https://wccftech.com/amd-am5-platform-x670e-x670-b650-motherboards-ddr5-pcie-5-launching-fall-2022/

AMD has also announced its brand new AM5 platform which will feature support for the Ryzen 7000 Desktop CPUs and include the X670E, X670 & B650 chipset-based motherboards.

The AMD Ryzen 7000 CPUs will be migrating to a new home known as AM5, the successor to the long-lasting AM4 platform. It marks a fresh start for the Ryzen Desktop family and as such, existing Ryzen CPUs starting with Ryzen 1000 & all the way up to Ryzen 5000 won't be supported by the new platform we will tell you why it is so.