The Gigabyte X870E AORUS MASTER wins in 5 out of 14 comparable specs, with 7 ties. Its biggest advantage is LAN (100% better).
MAG B860 TOMAHAWK WIFI wins in 2 specs (PCIe x1 Slots: 100% better).
Recommendation
Choose X870E AORUS MASTER if you want the best overall performance — especially lan.
Choose MAG B860 TOMAHAWK WIFI if pcie x1 slots matters more to you.
