https://www.pcgamer.com/a-hidden-amd-doc-seemingly-confirms-second-generation-threadripper-cpus/

AMD has yet to announce a new round of Threadripper processors based on its second generation 'Zen+' architecture, but lest there was any doubt they're coming, AMD added the upcoming SKUs an official product list containing all of its current processors.

The product list (PDF) now shows a "401 unauthorized" error when trying to view it, but Videocardz managed to grab some screenshots before it was taken offline. I can also vouch for the information, as I saw the document myself over the weekend. It contained three Threadripper SKUs: