Nvidia outlines plans for using light for communication between AI GPUs by 2026 — silicon photonics and co-packaged optics may become mandatory for next-gen AI data centers

Date: 2025-08-24 15:57:56

Nvidia details its upcoming Quantum-X InfiniBand and Spectrum-X Ethernet switches that will adopt co-packaged optics by 2026 to deliver up to 409.6 Tb/s bandwidth at lower power than traditional pluggable module.