Ubuntu uses Intel graphics by default. If you think you made some changes to this before and you don’t remember what graphics card is being used, then go to system settings > details , and you will see the graphics card being used right now.

Can I run Ubuntu without GPU?

yes, you can. for sure. I don’t think so. You’ll probably have a black screen with the GPU disabled.

Does Ubuntu need graphics driver?

1 Answer. Ubuntu comes with some preinstalled open-source graphic drivers (Xorg). They are enough for office and some games, but of course they get far less power out of your graphics hardware than a proprietary driver would do.