The ASRock X870E Taichi is the objective winner of this comparison, securing more individual specification victories across the evaluated fields. Its most significant advantage over the competition is the inclusion of PCIe x1 slots, which offer a 100% improvement in capacity for expansion cards. While both motherboards share many identical features, this specific hardware configuration gives the ASRock X870E Taichi a clear edge in connectivity versatility for users requiring additional peripheral support.

Users who prioritize expansion card compatibility should select the ASRock X870E Taichi to take advantage of its superior PCIe x1 slot count. Conversely, those who require maximum storage density should opt for the ASUS ROG CROSSHAIR X870E HERO, as it provides a 25% advantage in total M.2 slot availability. Choosing between these two components depends entirely on whether your build configuration relies more heavily on specialized expansion hardware or high-capacity internal solid-state storage.