NVIDIA Quantum-X800 Switch Family
Switch Models Comparison
Q3200-RA
• 2U form factor
• Two switches × 36 ports
• 28.8Tb/s throughput each
• Air-cooled
Q3400-RA/RD
• 4U form factor
• 144 800Gb/s ports
• 115.2Tb/s throughput
• Air-cooled
Q3450-LD
• 4U form factor
• 144 800Gb/s ports
• Co-packaged optics
• Liquid-cooled (85%)
Key Benefits
| Highest Scale for AI | 2X faster speeds and 5X higher scalability, supporting over 10,000 800Gb/s host connections in a two-tier fat-tree topology |
| Next-Gen In-Network Computing | 4th generation SHARP technology with FP8 precision support, boosting performance by up to 9X |
| Higher Effective Bandwidth | Enhanced adaptive routing and telemetry-based congestion control for near-perfect effective bandwidth |
| Enhanced Power Efficiency | Quantum-X Photonics co-packaged optics (CPO) reduces power consumption, latency, and TCO |
| Software Operations | NVIDIA Networking OS Software (NVOS) with comprehensive chassis management and system configuration |
Technical Features
800Gb/s port speeds with ultra-low latency
RDMA for efficient memory access
Self-healing network technology
Silicon Photonics CPO technology
200Gb/s per lane SerDes technology
Performance isolation for multi-tenant environments
Communications frameworks offloads
Power capping capabilities
Optional router capabilities for multi-site expansion
Integrated with NVIDIA UFM fabric management