I have used the Auto EQ setup with my Denon 3805 a number of times and it works quite well. It does miscalculate the distance to the subwoofer, but the settings are OK for my ears. You have to test the various Room EQ settings to see which one you like best. I find the Flat setting best for my HT.

4 M80s/VP150/EP600/Denon AVR-5308 & DVD-2910/
2 QSC SRA3622(1100wattsX2)/Carvin 1800HD(600wattsX2)