https://wccftech.com/amd-zen-3-ryzen-4000-vermeer-cpus-detailed-up-to-16-cores-32-threads/

Official information regarding AMD's next-generation Ryzen 4000 CPU family based on the Zen 3 core architecture has been unveiled. The information is part of confidential AMD documents that were shared with us by CyberCatPunk.

The documents provide us some new information while reiterating a few bits and pieces that we've already known for a while now. For starters, the AMD Vermeer Desktop CPU family is known as the AMD Family 19h Model 21h B0. According to the document, the AMD Zen 3 based Ryzen 4000 AM4 CPU family, codenamed Vermeer, is designed for use in high-performance desktop platforms & will feature up to two CCD's (Core/Cache Complex Dies) and a single IOD (I/O Die).