Early test samples for the 2020 Renoir APUs based on the 7 nm Zen 2 architecture may have been spotted on 3DMark11 running on a Celadon-RN platform with default CPU clocks ranging between 1.7 and 2 GHz. One of the test setups includes a 1.5 GHZ iGPU, so we could be looking at Vega 10 or even low-tier Navi variants.
https://www.notebookcheck.net/AMD-s-7-nm-Renoir-APUs-allegedly-pop-up-on-3DMark11.440631.0.html