RetroPie on the Pi 4: Official Raspberry Pi 4 Support Added to RetroPie
Nearly a year after the Raspberry Pi 4 was released, the RetroPie developers have officially added support for it in the form of an open, stable beta. The much-improved CPU, GPU, and RAM capabilities of the Raspberry Pi 4 will undoubtedly open up a wider range of games and systems for emulation while improving the experience for existing emulators.