Asus P5W - Manual (Page 100)

-2 Chapter : BIOS setup
Ratio CMOS Setting [ 28]
Sets the ratio between the CPU core clock and the Front Side Bus frequency. The
BIOS auto-detects the default value of this item. Use the <+> or <-> keys to adjust
the values.
You can only adjust the Ratio CMOS if you installed an unlocked CPU. Refer to
the CPU documentation for details.
4.4.4 CPU Configuration
The items in this menu show the CPU-related information that the BIOS
automatically detects.
Configure Advanced CPU settings
Manufacturer: Intel
Brand String: Genuine Intel(R) CPU 3.80GHz
Frequency : 3800 MHz
FSB Speed : 800 MHz
Cache L1 : 16 KB
Cache L2 : 2048 KB
Cache L3 : 0 KB
Ratio Status: Unlocked (Max:19, Min:14)
Ratio Actual Value : 19
Ratio CMOS Setting: [ 28]
AI CPU Lock Free [Auto]
Microcode Updation [Enabled]
Max CPUID Value Limit: [Disabled]
Execute Disable Function [Disabled]
CPU Internal Thermal Control [Auto]
Virtualization Technology [Enabled]
Sets the ratio
between CPU Core
Clock and the FSB
Frequency.
NOTE: If an invalid
ratio is set in CMOS
then actual and
setpoint values may
differ.
The AI CPU Lock Free item appears only when you install a CPU that supports
the lock free feature. Only some latest CPUs support this feature.
AI CPU Lock Free [Auto]
Disables or sets the AI CPU Lock Free feature.
Configuration options: [Auto] [Disabled] [Enabled]
Microcode Updation [Enabled]
Allows you to enable or disable the microcode updation.
Configuration options: [Disabled] [Enabled]
Max CPUID Value Limit [Disabled]
Setting this item to [Enabled] allows legacy operating systems to boot even without
support for CPUs with extended CPUID functions.
Configuration options: [Disabled] [Enabled]