AMD released a video featuring John Taylor and Robert Hallock who sat down to celebrate the 5 year anniversary of the AMD Ryzen brand. In early 2022, AMD confirmed that they will launch 3D V-Cache Ryzen Zen 3+ CPUs.
And Rober Hallock confirmed that AMD will be switching to a new platform next year (Probably Zen 4) featuring a new socket with support for DDR5 memory. He also confirmed that the new platform will have cooler compatibility with existing AM4 solutions. He confirmed that the AM5 platform will indeed support PCIe Gen5, just as the Intel 12th Gen Core series codenamed “Alder Lake” which launch next month.
See also: AMD CPU Black Friday 2021