Rumours have been circulating about Apple releasing a redesigned iMac with a high-end ARM-based processor that has at least 12 cores. While past rumours have suggested that the 2021 iMac will arrive as early as March, a new report claims that Apple has scheduled the device's release for October 2021, instead.
https://www.notebookcheck.net/Apple-s-2021-iMac-redesign-with-ARM-based-processors-will-not-arrive-until-October.519396.0.html