The Apple Silicon-based Mac Pro desktop computer will rely on M1 SoC extension chips rather than the upcoming M2 generation according to a noted tech tipster. In addition, Apple will complete its move away from Intel processors with the launch of the M1-powered Mac Pro, which could appear before the end of 2022.
https://www.notebookcheck.net/Apple-Silicon-Mac-Pro-to-rely-on-M1-extension-chips-rather-than-M2-generation-SoCs.593386.0.html