Apple is already testing the initial batch of processors produced for its devices by TSMC Arizona, reports Nikkei Asia. To begin with, the tests intend to compare the Arizona output to see if the quality is similar to chips produced in TSMC’s cutting-edge fabs in Taiwan.

TAIPEI -- Apple is in the final stage of verifying its first "made in America" cutting-edge processor chips from Taiwan Semiconductor Manufacturing Co.'s plant in Arizona. The first batch of commercial mass-produced chips is expected as early as this quarter, after the quality assurance processes are completed, people briefed on the matter said.

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