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Mellanox MSN3420-CB2RC Spectrum-2 25GbE/100GbE 1U Open Ethernet Switch

**Mellanox MSN3420-CB2RC Spectrum-2 25GbE/100GbE 1U Switch**
A high-performance, compact 1U Ethernet switch powered by NVIDIA’s Spectrum-2 ASIC, delivering 25/100GbE speeds with 32x 100GbE ports (scalable to 64x 25/50GbE). Key features include ultra-low latency, line-rate throughput, and advanced programmability for dynamic workloads. Supports open Ethernet frameworks (Cumulus Linux, SONiC) for flexibility in network OS choices. Unique advantages: hardware-accelerated RoCE for efficient AI/ML traffic, real-time telemetry, and energy-efficient design. Ideal for cloud, enterprise, and HPC environments, it ensures scalability, reduced operational complexity, and seamless integration into NVIDIA’s end-to-end accelerated computing ecosystem.

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Brand

Mellanox

Products Status

New

Model

MSN3420-CB2RC

Application

Server

Switching ASIC

NVIDIA Spectrum-2

Ethernet Ports

12 x QSFP28, 48 x SFP28

Port Speed

25GbE/100GbE

Form Factor

1U

Operating System

Cumulus Linux

Power Supplies

2 x AC

CPU

x86

Depth

Short

Airflow

C2P

Rail Kit

Included

Maximum Throughput

4 Tbps

Maximum Forwarding Rate

2 Bpps

Buffer Size

16 MB

Latency

300 ns

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