Nvidia is planning post-copper 1.6Tbps network tech to connect millions of GPUs as it unveils photonics networking gear at GTC 2025

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These advancements benefit hyperscale AI, and could also improvesmall business routerswith similar efficiency gains.

Nvidia seeks to cut AI data center power by over 50%.

Nvidias new switches improve energy efficiency by a factor of 3.5, while also reducing signal degradation.

Nvidias approach reduces total online grid power from 72 megawatts to 21.6 megawatts, dramatically improving sustainability.

These gains could also enhancebusiness smartphones, enabling faster, more reliable connectivity.

While Nvidia is transitioning towards optical networking,copper remains relevant in specific configurations.

Nvidias new switches are set for release in late 202 and 2026.