I'm looking for suggestions on which of the two would be better sounding .Let me tell you what I have Sony 60XBR1,on BDI 77inch stand,Onkyo TXDS787 reciever,Velodyne CHT-15 subwoofer,Polk RT55i fronts,polk center ,AM5 II 's Bose surrond and two Bose 151 back surrounds.I watch alot of dvd's and sporting events in HD.Which of ...

Just bought new Aperion Intimus 533-PT towers to use as stereo speakers (may xpand to the full home theater by building around them).  Do you think that my old Onkyo TX-SR304S receiver would provide enough power for them or should I look for sth bigger (like TX-SR604 with 105W at 8 ohm)?