Ubuntu Server works on the Raspberry Pi 2, 3 and 4.

Is Raspberry Pi 4 good for Ubuntu?

I’m using Ubuntu 20.10 (Groovy Gorilla) on a Raspberry Pi 4 with 8GB RAM and the system is very fast, even after several hours of usage. The desktop and apps render very well and everything is snappy. The memory usage didn’t go above 2GB usage even when watching Full HD videos. Start up RAM usage is at around 1.5GB.

Is Raspbian the same as Ubuntu?

Developers describe Raspbian as “A free operating system based on Debian”. It is optimized for the Raspberry Pi hardware. … The Ubuntu operating system brings the spirit of Ubuntu to the world of computers. Raspbian and Ubuntu belong to “Operating Systems” category of the tech stack.