Previous Ryzen mobility solutions were not that great compared to the desktop counterparts, and it looks like the upcoming Ryzen 3000 Picasso mobility chips are still a bit slow compared to Intel's processors. The leaked Geekbench results show that AMD's Ryzen 3000 mobility CPUs are almost on par with Intel's similar chips from 2-3 years ago.
https://www.notebookcheck.net/AMD-s-Ryzen-3000-Picasso-laptop-CPUs-get-leaked-benchmarks.377976.0.html