Pure MC's main objective is beauty, realism, shaders so there are betters perfomances to play minecraft without lag.
Pure, a mod that optimizes the game to make it more "pure" this mod also optimizes fluidity while reducing lag.
Note that it isn't only made for peoples with bad harware using it over other mods is way better, optimization is key if you want to push your Minecraft even more while staying at high FPS count its perfect!
If you like this modpack check out the peoples who made it
