4-10 Chapter 4: Software support
Chapter 4
4.3.4 EPU
EPU is an energy-efcient tool that satises different computing needs. This utility provides
several modes that you can select to save system power. Selecting Auto mode will have the
system shift modes automatically according to current system status. You can also customize
each mode by conguring settings like CPU frequency, GPU frequency, vCore Voltage, and
Fan Control.

Launching EPU

After installing AI Suite II from the motherboard support DVD, launch EPU by clicking
Tool > EPU on the AI Suite II main menu bar.
*• Select From EPU Installation to show the CO2 that has been reduced since you
installed EPU.
*• Select From the Last Reset to show the total CO2 that has been reduced since you
click the Clear button .
• Refer to the software manual in the support DVD or visit the ASUS website at
www.asus.com for detailed software conguration.
*Shifts between the
display of Total and
Current CO2 reduced
Displays the system
properties of each mode
Displays the following message
if no VGA power saving engine is
detected.
Advanced settings for each mode
Multiple system
operating modes
The items lighting up
means power saving
engine is activated
Displays the amount
of CO2 reduced
Displays the current
CPU power