Mellanox MSB7800 - 100/400GbE
Brand: Mellanox | Category: Network Switches
SKU: MSB7800-CS2R | Part #: MSB7800-CS2R | MPN: MSB7800-CS2R
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About the Mellanox MSB7800 - 100/400GbE
The Mellanox MSB7800 - 100/400GbE from Mellanox is enterprise-grade Network Switches hardware built for data centers. It features 400GbE interface, 400GbE speed. The NVIDIA Mellanox MSB7800 is a high-density InfiniBand and Ethernet switch built on the Mellanox Switch-IB 2 ASIC, delivering non-blocking 100Gb/s HDR100 InfiniBand and Ethernet switching in a compact 1U form factor. With 36 QSFP28 ports operating at 100Gb/s each, the MSB7800 provides aggregate switching capacity suited for large-scale HPC clusters, AI/ML training fabrics, and enterprise data center core switching deployments requiring ultra-low latency and high throughput. Available in brand new condition. Mellanox 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 | Mellanox |
| Category | Network Switches |
| SKU | MSB7800-CS2R |
| Part Number | MSB7800-CS2R |
| Condition | New |
| Interface | 400GbE |
| Speed | 400GbE |
| Form Factor | 1U rack-mount |
| Switch ASIC | Mellanox Switch-IB 2 |
| Number of Ports | 36 x QSFP28 |
| Port Speed | 100Gb/s per port (HDR100 InfiniBand / 100GbE) |
| Aggregate Switching Capacity | 7.2 Tb/s |
| Forwarding Architecture | Non-blocking, cut-through |
| Latency | Sub-100 nanoseconds port-to-port |
| Supported Protocols | InfiniBand HDR100, 100GbE, 40GbE, 25GbE, 10GbE (via breakout) |
| Network Operating System | NVIDIA Onyx (MLNX-OS) |
| Management Interfaces | Out-of-band 1GbE RJ-45, RS-232 console port |
| Redundant Power Supplies | Yes, hot-swappable |
| Redundant Fans | Yes, hot-swappable |
| Power Supply Input | AC 100–240V |
| Operating Temperature | 0°C to 40°C |
| Dimensions | 1U, standard 19-inch rack |
| Standards Compliance | InfiniBand Architecture Specification, IEEE 802.3 |
| Management Software | NVIDIA Unified Fabric Manager (UFM) compatible |
Frequently Asked Questions about Mellanox MSB7800 - 100/400GbE
What does the Mellanox MSB7800 - 100/400GbE do?
The Mellanox MSB7800 - 100/400GbE 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 Mellanox MSB7800 - 100/400GbE?
Key specifications for the Mellanox MSB7800 - 100/400GbE: new condition; network type Switch System; network port config 32-slot chassis; network speed 100/400GbE; network switching capacity 204.8 Tbps; network forwarding rate 152.4 Bpps; network power consumption 8000W. Manufacturer part number MSB7800-CS2R. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the Mellanox MSB7800 - 100/400GbE compatible with my infrastructure?
The Mellanox MSB7800 - 100/400GbE 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.