https://www.anandtech.com/show/14419/amd-confirms-zen-4-epyc-codename-and-elaborates-frontier-cpu
Epyc 4 is Genoa. Frontier will use special chip rumored to have 15 chiplets, with GPU chiplets added to the CPU and I/O dies. This can then be sold to the general market as well. AMD is advancing rapidly with their architecture!
https://www.pcgamesn.com/amd/navi-rx-5000-gpu-release-date-performance
https://www.pcgamesn.com/amd/ryzen-3000-cpu-overclocking
https://www.pcgamesn.com/amd/navi-availability-factory-overclocked-graphics-cards-coolers
Rumors are starting to appear on Navi and Ryzen 3. More info will be released by E3, and certainly by 7/7/19 launch date.
AMDinvestorblog 