I also have M80v3 with the VP180 center. I can't speak for the 7125 but my Rotel RMB1075 at 7x120 does the job just fine. I would expect the 7125 to be just as good if not better.
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MAIN-OPPO BDP-105 directly to Outlaw 7700, PS Audio P3, Axiom M80V3 (front), Axiom M60ti (rear), Axiom OS8V2, Axiom VP180, PS3, Sony SXRD 55 inch monitor

Bedroom-Outlaw RR2150, Rotel RCD 1072, Dana Audio model 1

Blue Jeans connection on both