The Gigabyte Z890 AORUS MASTER wins in 8 out of 14 comparable specs, with 3 ties. Its biggest advantage is Max Memory (100% better).
MEG X570 UNIFY wins in 3 specs (PCIe x1 Slots: 100% better).
Recommendation
Choose Z890 AORUS MASTER if you want the best overall performance — especially max memory.
Choose MEG X570 UNIFY if pcie x1 slots matters more to you.
