I run my M80s with a Denon 3808 and they sound pretty great to me. I have also run them with my older midline Denon 1804 with no problems as well. I bet the Yamaha would work but the Denon works guaranteed unless you go for 100db for long periods

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