NVIDIA Spectrum SN2900 - 400GbE
Brand: NVIDIA | Category: Network Switches
SKU: SN2900-2S | Part #: SN2900-2S | MPN: SN2900-2S
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About the NVIDIA Spectrum SN2900 - 400GbE
The NVIDIA Spectrum SN2900 - 400GbE from NVIDIA is enterprise-grade Network Switches hardware built for data centers. It features 400GbE interface, 400GbE speed. The NVIDIA Spectrum SN2900 is a high-density, open Ethernet switch built on NVIDIA's Spectrum-4 ASIC architecture, delivering 400GbE line-rate performance across all ports with ultra-low latency suited to the most demanding data center fabrics. With the SN2900-2S configuration, the platform supports large-scale spine-and-leaf deployments, enabling consistent forwarding performance without packet drops under full load conditions. The switch is fully supported under NVIDIA's On 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 | SN2900-2S |
| Part Number | SN2900-2S |
| Condition | New |
| Interface | 400GbE |
| Speed | 400GbE |
| Manufacturer Part Number | SN2900-2S |
| Switch ASIC | NVIDIA Spectrum-4 |
| Form Factor | 1U |
| Port Configuration | 64 x QSFP112 ports |
| Port Speed | 400GbE per port |
| Total Switching Capacity | 51.2 Tbps |
| Forwarding Rate | 38.1 Bpps |
| Latency | Sub-microsecond cut-through |
| Buffer Architecture | Deep shared packet buffer |
| Supported Protocols | RoCEv2, PFC, ECN, EVPN-VXLAN, BGP, OSPF, ECMP |
| Network Operating System Support | NVIDIA Onyx, Cumulus Linux, ONIE-compatible third-party NOS |
| Management Interfaces | 1 x 10/100/1000 Mbps out-of-band management port, RS-232 console port |
| Power Supply | Redundant hot-swappable AC power supplies |
| Airflow Options | Port-side exhaust (PSE) and port-side intake (PSI) |
| Rack Units | 1U |
| Standards Compliance | IEEE 802.1Q, 802.1p, 802.3ad, 802.1D, 802.1w, 802.1s |
| Telemetry and Monitoring | Compatible with NVIDIA NetQ and UFM ecosystem tools |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | -40°C to 70°C |
Frequently Asked Questions about NVIDIA Spectrum SN2900 - 400GbE
What does the NVIDIA Spectrum SN2900 - 400GbE do?
The NVIDIA Spectrum SN2900 - 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 SN2900 - 400GbE?
Key specifications for the NVIDIA Spectrum SN2900 - 400GbE: new condition; network type Ethernet Switch; network port config 32x 400GbE QSFP-DD; network speed 400GbE; network switching capacity 12.8 Tbps; network forwarding rate 9.52 Bpps; network power consumption 380W. Manufacturer part number SN2900-2S. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the NVIDIA Spectrum SN2900 - 400GbE compatible with my infrastructure?
The NVIDIA Spectrum SN2900 - 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.