TSMC gains nearly 2%, Apple A22 Pro may adopt its 1.4nm process According to Golden Finance, on June 17th, TSM. US, the world's largest advanced AI chip manufacturer, rose 1.7% to $433.1 before trading. It is reported that Apple's next flagship chip A22 Pro may adopt TSMC's 1.4nm process and is expected to be launched in 2028. This will be Apple's first system on chip (SoC) using this process, and is expected to be first installed on the 2028 high-end iPhone. According to TSMC's previously disclosed data, compared to the 2nm process (N2), the 1.4nm process can improve performance by about 15% -16% under the same power consumption conditions, and reduce power consumption by about 27% -30% under unchanged performance conditions.