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TechRadar
TechRadar
Wayne Williams

This laser technology could save the planet and help AI industry claw back more than $100 billion — half of GPUs are 'wasted' because of limited bandwidth, and this US startup wants to change that

MIT Xscape Intel Corporation Nvidia The Next Platform
Xscape Photonics ChromX.

Bandwidth limitations have become a significant bottleneck in AI and high-performance computing (HPC), as GPUs are underutilized due to bandwidth constraints, with nearly half of their computational power going to waste.

Nvidia is not expected to release optical interconnects for its NVLink protocol until the "Rubin Ultra" GPU compute engine launches in 2027.

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