MQM8700-HS2R - Nvidia Mellanox

The NVIDIA Mellanox MQM8700-HS2R is a high-performance, managed InfiniBand switch designed for demanding environments such as high-performance computing (HPC), artificial intelligence (AI), and enterprise data centres. It leverages NVIDIA's Quantum™ architecture to deliver exceptional throughput, low latency, and advanced in-network computing capabilities.

 Key Specifications

• Model: MQM8700-HS2R

• Ports: 40 QSFP56 ports supporting HDR 200Gb/s InfiniBand

• Throughput: Up to 16 Tb/s of non-blocking bandwidth

• Latency: Sub-90ns port-to-port latency

• Form Factor: 1U rack-mountable

• Airflow: C2P (Cold-to-Hot) airflow

• Management: Internally managed with an on-board subnet manager supporting up to 2,000 nodes

• Power Supplies: Dual redundant AC power supplies

• Processor: x86 dual-core

• Features:

  • Adaptive and static routing

  • Congestion control

  • Virtual lane (VL) mapping (VL2VL)

  • SHARP™ (Scalable Hierarchical Aggregation and Reduction Protocol) technology for in-network computing

  • Support for modern topologies like SlimFly, Dragonfly+, and 6DT

Advanced Capabilities

• SHARP™ Technology: Enables in-network computing by offloading collective communication operations from the CPU to the network, significantly improving application performance in HPC and AI workloads.

• Port Flexibility: Each 200Gb/s port can be split into two 100Gb/s ports, allowing for up to 80 HDR100 ports in a single switch, providing flexibility in network design.

• High Message Rate: Capable of handling up to 15.8 billion messages per second, ensuring efficient communication in large-scale deployments.