Asus P8H61-M LX3 Series Computer Hardware User Manual


 
2-14 ASUS P8H61-M LX3 Series
2.4.2 DRAM Timing Control
The sub-items in this menu allow you to set the DRAM timing control features. Key in a
desired value directly. 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.
2.4.3 CPU Power Management
The sub-items in this menu allow you to set the CPU ratio and features.
CPU Ratio [Auto]
Allows you to manually adjust the maximum non-turbo CPU ratio. Use <+> and <->
keys or the numeric keypad to adjust the ratio. The valid value ranges vary according
to your CPU model.
Enhanced Intel SpeedStep Technology [Enabled]
Allows you to enable or disable the Enhanced Intel
®
SpeedStep Technology (EIST).
[Disabled] Disables this function.
[Enabled] The operating system dynamically adjusts the processor voltage and
core frequency which may result in increased average consumption
and decrease average heat production.
Turbo Mode [Enabled]
This item appears only when you set the Enhanced Intel
®
SpeedStep Technology item
to [Enabled].
[Enabled] Allows processor cores to run faster than marked frequency in specic
conditions.
[Disabled] Disables this function.
The following three items appear only when you set both the Enhanced Intel
®
SpeedStep
Technology and Turbo Mode items to [Enabled].
Long duration power limit [Auto]
The default setting of this item will be TDP (65W or 95W for different CPUs). For Sandy
Bridge, Turbo Ratio can be kept a time duration exceed TDP for maximum performance. Any
under 255 can be programmed. Use the <+> and <-> keys to adjust the value.
Long duration maintained [Auto]
This value can vary from 1 to 32, which indicates the time window for Turbo Ratio over TDP
should be maintained. Use the <+> and <-> keys to adjust the value.
Short duration power limit [Auto]
This is the second power limit to provide rapid protection when package power exceeds
Power Limit 1. Default setting is 1.25 times Power Limit 1. For Intel recommend, platform
must be capable of supporting over Power Limit 2 for up to 10 msec. ASUS board can
support over Power Limit 2 for a long duration. Use the <+> and <-> keys to adjust the value.