Even Nvidia video works out of the box without any additional drivers.
The thing with Nvidia is that although the default drivers work, they are more generic and don’t take advantage of all of the features and performance of recent cards. Most people would want to load the proprietary drivers from Nvidia to take full advantage of the card.
Linux would normally include the better drivers, but Nvidia keeps them under a software license that prevents Linux distributions from bundling them.
Even with this, Ubuntu includes a tool that will download and install these drivers that they can’t