what about the RF Punch 500s? that is 500 watts @ 4 ohms bridged. isnt that gonna make my sub sound a lot more powerful and stuff? what do you guys think? is there really a difference between the Punch and Power series by RF? if so what? like dont both Punch 500s and Power 500s both deliver 500 watts rms?? wats the difference. thanks. more amp oppinions are wanted.

-Raj-