose C2P (rear-to-front) if your rack exhausts hot air through the front. Always match the airflow direction of adjacent equipment.

Precautions
  • Ensure input voltage range (100-127VAC or 200-240VAC) matches your facility power before connecting.
  • Allow sufficient clearance for front-to-rear or rear-to-front airflow; do not block fan exhaust.
  • Operating temperature must be maintained between 0°C and 45°C; relative humidity 10%–85% non-condensing.
  • Use only approved QSFP56 cables and optical modules to ensure signal integrity and compliance.
Company Introduction
Hong Kong Starsurge Group Co., Limited - Network hardware and system integration provider

Hong Kong Starsurge Group Co., Limited is a technology-driven provider of network hardware, IT services, and system integration solutions. Founded in 2008, the company serves customers worldwide with products including network switches, NICs, wireless access points, controllers, cables, and related networking equipment. Backed by an experienced sales and technical team, Starsurge supports industries such as government, healthcare, manufacturing, education, finance, and enterprise. The company also offers IoT solutions, network management systems, custom software development, multilingual support, and global delivery. With a customer-first approach, Starsurge focuses on reliable quality, responsive service, and tailored solutions that help clients build efficient, scalable, and dependable network infrastructure.

Key Facts
Ports
64 x NDR 400Gb/s
Throughput
51.2Tb/s
Latency
Under 90ns
Management
On-box (MLNX-OS)
Power (ATIS)
180W – 200W
Form Factor
1U, 27" depth
Compatibility Matrix
AdaptersNVIDIA ConnectX-6 / ConnectX-7 (NDR, HDR, EDR, FDR) CablesQSFP56 DAC, AOC, optical transceivers (NVIDIA LinkX) ManagementNVIDIA UFM, MLNX-OS, SNMP v1/v2/v3, CLI StandardsIBTA 1.4, 1.3; RoHS-6; ENERGY STAR
Buyer Checklist
✔ Confirm airflow direction (P2C or C2P) ✔ Verify power input voltage (100-127V / 200-240VAC) ✔ Choose managed (MQM9700) or external management (MQM9790) ✔ Select appropriate QSFP56 cables or optics ✔ Check rack depth compatibility (590.6mm / 27") ✔ Plan for 1U spacing and cooling clearance

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