Asus P8H61-M PLUS V3 - Manual (Page 45)

Chapter 2: BIOS information 2-13
2.4.3 Auto PSI [Disabled]
[Disable] Set to [Disable] to enable Fixed 4-Phase Mode.
[Enable] Set to [Enable] to enable the Auto Mode.
2.4.4 GPU Boost [OK]
[OK] Select [OK] to automatically optimize the iGPU frequency.
[Cancel] Select [Cancel] to use a fixed iGPU frequency.
2.4.5 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.