In semiconductor manufacturing, the 3 nm process is the next die shrink after the 5 nm MOSFET technology node. South Korean chipmaker Samsung started shipping its 3 nm gate all around process, named 3GAA, in mid-2022. From Wikipedia
Samsung’s yield struggles prompted Google to turn to TSMC’s N3E process for its next-generation Tensor G5 chip powering the Pixel 10 series through the Pixel 14 era.