Flaws In the Penal Penal System

The question: Do the rapists and pedophiles who go to jail receive "prison justice" (read: their brown-stars punched harder and more often) because of their one-poke-over-the-line crime? That's what cops were talking about on the "Big House" discussion board over at Officer.com. Unfortunately the answer, for the most part, is all pieces of shit are treated equally.
Is there still "Prison Justice" for Pedophiles and Rapists? [Officer.com]