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Chapter 2: BIOS information2-14
Target CPU Turbo-Mode Speed : xxxxMHz
Displays the current CPU Turbo-Mode speed.
Target DRAM Speed : xxxxMHz
Displays the current DRAM speed.
2.4.1 Memory Frequency [Auto]
Allows you to set the memory operating frequency. Conguration options: [Auto] [DDR3-
1066MHz] [DDR3-1333MHz] [DDR3-1600MHz]
Selecting a very high memory frequency may cause the system to become unstable! If this
happens, revert to the default setting.
2.4.2 iGPU Max. Frequency [xxx]
Allows you to set the iGPU maximum frequency. The values range from xxxxMHz (by CPU)
to 3000MHz with a 50MHz interval. Use <+>/<-> to adjust the value.
2.4.3 GPU Boost [OK]
[OK] Select [OK] to automatically optimize the iGPU frequency.
[Cancel] Select [Cancel] to use a xed iGPU frequency.
2.4.4 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 <Enter>.
Changing the values in this menu may cause the system to become unstable! If this
happens, revert to the default settings.
2.4.5 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 specic
conditions.
[Disabled] Disables this function.