The ASRock X870E Taichi wins in 3 out of 14 comparable specs, with 9 ties. Its biggest advantage is SATA Ports (50% better).
Z890 AORUS MASTER wins in 2 specs (M.2 Slots: 25% better).
Recommendation
Choose X870E Taichi if you want the best overall performance — especially sata ports.
Choose Z890 AORUS MASTER if m.2 slots matters more to you.
