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Cisco Catalyst 6800-8P40G-XL: High-Performance 8-Port 40G Module
Jun 19 , 2025 6

Cisco Catalyst 6800-8P40G-XL: High-Performance 8-Port 40G Module


C6800-8P40G-XL


Product Overview

The Cisco Catalyst 6800-8P40G-XL is an 8-port 40G Ethernet module designed for the Catalyst 6800 Series modular switches, delivering high-speed aggregation and backbone connectivity for enterprise and campus networks. It provides low-latency, high-throughput performance with advanced QoS and security features, making it ideal for data center interconnects, core switching, and high-bandwidth applications.

Key Features & Specifications

✔ 8 x 40G QSFP+ ports (breakout capable to 4x10G)
✔ 320Gbps switching capacity (non-blocking)
✔ Sub-3µs latency for latency-sensitive traffic
✔ Cisco UADP 2.0 ASIC for intelligent traffic handling
✔ MACsec encryption (256-bit AES) for secure communications
✔ Hot-swappable design for high availability
✔ Energy-efficient operation with dynamic power scaling

Deployment Scenarios

  • Data center spine/leaf aggregation

  • Campus network core/distribution

  • High-performance computing (HPC) clusters

  • Video surveillance and media streaming backbones

Next-Generation Evolution: Catalyst 6800-16P100G-XL (Projected 2025)

Major Enhancements

16 x 100G QSFP28 ports (breakout capable to 4x25G or 2x50G)
1.6Tbps switching capacity (5x improvement)
Sub-1µs latency for ultra-low-latency applications
Cisco Silicon One ASIC for AI-driven traffic optimization
Post-quantum cryptography-ready MACsec
40% lower power consumption per port

Why Upgrade?

Higher density and bandwidth for 100G/400G networks

Future-proof security against quantum threats
AI-powered traffic engineering
Ideal for AI/ML workloads and cloud-scale applications

Conclusion

The Catalyst 6800-8P40G-XL is a reliable, high-performance 40G solution, while the Catalyst 6800-16P100G-XL represents the next leap in speed, intelligence, and efficiency. With higher port density, lower latency, and AI-driven automation, the next-gen module is built for next-generation enterprise and data center networks.

Tags: linecard cisco C6800-8P40G-XL

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