I have never seen the display show any more than 5-6 amps with my PB13, 3808, DVD, Wii, VHS and 5 disc cd changer all on at the same time, and the 3808 pushing the speakers about 95db, but I have a small room so I do not tax the system very much at all.

Jason
M80 v2
VP160 v3
QS8 v2
PB13 Ultra
Denon 3808
Samsung 85" Q70