My lowly Denon 1804 drives my M80s extremely well no overloading. Get the 3808 and M80s. Axiom actually recommends Denon, H/K, Yamaha among the ones to drive the M80s. Axiom sells Sherwood Newcastle that also will drive the M80s.

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