Asus P8B75-M - Manual (Page 59)

Chapter 2: BIOS information 2-13
2.4.3 EPU Power Saving Mode [Disabled]
Allows you to enable or disable the EPU power saving function.
Configuration options: [Disabled] [Enabled]
EPU Setting [Auto]
This item appears only when you set the EPU Power Saving Mode item to [Enabled] and
allows you to select the EPU power saving mode. Configuration options: [Auto] [Light Power
Saving Mode] [Medium Power Saving Mode] [Max Power Saving Mode]
2.4.4 GPU Boost [OK]
[OK] Select [OK] to automatically optimize the iGPU frequency.
[Cancel] Select [Cancel] to use a fixed iGPU frequency.
2.4.5 DRAM Timing Control
The sub-items in this menu allow you to set the DRAM timing control features. Use the <+>
and <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard
and press .
Changing the values in this menu may cause the system to become unstable! If this
happens, revert to the default settings.
2.4.6 CPU Power Management
The sub-items in this menu allow you to set the CPU ratio and features.
CPU Ratio [Auto]
Allows you to manually adjust the maximum non-turbo CPU ratio. Use <+> and <-> keys or
the numeric keypad to adjust the value. The valid value ranges vary according to your CPU
model.
Enhanced Intel SpeedStep Technology [Enabled]
Allows you to enable or disable the Enhanced Intel ® SpeedStep Technology (EIST).
[Disabled] Disables this function.
[Enabled] The operating system dynamically adjusts the processor voltage and
core frequency which may result in decreased average consumption and
decreased average heat production.
Turbo Mode [Enabled]
This item appears only when you set the previous item to [Enabled].
[Enabled] Allows processor cores to run faster than marked frequency in specific
conditions.
[Disabled] Disables this function.
The following three items appear only when you set both the Enhanced Intel SpeedStep
Technology and Turbo Mode items to [Enabled].
Long Duration Power Limit [Auto]
Allows you to limit the turbo ratio’s long duration power.
Use the <+> and <-> keys to adjust the value.