Mellanox’s 920-9N42C-00RB-7N0 is a premium enterprise-class data center switch built to deliver scalable high-performance networking and security for distributed, hybrid, and on-premises environments. Powered by the latest NVIDIA Ethernet Switch silicon, this solution is optimized for future-proof 400GbE and 200GbE networking, making it a cornerstone for modern cloud, virtualization, and compute-centric infrastructures. The 64x QSFP56-DD ports enable extremely dense connectivity for server, storage, and uplink aggregation, supporting flexible network topologies and bandwidth requirements. With 25.6 Tb/s switching capacity and 33.3 Bpps wire-speed switching, it efficiently accommodates traffic surges and ultra-low latency demands typical of AI, research, and hyperscale networks. ONIE (Open Network Install Environment) ensures streamlined deployment and compatibility with a diverse ecosystem of network operating systems, while secure boot fortifies the device against unauthorized access and tampering, safeguarding device integrity. This switch offers redundant power and fan modules, comprehensive management options, and robust system memory, delivering the reliability, efficiency, and advanced feature set customers expect from Mellanox and NVIDIA. From cloud providers and service operators in Asia and North America to research institutions in Europe and emerging enterprises in Africa, the 920-9N42C-00RB-7N0 delivers the scalability, security, and agility required to drive digital transformation and next-generation workloads.
Product Highlights
Product Applications Scenarios
Product Features Comparison
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| Model | 920-9N42C-00RB-7N0 | 920-9N101-00R7-0C0 | 920-9N201-00FA-0C0 | 920-9N112-00F7-0X2 |
| Brand | Mellanox | Mellanox | Mellanox | Mellanox |
| Port Configuration | 64 QSFP-DD 400GbE + 2 SFP28 25GbE | 32 × QSFP28 100GbE | 32 × QSFP56 200GbE | 48 x SFP28 25GbE, 8 x QSFP28 100GbE |
| Switching Capacity | 25.6 Tb/s | 3.2 Tbps | 6.4 Tbps | 2 Tb/s |
| Forwarding Rate | 33.3 Bpps | 4.7 Bpps | 8.33 Bpps | 2.97 Bpps |
| PoE Budget | n/a | n/a | n/a | n/a |
| Stacking Capability | n/a | n/a | n/a | n/a |
Optional Add-ons
| Model Number | Description |
| Mellanox MCP7F00-A01AR | Mellanox 400GbE QSFP-DD Direct Attach Copper Cable, 1m ??ensures fast, lossless short-distance connectivity. |
| Mellanox MFS1S00-H003E | Mellanox 400GbE QSFP56-DD to QSFP56 Active Optical Cable, 3m ??for long-reach high-speed server links. |
| Mellanox PSU-AC-220V-1K6W | Mellanox 1600W Hot-Swappable AC Power Supply ??redundant power module for uninterrupted operation. |
Nvidia 920-9N42C-00RB-7N0 Specification
| Model | 920-9N42C-00RB-7N0 |
| Brand | Mellanox |
| Connectors | 64 QSFP-DD 400GbE + 2 SFP28 25GbE |
| Max 800GbE Ports | ??/td> |
| Max 400GbE Ports | 64 |
| Max 200GbE Ports | 128 |
| Max 100GbE Ports | 256 |
| Max 50GbE Ports | 256 |
| Max 40GbE Ports | 128 |
| Max 25GbE Ports | 256 + 2 |
| Max 10GbE Ports | 256 + 2 |
| Max 1GbE Ports | 2 |
| Switching Capacity | 25.6 Tb/s |
| Wire-Speed Switching | 33.3 Bpps |
| CPU | Hexa-core x86 |
| System Memory | 32 GB |
| SSD Memory | 160 GB |
| Packet Buffer | 160 MB |
| Management Port | RJ45 (100/1000 Mb/s) |
| Serial Port | RJ45 |
| USB Port | USB Type 3 |
| Hot-Swap Power Supplies | 2 (1+1 redundant) |
| Hot-Swappable Fans | 4 (N+1 redundant) |
| Airflow | Reverse |
| Power Supplies | Frequency 50??0 Hz, Input 208??64 V AC |
| Dimensions (H x W x D) | 3.39 in x 17.2 in x 28.3 in (86.2 mm x 438 mm x 720 mm) |
| 920-9N42C-00RB-7N0 | 920-9N42C-00RB-7N0 |
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