Rumors of the potential existence of AMD Ryzen 9 5950XT and Ryzen 5 5600XT desktop processors have started gaining pace thanks to an alleged clock rate leak. The B2 stepping information alludes to a 6-core part and a 16-core chip, meaning Zen 3 Vermeer XT CPUs could be incoming, just in time to take on Intel's Alder Lake hybrid processors.
https://www.notebookcheck.net/AMD-Ryzen-9-5950XT-to-take-Vermeer-to-5-GHz-heights-as-incoming-beefed-up-Zen-3-desktop-CPU-refresh-seems-likely.539852.0.html