You are right. In my defense, I meant to say "about 4 cycles per byte of input" but in my editing I messed this up. I'd just deleted a sentence talking about

You are right. In my defense, I meant to say "about 4 cycles per byte of input" but in my editing I messed this up. I'd just deleted a sentence talking about the number of bytes per cycle we could bring in from RAM, but was worried my estimate was outdated. I started trying to research the current answer, then gave up and deleted it, leaving the other sentence wrong.