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2 chipset, Chipset -22, Chapter 3 – Asus Sabertooth X58 User Manual

Page 80: Northbridge chipset configuration, Intel vt-d configuration

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3-22

Chapter 3: BIOS setup

Chapter 3

3.6.2

Chipset

The Chipset menu allows you to change the advanced chipset settings. Select an item and

press to display the submenu.

NorthBridge Chipset Configuration

SABERTOOTH X58 BIOS Setup

Advanced

NorthBridge Chipset Configuration

Revision :B3

SABERTOOTH X58 BIOS Setup

Advanced

Advanced Chipset Settings
WARMING: Setting wrong values in below sections

may cause system to malfunction.

North Bridge Configuration

Intel VT-d Configuration

Configure North Bridge

features.

Intel VT-d Configuration

Intel Virtualization

Technology for

Directed I/O.

Intel VT-d Configuration

Intel VT-d

[Disabled]

SABERTOOTH X58 BIOS Setup

Advanced

Intel VT-d [Disabled]

Allows you to enable or disable the Intel Virtualization Technology for Directed I/O.

Configuration options: [Disabled] [Enabled]

C State package limit setting [Auto]

This item appears only when you set the Intel(R) C-STATE Tech item to [Enabled]. We

recommend that you set this item to [Auto] for BIOS to automatically detect the C-State

mode supported by your CPU. Configuration options: [Auto] [C1] [C3] [C6]
C1 Auto Demotion [Enabled]

This item appears only when you set the Intel(R) C-STATE Tech item to [Enabled].
[Enabled] When enabled, CPU will conditionally demote C3/C6/C7 requests to C1

based on uncore auto-demote information.

[Disabled] Disables this function.
C3 Auto Demotion [Enabled]

This item appears only when you set the Intel(R) C-STATE Tech item to [Enabled].
[Enabled] When enabled, CPU will conditionally demote C6/C7 requests to C3 based

on uncore auto-demote information.

[Disabled] Disables this function.