Yes, it is possible to run games.
Check if the system can handle Overwatch, Battlefield V, Code Master 2019 and Fortnite with moderate performance. See what additional titles fit well.
Supporting a wide range of games works well with Vega 8, especially when you manage GPU overclocking for better performance.
Increase memory capacity to 16 gigabytes.
The APU will replace VRAM with DRAM, meaning you should consider upgrading to 16 GB as mentioned earlier.