We decided to remove the ASMedia 1. We found that the controller became as stable as the Intel controller but with the tradeoff of losing USB 3. ASUS ZDeluxe Motherboard Review Features and Motherboard Layout This was not a compromise we were willing to make. This gave us an idea. Click to enlarge We found that the instability we encountered on the on-board ASM 3. The BIOS was updated to the latest version right at the start of the build.[…]