The upcoming EliteMini Box X400 mini PCs will support Ryzen 2000 / 3000 / 4000 APUs up to a Ryzen 7 Pro 4750G processor. Even though the chassis is the same as the Intel version that comes with a GTX 1050 Ti GPU, the AMD models do not support discrete GPUs. Pre-sales will start this November.
https://www.notebookcheck.net/MINISFORUM-announces-new-EliteMini-Box-X400-mini-PCs-with-AMD-Renoir-desktop-APUs.501551.0.html