NVIDIA Spectrum SN3800 - 400GbE
Brand: NVIDIA | Category: Network Switches
SKU: SN3800-2S | Part #: SN3800-2S | MPN: SN3800-2S
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About the NVIDIA Spectrum SN3800 - 400GbE
The NVIDIA Spectrum SN3800 - 400GbE from NVIDIA is enterprise-grade Network Switches hardware built for data centers. It features 400GbE interface, 400GbE speed. The NVIDIA Spectrum SN3800 is a high-density, non-blocking 400GbE data center switch built on the NVIDIA Spectrum-2 ASIC architecture. It delivers a total switching capacity of 12.8 Tbps with full line-rate forwarding across all ports, supporting up to 64 ports of 200GbE or 32 ports of 400GbE in a compact 2U form factor. The platform is purpose-built for spine and core-layer deployments in modern AI, machine learning, and high-frequency compute environments where low latency Available in brand new condition. NVIDIA 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 | NVIDIA |
| Category | Network Switches |
| SKU | SN3800-2S |
| Part Number | SN3800-2S |
| Condition | New |
| Interface | 400GbE |
| Speed | 400GbE |
| Manufacturer Part Number | SN3800-2S |
| ASIC | NVIDIA Spectrum-2 |
| Form Factor | 2U rack-mount |
| Total Switching Capacity | 12.8 Tbps |
| Forwarding Rate | Non-blocking, line-rate all ports |
| 400GbE Ports | 32 x QSFP-DD (400GbE) |
| 100GbE Port Breakout | Up to 128 x 100GbE via port breakout |
| Management Ports | 1 x 1GbE out-of-band management, 1 x RJ-45 console |
| Supported Operating Systems | NVIDIA Cumulus Linux, NVIDIA Onyx (NOS) |
| Congestion Control | Hardware ECN, Priority Flow Control (PFC), DCQCN |
| RDMA Support | RoCEv2 |
| Overlay Networking | EVPN-VXLAN |
| Routing Protocols | BGP, OSPF, ISIS, ECMP |
| Telemetry | Hardware-based streaming telemetry, per-port per-queue granularity |
| Power Supply | Hot-swappable, redundant PSUs |
| Airflow Options | Port-side exhaust (PSE) and port-side intake (PSI) |
| Automation Support | Ansible, Puppet, REST API, OpenConfig, gNMI |
| Buffer Architecture | Advanced Shared Memory (ASM) dynamic buffer allocation |
| Latency | Sub-microsecond cut-through forwarding |
Frequently Asked Questions about NVIDIA Spectrum SN3800 - 400GbE
What does the NVIDIA Spectrum SN3800 - 400GbE do?
The NVIDIA Spectrum SN3800 - 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 NVIDIA Spectrum SN3800 - 400GbE?
Key specifications for the NVIDIA Spectrum SN3800 - 400GbE: new condition; network type Ethernet Switch; network port config 64x 400GbE QSFP-DD; network speed 400GbE; network switching capacity 25.6 Tbps; network forwarding rate 19.05 Bpps; network power consumption 750W. Manufacturer part number SN3800-2S. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the NVIDIA Spectrum SN3800 - 400GbE compatible with my infrastructure?
The NVIDIA Spectrum SN3800 - 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.