User Manual

BIOS Setup

AVX Instruction Core Ratio Negative Offset

Enter the numerical value that will be subtracted from your core ratio to get the ratio at which

the AVX applications run.

This item only displays when you install Intel

7th Generation K series processors.

DRAM Odd Ratio Mode [Enabled]

Allows you to enable or disable the DRAM Odd Ratio Mode, which provides better

granularity. Conguration options: [Disabled] [Enabled]

DRAM Frequency [Auto]

This item allows you to set the memory operating frequency. The congurable options vary

with the BCLK (base clock) frequency setting. Select the auto mode to apply the optimized

setting. Conguration options: [Auto] [DDR4-800MHz] - [DDR4-4266MHz]

Selecting a very high memory frequency may cause the system to become unstable! If this

happens, revert to the default setting.

EPU and Performance Mode [Auto]

EPU and Performance Mode lets you congure the power usage to boost or enhance system

performance.

[Auto] Automatically adjusts the power usage based on the

system load.

[Max Power-Saving Mode] Enables all power-saving settings for maximum energy-

saving condition.

[EPU Mode] Lowers the CPU core/cache voltage for the best energy-

saving condition.

[Performance Mode] Disables all power-saving settings to achieve a high

system performance.

CPU SVID Support [Auto]

Disabling SVID Support stops the processor from communicating with the external voltage

regulator. Conguration options: [Auto] [Disabled] [Enabled]

DRAM Timing Control

The subitems 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 the <Enter> key.

Changing the values in this menu may cause the system to become unstable! If this

happens, revert to the default settings.