Phase 1 of TSMC’s Arizona fab appears to be producing about 10,000 wafers a month, according to a recent report. The Taiwan foundry is understandably secretive about the chips it produces for customers,

Taiwan Semiconductor Manufacturing Co has begun producing advanced four-nanometer chips for U.S. customers in Arizona, Commerce Secretary Gina Raimondo told Reuters, a milestone in the Biden administration's semiconductor efforts.

Business is booming for Taiwan Semiconductor Manufacturing Co. with the global computer chip maker reporting a surge in Q4 revenue and big plans in 2025 as full production gets underway at its new factory in Phoenix.