Gigabyte GA-Z77X-UP5 TH rev. 1.0 User Manual page 48

3D Power Control
PWM Phase Control
Allows you to automatically change the PWM phase according to the CPU load. The power-saving
levels are (from lowest to highest): eXm Perf (Extreme Performance ), High Perf (High Performance),
Perf (Performance), Balanced, Mid PWR (Mid Power), and Lite PWR (Light Power). Auto lets the BIOS
Standard~Fast Selects Standard or Fast which represents different levels of the response time
for Vcore changes.
- 47 - BIOS Setup