NVIDIA Spectrum SN3700

NVIDIA Spectrum SN3700

Unleashing High-Performance Data Center Networking

The NVIDIA Spectrum SN3700 is a next-generation, high-performance Ethernet switch designed for modern data center environments.

Belonging to the acclaimed Spectrum SN3000 series, this switch is engineered to meet the growing demands of cloud-scale computing, hyperconverged infrastructure, storage networking, and high-throughput data analytics.

With support for up to 32 ports of 200GbE in a compact 1U rack-mountable design, the SN3700 is ideal for spine and super-spine topologies, offering powerful scalability, ultra-low latency, and advanced telemetry.

Whether you’re managing a hyperscale cloud deployment or scaling out your enterprise data center, the SN3700 provides the flexibility, speed, and programmability needed to stay ahead.

Key Highlights

• Up to 32 x 200GbE QSFP56 Ports
• Supports a full range of speeds: 10/25/40/50/100/200GbE
• Massive throughput of 6.4Tb/s
• Up to 8.33 billion packets per second (Bpps)
• 1U compact rack-mount design
• Fully splittable ports (up to 128 x 10/25GbE)
• Operating system options: Onyx, Cumulus Linux, and ONIE
• Ideal for leaf, spine, and super-spine deployments

Designed for High-Density Spine and Super-Spine Deployments

At the heart of the SN3700 is its purpose-built architecture optimized for high-scale networking. Designed to serve as a spine or super-spine switch, it enables direct connectivity to top-of-rack (ToR) switches or servers, providing unparalleled bandwidth and flexibility in your network fabric.

The switch’s 32 QSFP56 ports support 200GbE speeds natively and can also be configured for 10/25/40/50/100GbE, offering dynamic port adaptability through splitter cables.

This capability makes the SN3700 a future-proof investment, suitable for a wide range of use cases from traditional data centers to advanced AI and high-performance computing clusters.

Blazing Throughput and Unmatched Packet Performance

The SN3700 delivers a switching capacity of 6.4Tbps and a packet processing rate of 8.33 billion packets per second (Bpps), making it one of the most powerful switches in its class.

It handles massive east-west traffic with zero packet loss and ensures non-blocking, wire-speed Layer 2 and Layer 3 performance, even under full load.

With its cutting-edge Spectrum-2 ASIC, the switch delivers consistent ultra-low latency, making it a top choice for latency-sensitive applications such as high-frequency trading, virtualization, distributed storage, and real-time analytics.

Flexible OS Support for Every Environment

The SN3700 supports multiple network operating systems:

• Onyx – NVIDIA’s full-featured Layer 2 and Layer 3 operating system, offering enterprise-grade performance and programmability.
• Cumulus Linux – A powerful Linux-based OS that brings modern DevOps tools and scripting capabilities to the network.
• ONIE (Open Network Install Environment) – Provides flexibility to install your preferred OS at boot.

This level of flexibility empowers data centers to tailor their network infrastructure based on existing ecosystem requirements, operational preferences, and automation frameworks.

Scalable, Programmable, and Future-Ready

The SN3700 isn’t just powerful it’s also intelligent. It supports advanced telemetry and visibility tools that give operators real-time insight into network behavior, traffic patterns, and congestion points. Features such as:

• Streaming telemetry
• Packet sampling
• Flow-level visibility

…enable predictive analytics, faster troubleshooting, and automation-driven optimizations.

With support for open APIs, DevOps-friendly tools, and software-defined networking (SDN), the SN3700 is ready to integrate into programmable and dynamic environments where agility is key.

Compact Yet Powerful

Despite its immense performance, the SN3700 fits in a 1U rack unit, conserving precious space in high-density environments.

Its thermal efficiency and power management features ensure operational stability while minimizing energy costs, a critical factor in hyperscale and edge deployments.

Use Cases

Here’s where the NVIDIA Spectrum SN3700 truly shines:

• Spine/Super-Spine Switch in Leaf-Spine Architectures

The SN3700 is a spine switch powerhouse. It connects to leaf switches at 100/200GbE speeds, providing seamless horizontal scaling with zero bottlenecks.

• High-Density Leaf Switch

When configured with breakout cables, the SN3700 can act as a high-density leaf switch, supporting up to 128 x 10/25GbE ports—ideal for top-of-rack scenarios.

• AI and HPC Networking

With its ultra-low latency and high throughput, the SN3700 is well-suited for GPU clusters and AI workloads that require fast, deterministic networking.

• Cloud and Hyperscale Data Centers

Its scale-out design, OS flexibility, and SDN readiness make it perfect for massive, automated cloud environments.

• Storage Networks

Non-blocking bandwidth and consistent performance are essential for distributed storage systems like NVMe over Fabrics, Ceph, and others.

Product Variants

NVIDIA offers several models under the SN3700 series, differentiated by port speed and technology:

SKU	Model	Data Rate	Network Interface	Ports
920-9N201-00F7-0C0	MSN3700-CS2FC	100GbE	QSFP28	32x100GbE
920-9N201-00R7-0C0	MSN3700-CS2RC	100GbE	QSFP28	32x100GbE
920-9N201-00FA-0C0	MSN3700-VS2FC	200GbE	QSFP56	32x200GbE
920-9N201-00RA-0C0	MSN3700-VS2RC	200GbE	QSFP56	32x200GbE

These options give customers flexibility based on their deployment size, required speeds, and infrastructure compatibility.

Why Choose NVIDIA Spectrum SN3700?

• High-density, compact design for scalable deployments
• Ultra-low latency for mission-critical, performance-sensitive applications
• Massive throughput and port flexibility from 1GbE to 200GbE
• Seamless interoperability with Onyx, Cumulus Linux, and open systems
• Built-in telemetry & analytics for superior visibility
• Ideal for AI, cloud, storage, and hyperscale networks

Final Thoughts

The NVIDIA Spectrum SN3700 is a top-tier Ethernet switch that delivers the performance, flexibility, and operational intelligence required for the data centers of today and tomorrow.

Whether you need blazing-fast packet throughput, dense port configurations, or real-time telemetry insights, the SN3700 checks every box.

By investing in the SN3700, you’re equipping your network with the tools to support massive scale-out, drive operational efficiency, and enable cloud-native agility at the speed of 200GbE.