Owner's manual
3-18 Chapter 3: BIOS setup
Chapter 3
3.5.5 CPU/NB Frequency [Auto]
Allows you to select the CPU/NB frequency.
Conguration options: [1400MHz] [1600MHz] [1800MHz] [2000MHz]
3.5.6 HT Link Speed [Auto]
Allows you to select the HyperTransport link speed.
Conguration options: [Auto] [200MHz] [400MHz] [600MHz] [800MHz] [1000MHz] [1200MHz]
[1400MHz] [1600MHz] [1800MHz] [2000MHz]
3.5.7 GPU Booster [Enabled]
[Enabled] Enables auto-optimization of the iGPU frequency.
[Disabled] Set this item to [Disabled] for a xed iGPU frequency.
Enhanced iGPU SpeedStep [Auto]
This item appears only when you set the GPU Booster item to [Enabled] and allows
you to select an auto-optimization prole for the iGPU frequency.
Conguration options: [Auto] [Turbo] [Extreme] [Manual]
GPU Power Saving Mode [Disabled]
This item appears only when you set the GPU Booster item to [Enabled] and allows
you to enable or disable the GPU Power Saving Mode.
Conguration options: [Enabled] [Disabled]
GPU Engine Clock [700]
This item appears when you set the GPU Booster item to [Disabled] or the Enhanced
iGPU SpeedStep item to [Manual] and allows you to set the GPU Engine Clock. Useallows you to set the GPU Engine Clock. Use
the <+> and <-> keys to adjust the value. You can also key in the desired value using
the numeric keypad. The value ranges from 200 to 2000.
3.5.8 OC Tuner Utility
OC Tuner utility automatically overclocks the frequency and voltage of the CPU and DRAM.
Press �Enter to start auto tuning. It takes around ve minutes, and the system will reboot for
several times until auto tuning is completed.
E5888_M4A88TD-V EVO-USB3_Content18 18 5/26/10 3:45:38 PM