Apparent revisions of some of AMD's Zen 3 Vermeer chips have appeared on the controversial UserBenchmark site, with the potential for a serious upset in the works. The B2 stepping SKU of the Ryzen 9 5900X raced through the core tests to produce an average bench that would break into the Intel-dominated top 10 rankings if more samples had been benched.
https://www.notebookcheck.net/Scything-B2-AMD-Ryzen-9-5900X-penetrates-previously-ironclad-Intel-dominated-UserBenchmark-top-10-chart.580410.0.html