Apple may very well release the M1X-powered MacBook Pro 14 and MacBook Pro 16 models in the coming weeks, according to Bloomberg's Mark Gurman. There's a strong possibility of an M1X-powered Mac Mini being announced as well. Gurman also notes that Apple is working on a high performance chip for the Mac Pro and M2 chips for upcoming MacBook Airs, iMacs, and entry-level MacBook Pros in 2022.
https://www.notebookcheck.net/Apple-M1X-powered-MacBook-Pro-14-and-MacBook-Pro-16-models-to-release-in-the-coming-weeks-high-performance-chip-for-Mac-Pro-and-M2-for-MacBook-Air-and-iMacs-slated-for-2022.569327.0.html