N9K-C9272Q Nexus 9200 72p 40G QSFP+

Cisco N9K-C9272Q – Nexus 9272Q 72xQSFP+ fixed switch (NX-OS)

The Cisco Nexus N9K-C9272Q is a high‑density 2RU fixed switch with 72x 40G QSFP+ ports, delivering 5.76 Tbps switching capacity and 4.5 bpps forwarding. Up to 36 QSFP+ ports can break out to 144x 10G lanes, providing flexible aggregation and spine connectivity in modern VXLAN EVPN fabrics. Built on Cisco Cloud Scale technology, it supports line‑rate VXLAN routing, telemetry, and NX‑OS programmability.

🔧 Key Specifications

• Ports:
  • 72x 40G QSFP+ ports
  • Breakout: up to 36 QSFP+ ports to 144x 10G lanes
• Switching capacity: 5.76 Tbps
• Forwarding rate: 4.5 bpps
• CPU: 4 cores
• Buffer: 30 MB shared system buffer
• System memory: 16 GB
• Storage: 64 GB SSD
• Management: 2 RJ‑45 ports, 1 SFP
• Fans: 2 hot‑swappable; Airflow: port‑side intake/exhaust
• Power supplies: 930W AC, 1200W DC, or 1200W AC/HVDC
• Typical Power: 310W
• Max Power: 975W
• Form Factor: 2RU
• Dimensions: 3.5 x 17.4 x 24.5 in
• Weight: 24.6 lb (without PSUs/fans)
• MTBF: ~397,090 hours

🧩 Ideal Use Cases

• Data center spine: dense 40G aggregation with breakout to 10G leafs
• Large enterprise/HPC: predictable 40G backbones with flexible breakout options
• VXLAN EVPN fabrics: scalable L2/L3 overlays with line‑rate routing

⚙️ Licensing & Expansion

• Operating mode: NX‑OS
• Programmability: NX‑API, Python, POAP; model‑driven telemetry
• Overlay support: native VXLAN EVPN routing
• Breakout support: QSFP+ ports can break out to 4x10G lanes