NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch
Brand: NVIDIA | Category: Network Switches
SKU: NVIDIAQUANTUMMQM8790HS2RHDRINFINIBA | Part #: MQM8790-HS2R | MPN: MQM8790-HS2R
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About the NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch
The NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch from NVIDIA is enterprise-grade Network Switches hardware built for data centers. It features 200GB capacity, 1U form factor. The NVIDIA Quantum MQM8790-HS2R is a 40-port HDR InfiniBand switch built on NVIDIA's Quantum ASIC, delivering 200Gb/s per port and an aggregate switching capacity of 16Tb/s. Designed for the rigorous demands of high-performance computing and AI/ML workloads, the switch supports NVIDIA's SHARP (Scalable Hierarchical Aggregation and Reduction Protocol) in-network computing technology, enabling collective operations such as AllReduce to be offloaded directly to the network fabri Available in brand new condition. NVIDIA network switches products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | NVIDIA |
| Category | Network Switches |
| SKU | NVIDIAQUANTUMMQM8790HS2RHDRINFINIBA |
| Part Number | MQM8790-HS2R |
| Condition | New |
| Capacity | 200GB |
| Form Factor | 1U |
| Manufacturer Part Number | MQM8790-HS2R |
| Switch Series | Quantum |
| InfiniBand Standard | HDR (High Data Rate) |
| Number of Ports | 40 |
| Port Speed | 200Gb/s HDR InfiniBand per port |
| Aggregate Switching Capacity | 16Tb/s |
| Port-to-Port Latency | Sub-100 nanoseconds |
| Switch Architecture | Non-blocking cut-through |
| In-Network Computing | NVIDIA SHARP (Scalable Hierarchical Aggregation and Reduction Protocol) |
| Congestion Management | Advanced Congestion Control (ACC) with Burst Absorbing Technology (BAT) |
| Routing | Adaptive routing supported |
| Form Factor | 1U, half-rack depth |
| Power Supply | Hot-swappable redundant power supplies |
| Cooling | Hot-swappable redundant fan modules |
| Management | Compatible with NVIDIA UFM (Unified Fabric Manager) |
| Supported Topologies | Fat-tree, dragonfly |
| Cable Interface | QSFP56 |
| Operating System | NVIDIA Onyx (NOS) |
Frequently Asked Questions about NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch
What does the NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch do?
The NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
What are the headline specs of the NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch?
Key specifications for the NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch: new condition; series Quantum; ports 40x HDR 200Gb/s QSFP56; switching capacity Up to 16Tb/s; form factor 1U; airflow C2P / rear-to-front airflow; management Managed data center fabric switch. Manufacturer part number MQM8790-HS2R. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch compatible with my infrastructure?
The NVIDIA Quantum MQM8790-HS2R 40-Port HDR InfiniBand Switch interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.