Following the release of macOS Big Sur 11.3 beta 5 to developers and public beta users earlier today, 9to5Mac has now found references to new iMac models in the operating system’s internal codes. This comes after rumors that Apple is working on new iMacs with Apple Silicon chips.
The latest beta version of macOS Big Sur comes with codes for two new iMacs, which are identified as “iMac21,1” and “iMac21,2” — it’s worth mentioning that these numbers are not related to display size.
Earlier this year, Bloomberg reported that the codenames of the new iMacs with Apple Silicon chips are J456 and J457, and 9to5Mac was able to confirm that the new models listed in the latest macOS Big Sur beta have the same codename. According to the report, both the 21.5-inch and 27-inch models will be updated sometime this year.
Read more at 9to5Mac.com