Google's new custom-made chipset, Tensor, will power the Pixel 6 series. Not much was revealed about the manufacturing behind Tensor, but a new report indicates that it's built on Samsung's 5 nm node. The Snapdragon 888 also is, and has gained a reputation for overheating.
https://www.notebookcheck.net/Tensor-Google-s-new-custom-SoC-for-the-Pixel-6-series-is-alleged-to-be-built-on-Samsung-s-5-nm-node.553131.0.html