AMD previously announced that its EPYC Milan-X chips with 3D V-Cache will be released in Q1 2022 but didn't give a set release month or date. At the SIG Annual Tech Conference 2022, Dan McNamara, AMD's senior vice president of the Business Unit, has now revealed when we can finally expect the new chips to hit the market.
https://www.notebookcheck.net/AMD-s-ultra-powerful-EPYC-Milan-X-CPUs-with-3D-V-Cache-are-less-than-a-month-away.606559.0.html