TSMC 2nm capacity tight

Taiwan Semiconductor Manufacturing’s 2-nanometer lines are already shaping up as a bottleneck, with demand running ahead of available output as the company ramps the node into production. (tsmc.com) (bloomberg.com) A 2-nanometer process is the manufacturing generation used for leading-edge chips, and Taiwan Semiconductor Manufacturing says its N2 technology entered volume production in the fourth quarter of 2025. The company says N2 uses nanosheet transistors, a new transistor design aimed at improving speed and cutting power use. (tsmc.com) Taiwan Semiconductor Manufacturing has not publicly posted a wafer-capacity figure for N2, but it has said Fab 20 and Fab 22 are its 2-nanometer production sites in Taiwan. In the United States, its Arizona project says a third fab broke ground in April 2025 for N2 and A16, with volume production targeted by the end of the decade. (tsmc.com 1) (tsmc.com 2) The squeeze lands as the company keeps lifting its spending and buildout around artificial intelligence chips. On March 4, 2025, Taiwan Semiconductor Manufacturing said it would expand planned United States investment to $165 billion, adding three new fabs, two advanced-packaging facilities and a research-and-development center in Arizona. (tsmc.com) The near-term backdrop is still accelerating. Taiwan Semiconductor Manufacturing reported first-quarter 2026 revenue of about NT$1.13 trillion, up 35.3% from a year earlier, and set second-quarter guidance at $34.6 billion to $35.8 billion. (tsmc.com) (bloomberg.com) That demand is not limited to one product cycle. In its 2024 annual report, Taiwan Semiconductor Manufacturing said it expects the semiconductor market excluding memory to grow at a high single-digit compound annual rate through 2029, driven by artificial intelligence, fifth-generation wireless, digital transformation and rising chip content in electronics. (tsmc.com) The company has been signaling for a year that artificial-intelligence accelerators are the fastest-growing piece of that mix. In its first-quarter 2025 earnings transcript, it said revenue from AI accelerators was on track to approach a mid-40s percentage compound annual growth rate over five years starting in 2024. (tsmc.com) That leaves customers competing not just for wafer starts, but also for the packaging needed to turn advanced silicon into finished AI processors. Digitimes reported this month that demand for chip-on-wafer-on-substrate packaging, another Taiwan Semiconductor Manufacturing choke point, is also straining supply as hyperscalers look for alternatives. (digitimes.com) For now, the company’s own timeline is clear: N2 is in production, N2P is scheduled for volume production in the second half of 2026, and more United States capacity is years away. That means the next wave of premium phones, custom data-center chips and AI accelerators will still depend on how fast Taiwan Semiconductor Manufacturing can add leading-edge output in Taiwan first. (tsmc.com 1) (tsmc.com 2)