MSI B450M MORTAR TITANIUM Quick Start Manual page 43

fCPU VDD_SoC Current Optimization [Auto] (optional)
Sets the currents of CPU VDD and SoC. If set to Auto, BIOS will configure this
setting automatically.
[Auto] This setting will be configured automatically by BIOS.
[Custom Setting] Allows you to set the currents manually.
31
BIOS Setup