I noticed that the OS is on the SSD
It's fast isn't it. Of course since an SSD is nothing like a spinning drive but is more akin to memory, we expect access times to be so much better, and that improves everything.
But you're right about optimizers and we (Mods) agree. The purpose of the top post was not so much to praise them, but instead to show that there were vastly varying results compared to the claims made by their developers.