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Cisco Nexus 3550 Series portfolio

When lightning-fast is still too slow

Create reliable ultra-low latency networks when success is measured in nanoseconds.

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When every nanosecond counts

Design a more efficient network with Cisco Nexus 3550 Series platforms, switches, and adapters.

Reduce latency

FPGA-based platforms, switches, and next-generation adapters reduce layer 2 and 3 latency to nanosecond and picosecond.

Customize for your app

Build network offload into your application with a powerful firmware development framework.

Precision performance

Meet your most critical application performance demands with multiplexing and high-resolution time-stamping.

Software-defined hardware

Combine platform performance with software programmability and agility.

Cisco named a Leader

Cisco named a Leader in Gartner® 2025 Magic Quadrant™ for Data Center Switching

See why we believe our industry-leading performance, simplicity, and scalability helped us earn this recognition.

Fast—and programmable

Cisco Nexus 3550 Ultra low latency switches, devices and platforms

Cisco Nexus 3550 Series

FPGA-based platforms, switches and multiplexers are designed for critical low-latency network applications.

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Nexus SmartNICs

FPGA-based Network Interface Cards (NICs). Ideal for ultra-low latency, high-resolution time-stamping.

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Nexus Firmware Development Kit (FDK)

Create custom applications and intelligent features for Nexus 3550 Series and SmartNICs.

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Nexus FDK Ultra low latency platform

Make it your own with Nexus FDK

Bring your Nexus ultra-low latency platform to life. Design your own feature extensions, firmware upgrades, and custom applications, all guided by a powerful development framework.

The future of fast

The Cisco Nexus 3550 portfolio has everything you need to build specialty ultra-low latency applications.

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