The Gigabyte Z790 AORUS ELITE AX wins in 7 out of 14 comparable specs, with 5 ties. Its biggest advantage is Max Memory (100% better).
ROG STRIX Z590-E GAMING WIFI wins in 2 specs (PCIe x1 Slots: 100% better).
Recommendation
Choose Z790 AORUS ELITE AX if you want the best overall performance — especially max memory.
Choose ROG STRIX Z590-E GAMING WIFI if pcie x1 slots matters more to you.
