Make certain the receiver has a 5.1 input with no digital conversion (e.g. stays analog). This will be essential if you add a SACD or DVD-Audio player.
Not as important, if you plan to have a progressive video DVD player and TV, it would be nice if it has component video switching.
Not as important, if you plan to have a progressive video DVD player and TV, it would be nice if it has component video switching.