Several ASrock boards now have bios updates that contain AGESA 1.2.0.A - .e.g.: https://download.asrock.com/BIOS/AM4/X300M-STX(1.80E)ROM.zip https://download.asrock.com/BIOS/AM4/X300-ITX(1.40E)ROM.zip Is it an official version from AMD or something that ASRock cobbled together? Does it contain...