The Raspberry Pi 4 launch site runs on a Pi 4 cluster | Ars Technica https://arstechnica.com/information-technology/2019/06/the-raspberry-pi-4-launch-site-runs-on-a ...

Raspberry Pi models vary in power and capability, with the Pi 5 being the most powerful. Each model is suited to different projects, such as a Pi 4 for Home Assistant servers and a Pi 3 for ...