The ASUS ROG MAXIMUS Z890 HERO wins in 8 out of 13 comparable specs, with 3 ties. Its biggest advantage is VRM Phases (109% better).
H670 Steel Legend wins in 2 specs (PCIe x1 Slots: 100% better).
Recommendation
Choose ROG MAXIMUS Z890 HERO if you want the best overall performance — especially vrm phases.
Choose H670 Steel Legend if pcie x1 slots matters more to you.
AI Versus Verdict
The ASUS ROG MAXIMUS Z890 HERO is the objective winner of this comparison, securing victory in eight of the thirteen evaluated categories. Its most significant technical advantage is its VRM phase configuration, which offers a 109% improvement over the ASRock H670 Steel Legend. This superior power delivery architecture represents the primary differentiator between the two motherboards, establishing the ASUS ROG MAXIMUS Z890 HERO as the more robust option for demanding system configurations.
Users prioritizing high-end power stability and advanced component support should select the ASUS ROG MAXIMUS Z890 HERO for their build. Conversely, the ASRock H670 Steel Legend is the better choice for users who specifically require a higher quantity of PCIe x1 slots, as it provides a 100% advantage in that area. Choosing between these two components depends entirely on whether your priority is the enhanced power delivery of the former or the specific expansion layout of the latter.
Generated by Gemini from the objective spec comparison above. AI advice is a summary, not a benchmark — always verify critical purchases.
