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Cisco Nexus N9K-X9464TX: High-Density 10/25G Ethernet Module
Jun 19 , 2025 6

Cisco Nexus N9K-X9464TX: High-Density 10/25G Ethernet Module

Product Overview
The Cisco Nexus N9K-X9464TX is a 64-port 10/25G Ethernet module designed for the Nexus 9000 Series switches, providing high-density server connectivity for modern data centers. This line card delivers flexible, high-performance networking with advanced features for cloud and enterprise environments.

Key Specifications:

Port Configuration: 64 x 10/25GBASE-T RJ45 ports
Throughput: 1.28Tbps switching capacity
Latency: <2μs port-to-port
Power Efficiency: 3.5W per port typical
Cooling: Side-to-side airflow (TX variant)
Compatibility: Nexus 9504/9508/9516 chassis

Performance Features:
✔ Auto-negotiation between 10G and 25G speeds
✔ Support for jumbo frames (up to 9216 bytes)
✔ Flexible buffer allocation per port
✔ Advanced QoS and traffic management
✔ Hot-swappable design

Next-Generation Evolution: Nexus N9K-X9664TZ (Projected 2025)

Major Enhancements:

Port Configuration: 64 x 25/50GBASE-T ports
Throughput: 3.2Tbps (2.5x improvement)
Latency: <1μs (50% reduction)
New Capabilities:

AI-driven traffic optimization
Dynamic buffer management
Enhanced telemetry
40% better power efficiency

Compatibility: Backward compatible with existing chassis

Why Upgrade?

Support for higher-speed server connections
Improved performance for NVMe-over-Fabrics
Better energy efficiency
Advanced network visibility
Future-proof investment

Conclusion:
The N9K-X9464TX provides reliable high-density 10/25G connectivity, while the N9K-X9664TZ represents the next evolution with higher speeds, lower latency, and intelligent features. This progression maintains backward compatibility while delivering the performance needed for next-generation applications and storage solutions.

Next: Cisco Nexus N9K-X9736C-FX: Next-Generation 400G/800G Line Card

Tags: linecard cisco N9K-X9464TX

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Cisco Nexus N9K-X9464TX: High-Density 10/25G Ethernet Module Jun 19 , 2025 6

Cisco Nexus N9K-X9464TX: High-Density 10/25G Ethernet Module
Jun 19 , 2025 6