The ASRock Z890 Taichi wins in 10 out of 13 comparable specs, with 1 tie. Its biggest advantage is Max Memory (300% better).
B660M DS3H DDR4 wins in 2 specs (PCIe x1 Slots: 100% better).
Recommendation
Choose Z890 Taichi if you want the best overall performance — especially max memory.
Choose B660M DS3H DDR4 if pcie x1 slots matters more to you.
AI Versus Verdict
The ASRock Z890 Taichi is the objective winner of this comparison, securing victory in ten out of thirteen evaluated specifications. Its most significant technical advantage over the Gigabyte B660M DS3H DDR4 is its maximum memory capacity, which is 300% higher. This substantial lead in memory support positions the ASRock Z890 Taichi as the superior choice for users requiring extensive system resources and high-end hardware configurations compared to the alternative.
Users prioritizing high-capacity memory for demanding workloads should select the ASRock Z890 Taichi for its clear advantage in that category. Conversely, the Gigabyte B660M DS3H DDR4 is the appropriate choice for those who specifically require more PCIe x1 slots, as it offers a 100% advantage in that area. Choosing between these two motherboards depends entirely on whether your build necessitates the superior memory ceiling of the former or the expanded expansion slot count of the latter.
Generated by Gemini from the objective spec comparison above. AI advice is a summary, not a benchmark — always verify critical purchases.