User’s Manual
3-12
Chapter 3: BIOS Setup
Chapter 3
Memory Frequency
This item allows you to set the memory operating frequency. The congurable options vary
with the BCLK (base clock) frequency setting. Select the auto mode to apply the optimized
setting. Conguration options: [Auto] [DDR4-1333MHz] - [DDR4-5000MHz]
Selecting a very high memory frequency may cause the system to become unstable! If this
happens, revert to the default setting.
EPU Power Saving Mode
The ASUS EPU (Energy Processing Unit) sets the CPU in its minimum power consumption
settings. Enable this item to set lower CPU core/cache voltage and achieve the best energy
saving condition. Conguration options: [Disabled] [Enabled]
The items in this menu may vary based on the CPU installed.
Custom CPU Core Ratio
Allows you to select the CPU core ratio to achieve the desired CPU internal frequency.
Conguration options:
[Auto] Loads the optimal settings for the system.
[Manual] Allows you to individually set the core ratio parameters.
The items in this menu may vary based on the CPU installed.
TPU
This item allows you to automatically overclock the CPU and DRAM frequencies and voltage
for an enhanced system performance.
[Keep Current Settings] Keep the current settings without changing anything.
[TPU I] Applies air cooling overclocking conditions.
[TPU II] Applies water cooling overclocking conditions.
Ensure to use water cooling device before selecting [TPU II].
3.5 Ai Tweaker menu
The Ai Tweaker menu items allow you to congure overclocking-related items.
Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect eld
values can cause the system to malfunction
The conguration options for this section vary depending on the CPU and DIMM model you
installed on the motherboard.