Toshiba Satellite Pro A300D Series User Manual page 167

CPU
Dynamic CPU Frequency Mode
This option allows you to choose from the following settings:
Dynamically
Switchable
Always Low
Boot Priority
Boot Priority Options
This option sets the priority for booting the computer.
If there is only 1 HDD, the Boot Priority Options setting will be like the
following.
User's Manual
CPU power consumption and clock speed
automatic switching function is enabled. When
the computer is in use, CPU operation is
automatically switched when necessary.
(Default)
CPU power consumption and clock speed
automatic switching function is disabled. The
CPU always runs at low power consumption and
low speed.
HW Setup and Passwords
7-4