Well Ryzen (which is when AMD became a better choice) launched about 7 years ago, so AMD should've replaced most Intel CPUs since then given that it's like 84 m

Well Ryzen (which is when AMD became a better choice) launched about 7 years ago, so AMD should've replaced most Intel CPUs since then given that it's like 84 months if that figure of yours holds, but the market share curve has basically been flat.