Asus P5BV/SAS - Manual (Page 79)

ASUS P5BV Series 4-19
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]
CPU TM function: [Enabled]
When enabled and CPU support this function, this function will work.
Configuration options: [Disabled] [Enabled]
Execute Disable Bit [Enabled]
When disabled, forces the XD feature flag to always return to 0.
Configuration options: [Disabled] [Enabled]
The following item appears only when you install an Intel ® Core 2 Duo (E6000,
E4000) series processor.
PECI [Disabled]
Allows you to enable or disable PECI interface.
Core Multi-Processing [Enabled]
Allows you to enable or disable one exeucation core.
Configuration options: [Disabled] [Enabled]
Intel(R) SpeedStep(tm) tech [Enabled]
Allows you to enable or disable Intel SpeedStep technology.
Configuration options: [Disabled] [Enabled]
The CPU configuration screen may be not exactly match the information on
your screen. It will change according to your actual CPU type.