Development

TSMC pulls Arizona 3-nm production forward to 2027

development2025-12-21

Claim

TSMC is pulling forward 3-nm production at its second Arizona fab to 2027.

Reported metric: 3 nm by 2027

Reporting date: 2025-12-21 (not necessarily the event date)

Sources

Attribution and reporting linked by this record; links do not imply independent verification.

Welcome to December 21, 2025 (theinnermostloop.substack.com)

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Reported in

Welcome to December 21, 2025

Actor

TSMC

Evidence for

A silicon curtain falls

Referenced by

Cite or correct this record

Citation formatCitation text

TSMC pulls Arizona 3-nm production forward to 2027
Innermost Loop KB — secondary record
Reporting date: 2025-12-21
KB permalink: https://nicholsn.github.io/innermost-loop-kb/developments/2025-12-21-tsmc-arizona-3nm-2027
Claim: TSMC is pulling forward 3-nm production at its second Arizona fab to 2027.
Attributed sources:
- Welcome to December 21, 2025 — https://theinnermostloop.substack.com/p/welcome-to-december-21-2025
This citation does not imply independent verification of linked-source claims.

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