Just ahead of AMD's official Computex 2022 keynote, information about upcoming Ryzen 7000 has leaked online. Ryzen 7000 will feature 5 nm Zen 4 chiplets and a 6 nm I/O die that will include an RDNA 2 iGPU along with PCIe Gen 5 and DDR5 controllers. Ryzen 7000 will also feature 2x the L2 cache as Zen 3 and is purported to offer a 15% uplift in single-core performance.
https://www.notebookcheck.net/AMD-Ryzen-7000-series-to-offer-2x-L2-cache-over-Zen-3-5-GHz-max-boost-and-up-to-15-gains-in-single-core.621534.0.html