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Meta Announces Petabit-Scale Transatlantic Cable

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Meta has unveiled Petal, a new subsea cable system connecting the US and France with a capacity of 1 petabit per second. This infrastructure project highlights the growing importance of global network connectivity for supporting large-scale AI data centers.

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Petal Cable Specifications
Official Documentation

Petal Cable Specifications

Choi reports that Meta's Petal cable will span 7,000km and deliver 1,000Tbps, doubling the capacity of current transatlantic systems. It will be the first large-scale deployment of multicore fiber technology, with operations scheduled to begin in 2029.

@choi.openai · Source post ↗

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Official Documentation

Choi provides a link to the official Meta engineering blog post detailing the technical specifications and strategic goals behind the Petal subsea infrastructure project.

Source post ↗engineering.fb.com ↗

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Collected: 2026-09-22
Discovered via: www.threads.com

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