Zotac released the MEK MINI, an appreciably compact high-powered gaming PC, some months ago. However, that has not stopped it from re-appearing as part of the OEM's showcase at Computex 2019. The unit in question has an Intel Core i7-9700 CPU, which is an improvement on the models on zotac.com.
https://www.notebookcheck.net/Zotac-updates-the-MEK-MINI-gaming-PC.422815.0.html