The focusing purely of the modpack is to increase FPS 4x higher (which gives you maximum performance), vanilla visual improvements.
Mods menu you can configure the mods and access the mods of the modpack.
In graphics settings you can change the amount of chunk display, how many chunks you can see for mods (simulation), etc.
Minecraft title screen completely vanilla and a mods button to be able to configure the mods.
It is a modpack whose goal is to improve performance to the maximum possible and vanilla visual enhancements (they don't consume much performance).