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MSN3420-CB2F
Mellanox
Key Advantages of the Mellanox MSN3420-CB2F Switch
The MSN3420-CB2F combines high-density 25GbE server connectivity with 12 × 100GbE uplinks in a compact 1U platform. Powered by the NVIDIA Spectrum-2 architecture, it delivers ultra-low latency, predictable wire-speed switching, and advanced Layer 2/Layer 3 networking for modern data center deployments.
Hardware Architecture of MSN3420-CB2F Switch
The MSN3420-CB2F is built on the NVIDIA Spectrum®-2 Ethernet ASIC, integrating 48 × 25GbE SFP28 ports, 12 × 100GbE QSFP28 uplink ports, and 4.8Tb/s switching capacity. Equipped with an Intel® x86 CPU, dual hot-swappable AC power supplies, and five hot-swappable fan modules, it delivers high-bandwidth, low-latency networking with enterprise-grade reliability for large-scale Ethernet deployments.
Application Scenarios of MSN3420-CB2F Switch
Cloud Data Centers – High-density 25GbE access with scalable 100GbE uplinks.
Leaf-Spine Networks – Ideal as a high-performance Top-of-Rack (ToR) leaf switch.
Enterprise Networks – Supports virtualization, storage, and large-scale server connectivity.
Software-Defined Data Centers – Optimized for modern cloud and automated network infrastructures.
| Specification | Details |
|---|---|
| Model | MSN3420-CB2F |
| Switch ASIC | NVIDIA Spectrum®-2 |
| Ports | 48 × SFP28 + 12 × QSFP28 |
| Port Speed | 10/25GbE & 100GbE |
| Switching Capacity | 4.8 Tb/s |
| Forwarding Rate | 3.58 Bpps |
| Operating System | NVIDIA Onyx® |
| CPU | Intel® x86 Processor |
| Power Supply | Dual Hot-swappable AC PSUs |
| Cooling | Five Hot-swappable Fan Modules |
| Form Factor | 1U Rackmount |
| Airflow | P2C (Port-to-Cable) |
Why Choose MSN2700-CS2F
The MSN3420-CB2F combines the performance of the NVIDIA Spectrum®-2 platform with the reliability of NVIDIA Onyx®. With 48 × 25GbE downlinks, 12 × 100GbE uplinks, and wire-speed switching, it provides a scalable, low-latency networking solution for enterprise, cloud, and HPC environments.
Company Profile
FAQ
Q1. Is the MSN3420-CB2F a managed switch?
A: Yes. It comes pre-installed with NVIDIA Onyx® Network Operating System.
Q2. What Ethernet speeds are supported?
A: It supports 10GbE, 25GbE, and 100GbE Ethernet connectivity.
Q3. Which transceivers are compatible?
A: The switch supports SFP28, QSFP28, DAC, AOC, and breakout cable solutions.
Q4. What applications is it designed for?
A: It is ideal for cloud data centers, enterprise networks, storage infrastructure, virtualization, and leaf-spine deployments.
Q5. Does it support redundant power and cooling?
A: Yes. The switch includes dual hot-swappable power supplies and five hot-swappable fan modules for high availability.
