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TSMC Begins 2nm (N2) Mass Production — Gate-All-Around Transistors Enter the Fab
Sarah Chen
June 2, 2026
4 min read
Hype: 88
Executive Summary
"TSMC has officially started mass production on its N2 (2nm) process using gate-all-around (GAA) nanosheet transistors, with Apple and NVIDIA confirmed as lead customers."
Market Strategic Impact
TSMC's 80%+ yields at N2 reinforce manufacturing leadership over Samsung SF2 and Intel 18A.
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## Under the Hood: The Nanosheet Architecture
By wrapping the gate entirely around the silicon channel, TSMC's N2 process achieves unprecedented channel control: