NVIDIA Mellanox Q3400-RA 800Gb/s XDR InfiniBand Switch
NVIDIA Mellanox Q3400-RA is a 4U Quantum-3 XDR InfiniBand switch built for large-scale AI and HPC fabrics. It provides 144 non-blocking 800Gb/s ports across 72 OSFP cages, with managed operation and air cooling. Its high port density, 115.2Tb/s throughput, and 8 replaceable power supplies make it suited to dense GPU clusters, supercomputing, and enterprise AI infrastructure.