TSMC's N3 has been in risk production since 2021, and in serial production since 2022.
en.wikipedia.org
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TSMC Kicks Off 3nm Production: A Long Node to Power Leading Chips
News
By Anton Shilov published December 29, 2022
TSMC's 3nm production is behind Samsung, but ahead of Intel.
TSMC's 3nm production is behind Samsung, but ahead of Intel.
www.tomshardware.com
View attachment 350706
In 2022, TSMC led the foundry to start 3nm FinFET (N3) technology high volume production. TSMC’s 3nm process is the industry’s most advanced semiconductor technology offering best power, performance, and area (PPA), and is a full-node advance from its 5nm generation. Following N3 technology...
www.tsmc.com