Taiwan Semiconductor Manufacturing Co. has reached a significant milestone in its expansion into the US. Recent trial production at the company’s new Arizona facility has yielded results comparable to those of its established plants in Taiwan, according to Bloomberg, which cited a person familiar with the company who requested anonymity. This development is a positive sign for the chipmaker’s ambitious US project, which has faced delays and doubts about whether it could match the production efficiency of its Taiwanese operations.
If they’re making 3nm in Taiwan, and this unopened factory is 4nm, I imagine they already got 2nm or whatever is next already planned for Taiwan. So it could vary between 1 and 2 generations behind in that case.