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400G Data Center Networking

Meet the high-speed, high-performance 400G Nexus portfolio with more bandwidth and more features.

What is 400G?

As data-hungry application capacity demands outpace current high-speed transport abilities, 400 Gigabit Ethernet is a promising and evolving technology that supports an immediate need in fiber optics. All with comparatively low operational expenses (OpEx) and a smaller footprint.

When built for the most demanding environments, 400G delivers high flexibility, customer choice and a foundation for the cloud networking frontier.

Features and benefits

What can Cisco 400G do for you? This is 400G Done Right.

400G web-scale data centers

Cost-effectively build high-density 100/400G fabrics for web-scale customers.

Maximum flexibility

Gain investment protection with flexible options across web-scale and enterprise workloads.

400G Cisco ACI architecture

Get high-bandwidth fabrics with the automation, visibility, assurance, and security functions of ACI fabrics.

Explore the Nexus 400G portfolio

Nexus 9364D-GX2A

  • 2 RU Switch
  • 64 ports of 400G
  • Ideal for 400G spine

Nexus 9332D-GX2B

  • 1 RU switch
  • 32 ports of 400G
  • Ideal for 400G leaf or spine

Nexus 9500 X9716D-GX

  • 16-port 400G line card for Nexus 9500 Series switches
  • MACsec/CloudSec at 400G speeds
  • Ideal for high-density 400G spine

Nexus 9316D-GX

  • 1 RU switch
  • 16 ports of 400G
  • Ideal for 400G Cisco spine

Nexus 93600CD-GX

  • 1 RU switch
  • 28 ports of 100G and 8 ports of 400G
  • Ideal for 100G Cisco leaf, with connectivity to 400G spine

Nexus 3408-S

  • 4 RU switches
  • 8-slot chassis optimized with compact aggregation via LEMs to run as leaf or spine

Nexus 3432D-S

  • 1 RU switch
  • 32 ports with native 10/40/100/400G and breakout 2 x 200G and 4 x 50/100G

White paper: 400G and ecosystem-wide innovation

New analyst insights on skyrocketing demand for 400 Gigabit Ethernet. And it's not just about bandwidth. Learn what trends, challenges and customer profiles are driving 400G forward.

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