actually in my owners manual it says the 2 channel is rated at 90 watts, so it might be even less noticable. For the price of some of the better amps I've researched one would hope for a marked difference in sound quality.

M22v2
vp100v2
M2v2 surrounds
EP400/EP125
Onkyo TX-SR876
Oppo BDP-83
NAD C542
Sony XBR9