NVIDIA Spectrum MSN4600-CS2FC 64-Port 100GbE Open Networking Switch

1. Product Overview

The NVIDIA Spectrum MSN4600-CS2FC is a high-density 64-port 100GbE open networking switch designed for modern data center spine and leaf applications. This 2U network switch delivers exceptional performance with 6.4Tb/s throughput and 8.4 billion packets per second processing capacity. Featuring the advanced Spectrum-3 ASIC, this switch provides complete flexibility with ports that can be configured from 1GbE to 100GbE speeds, making it an ideal solution for diverse data center environments.

2. Key Characteristics

• 64 x QSFP28 ports supporting 1/10/25/40/50/100GbE speeds
• 6.4Tb/s throughput capacity with 8.4Bpps processing performance
• 64MB fully shared dynamic packet buffer management
• Cut-through switching with consistent low latency
• Dual hot-swappable power supplies with 1+1 redundancy
• Pre-installed Cumulus Linux network operating system
• P2C (Port-to-Controller) airflow configuration
• Advanced hardware telemetry with WJH technology

3. Core Technologies

The MSN4600-CS2FC leverages NVIDIA's fourth-generation Spectrum-3 ASIC technology with support for advanced data center protocols including VXLAN routing, EVPN, IPv6 segment routing, and RoCEv2. It features a programmable pipeline, deep packet inspection (up to 512B), and hardware-accelerated telemetry for real-time network visibility and analytics.

4. Operational Architecture

This high-performance network switch operates with cut-through switching technology, minimizing latency by forwarding packets immediately after destination address identification. The innovative 64MB buffer architecture employs dynamic memory allocation that automatically directs resources to congested ports, preventing packet loss and ensuring equitable bandwidth distribution across all 64 ports. The Spectrum-3 ASIC provides predictable performance regardless of packet size or traffic pattern.

5. Applications & Deployment Scenarios

Ideal for enterprise data centers, cloud service providers, and high-performance computing environments. The MSN4600-CS2FC network switch is optimally deployed as:

• Spine layer switch in large-scale leaf-spine architectures
• Core distribution switch for cloud and enterprise networks
• High-density aggregation switch for storage and data analytics
• Fabric backbone for hyper-converged infrastructure deployments
• High-performance interconnect for AI/ML and GPU computing clusters

6. Technical Specifications

7. Competitive Advantages

• Industry-leading port density with 64x100GbE ports in 2RU form factor
• Open networking architecture eliminates vendor lock-in and provides operational flexibility
• Advanced buffer management prevents packet loss under congestion
• Hardware-accelerated telemetry reduces mean time to resolution for network issues
• Comprehensive automation capabilities through Cumulus Linux integration
• Proven interoperability with multi-vendor network environments
• Superior price/performance ratio compared to traditional proprietary solutions

8. Service & Support

We provide comprehensive 24/7 technical support, extended hardware warranty options, and next-business-day advance replacement service. Our certified engineering team offers professional integration services, configuration assistance, and custom solutions tailored to your specific operational requirements. All products undergo rigorous testing and validation procedures and come with full manufacturer warranties and support entitlements.

9. Frequently Asked Questions

Q: What differentiates the MSN4600-CS2FC from other SN4000 series switches?
A: This model offers the highest 100GbE port density in the series with 64 ports in a 2RU form factor, making it ideal for high-density spine deployments.

Q: Can the QSFP28 ports be used for lower speed connections?
A: Yes, all 64 ports support backward compatibility with 10GbE, 25GbE, 40GbE, and 50GbE using appropriate transceivers or breakout cables.

Q: What management options are available for this network switch?
A: The switch supports multiple management interfaces including traditional CLI, REST API, and Python scripting through Cumulus Linux, plus integration with popular network management platforms.

Q: How does this switch handle network virtualization?
A: The platform supports advanced virtualization technologies including VXLAN routing and bridging, EVPN, and multi-tenancy isolation, making it suitable for software-defined networking environments.

10. Installation & Operational Notes

• Maintain operating temperature between 0°C to 40°C with proper airflow
• Ensure adequate clearance for ventilation based on P2C airflow direction
• Use only certified transceivers and cables to ensure optimal performance
• Verify power source compatibility (100-264V AC, 50-60Hz)
• Complies with international standards including CE, FCC, RoHS, and UL
• Recommended humidity range: 5% to 85% non-condensing
• Maximum operating altitude: 3,050 meters

11. Company Introduction