There is no reason it can't sound as good. This is just another "audio myth".
Sure a multichannel integrated with 5 channels that costs the same as a monoblock single channel power amp is quite unlikley to out perform the power amplification prowess of the monoblock on any one indvidual channel...but you would expect that.
Sure a multichannel integrated with 5 channels that costs the same as a monoblock single channel power amp is quite unlikley to out perform the power amplification prowess of the monoblock on any one indvidual channel...but you would expect that.