Best Rated 5.1 Stereo Receiver If You Have A 7.1 Receiver Rated At 90 Watts/channel But You Are Only Running 5.1 Speakers...?

If you have a 7.1 receiver rated at 90 watts/channel but you are only running 5.1 speakers...? - best rated 5.1 stereo receiver

, Signifying that the 5 speakers for more than 90 watts / channel, since two channels are not used?

The names come from more watts per channel in stereo mode.