The answer depends on many factors including:. Let's assign a point system to determine if you may benefit from an external amplifier, or if you would be better served by saving your cash. Please keep in mind this is not a biblical source. They are in fact just guidelines based on common sense and experience, so please use them as such.
If you're new here, the way our How-To guides work is simple: First, you click a link, say, for Home Theater Receivers which brought you here. The first page contains a short introduction and will probably start by identifying components, inputs, outputs, and etc. After that, you'll find some navigation links at the bottom of every page allowing you to continue to the next page in the How-To or select any page via in the how-to via a drop-down box.
The Yamaha R-N offers a ton of features at an excellent price. In an era of soundbars and built-in speakers, AV receivers seem to be getting less common. After all, in CDs are well and truly on their way out, as streaming services and wireless features become standard.