GeneratePress is a fast-loading WordPress theme that prioritizes usability and performance.

Values performance, which is why a new GeneratePress installation adds less than 10kb (gzipped) to the size of your page. The Theme makes full use of Gutenberg, with the revolutionary Theme dynamic block builder editor that provides you greater control over your content creation.
GeneratePress is definitely the theme for you also if you use page builders. It has perfect integration with all major page builders.