The driver situation for Ryzen APUs with Radeon Vega Graphics hasn’t exactly been optimal (to say the least) since the chips initially launched back in 2017. Whereas the company’s mainline Radeon graphics cards (i.e. Radeon RX 580, Radeon RX Vega 56/64) get continual driver updates to provide Game Day-0 support, Ryzen processors with Radeon

Source: Hot Hardware – AMD Radeon Adrenalin 2019 Drivers Finally Add Radeon Vega Support For Ryzen APUs