Why Can't I Run Calamity Properly?

For some reason I am unable to run calamity on my pc, for reference I have an AMD Ryzen 5 3600 6-Core, RTX 4060, 36GB RAM, which seems like it should be enough to run calamity but when i run it on tmod loader, the game is just slow, like my fps is 30 with low quality and every other setting off essentially, have i dont something wrong, please help me.