NVIDIA MSN4700-WS2FO Spectrum-3 Based 400GbE 1U Open Ethernet Switch with ONIE 32 QSFPDD Ports 2 Power Supplies (AC) x86 CPU Standard Depth P2C Airflow Rail Kit

The SN4700 spine/super-spine offers 32 ports of 400GbE in a compact 1U form factor. It enables connectivity to endpoints at varying speeds and carries a throughput of 25.6Tb/s, with a landmark 8.4Bpps processing capacity. As an ideal spine solution, the SN4700 allows maximum flexibility, with port speeds spanning from 1GbE to 400GbE per port.

Visibility

• NVIDIA What Just Happened (WJH) telemetry dramatically reduces mean time to issue resolution by providing answers to: When, What, Who, Where and Why
  
• Hardware-accelerated histograms track and summarize queue depths at submicrosecond granularity
• Inband Network Telemetry (INT)-ready hardware
• Streaming Telemetry
• 512K on-chip flow counters

Performance

• Fully shared packet buffer provides a fair, predictable and high bandwidth data path
  
• Consistent and low cut-through latency
• Intelligent hardware-accelerated data movement, congestion management & load balancing for RoCE & Machine Learning applications that leverage NVIDIA GPUDirect
• Best-in-class VXLAN scale - 10X more tunnels and tunnel endpoints
• 512K shared forwarding entries flexibly shared across ACL, LPM routes, host routes, MAC, ECMP and tunnel applications
• Up to 1M IPv4 route entries

Agility

• Comprehensive Layer-2, Layer-3 and RoCE
  
• Advanced network virtualization with high performance single pass VXLAN routing and IPv6 segment routing
• Cloud Scale NAT - 100K+ sessions
• Programmable pipeline that can programmatically parse, process and edit packets
• Deep Packet Inspection - 512B deep

• NVIDIA Spectrum SN4000 datasheet