Apple and the Kremlin share a few things, one of which is that, due to the nature of how official announcements are done, a desire if not need for outside analysts has developed, who specialize in forecasting those official announcements both on outside trends and close observation of the company and any clues they might forget to filter.
Until we actually have details of Apple's implementations, there's no realistic way we can discuss
> how the new ARM-powered MacBooks will perform compared to the Intel-powered MacBooks