Owner's Manual

P4VTB BIOS Setup
10
with this option.
Enabled (default) Enable cache.
Disabled Disable cache.
CPU L3 Cache
This item allows you to enable or disable the CPU L3 Cache.
The Choices: Enabled (default), Disabled.
CPU L2 Cache ECC Checking
T his item allows you to enable/disab le CP U L2 Cache ECC Checking.
The Choices: Enabled (default), Disabled.
Shadow Setup
Video BIOS Shadow
Determines whether video BIOS will be copied to RAM for faster execution.
Enabled (default) Optional ROM is enabled.
Disabled Optional ROM is disabled.
CPU Feature
Thermal Management
This option allows you to select the way to control the “Thermal Management.”
The Choices: Thermal Monitor 1 (Default), T hermal Monitor 2.
TM2 Bus Ratio
This option represents the frequency (bus ratio of the throttled performance state
that will be initiated when the on-diesensor goes from not hot to hot.)
Min= 0
Max= 255
Key in a DEC number=
The Choices: 0 X (Default)
TM2 Bus VID
This option represents the voltage of the throttled performance state that will be
initiated when the on-diesensor goes from not hot to hot.
The Choices: 0.8375V (Default), 0.8375-1.6000.
Limit CPUID MaxVal
Set Limit CPUID MaxVal to 3, it should be “Disabled” for WinXP.
The Choices: Disabled (Default), Enabled.
Virus Warning
This option allows you to choose the VIRUS Warning feature that is used to protect the
IDE Hard Disk boot sector. If this function is enabled and an attempt is made to write to the
boot sector, BIOS will display a warning message on the screen and sound an alarm beep.