Ai Tweaker Menu; Cpu Bus Speed : Dram Speed Ratio Mode [Auto]; Memory Frequency [Auto] - Asus P8B75-M/CSM User Manual

2.4

Ai Tweaker menu

The Ai Tweaker menu items allow you to configure overclocking-related items.
Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect field
values can cause the system to malfunction.
The configuration options for this section vary depending on the CPU and DIMM model you
installed on the motherboard.
UEFI BIOS Utility - Advanced Mode
Main
Target DRAM Speed : 1333MHz
CPU Bus speed : DRAM speed ratio mode
Memory Frequency
EPU Power Saving Mode
> GPU Boost
> DRAM Timing Control
> CPU Power Management
CPU Offset Mode Sign
CPU Offset Voltage
DRAM Voltage
VCCIO Voltage
VCCSA Voltage
CPU PLL Voltage
PCH Voltage
Load-Line Calibration
2.4.1

CPU bus speed : DRAM speed ratio mode [Auto]

Allows you to set the CPU bus speed to DRAM speed ratio mode.
[Auto]
[100:133]
[100:100]
2.4.2

Memory Frequency [Auto]

Allows you to set the memory operating frequency. Configuration options: [Auto] [DDR3-
800MHz] [DDR3-1066MHz] [DDR3-1333MHz] [DDR3-1600MHz] [DDR3-1866MHz] [DDR3-
2133MHz] [DDR3-2400MHz]
Selecting a very high memory frequency may cause the system to become unstable! If this
happens, revert to the default setting.
2-12
Ai Tweaker
Advanced
1.500V
1.050V
Version 2.10.1208. Copyright (C) 2012 American Megatrends, Inc.
DRAM speed is set to the optimized settings.
The CPU bus speed to DRAM speed ratio is set to 100:133.
The CPU bus speed to DRAM speed ratio is set to 100:100.
Monitor
Forces a DDR3 frequency slower than the
common tCK detected via SPD.
Auto
Auto
Disabled
+
Auto
→←: Select Screen
Auto
↑↓: Select Item
Enter: Select
Auto
+/-: Change Opt.
F1: General Help
Auto
F2: Previous Values
F3: Shortcut
Auto
F5: Optimized Defaults
F10: Save
Auto
F12: Print Screen
Auto
Exit
Boot Tool
ESC: Exit
ASUS P8B75-M