A sub-one-nanometer node crams 100 billion transistors onto a fingernail

Claim

IBM unveiled sub-1-nanometer chips, a 0.7-nm nanostack node cramming nearly 100 billion transistors onto a fingernail and promising up to 70% better efficiency within five years.

Reported metric: 0.7 nm / 100B transistors

Reporting date: 2026-06-26 (not necessarily the event date)

Sources

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

• Welcome to June 26, 2026 (theinnermostloop.substack.com)