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2 cpu power management configuration, Adjacent cache line prefetch [enabled, Dcu streamer prefetcher [enabled – Asus ESC4000 G2 User Manual

Page 86: Dcu ip prefetcher [enabled, Intel virtualization technology [enabled, Local apic mode [auto, Power technology [custom

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5-12

Chapter 5: BIOS setup

Adjacent Cache Line Prefetch [Enabled]

This Item allows you to turn on/off prefetching of adjacent cache lines.

Configuration options: [Disabled] [Enabled]

DCU Streamer Prefetcher [Enabled]

This Item allows you to enabled/disabled L1 data prefetcher.

Configuration options: [Disabled] [Enabled]

DCU IP Prefetcher [Enabled]

This Item allows you to enabled/disabled prefetch of next L1 line based upon

sequential load history.

Configuration options: [Disabled] [Enabled]

Intel Virtualization Technology [Enabled]

When enabled this item, a VMM can utilize the additional hardware capabilities

provided by Vanderpool Technology.

Configuration options: [Disabled] [Enabled]

Local APIC Mode [Auto]

Select Local APIC mode. If Auto, use x2APIC if required. Otherwise, use xAPIC

mode. xAPIC will disable CPUs with APIC IDs greater than 254. Some OS do not

support x2APIC mode. Configuration options: [Auto] [x2APIC] [xAPIC]

This item allows you to

enabled power management

features.

CPU Power Management Confguration

Power Technology

[Custom]

EIST

[Enabled]

Turbo Mode

[Enabled]

P-STATE Coordination

[HW_ALL]

CPU C3 Report

[Disabled]

CPU C6 Report

[Enabled]

CPU C7 Report

[Disabled]

Package C State limit

[C6]

Energy Performance

[Balanced Performance]

Factory long duration power limit 115 Watts

Long duration power limit

0

Factory long duration maintained 1000 ms

Long duration maintationed

0

Recommended short duration power 1 1.2 * Long Duration

Short duation power limit

0

5.4.2

CPU Power Management Configuration

→←:

Select Screen

↑↓:

Select Item

Enter: Select Item

+/-: Change Opt.

F1: General Help

F2: Previous Values

F5: Optimized Defaults

F10: Save & Exit

ESC: Exit

Aptio Setup Utility - Copyright (C) 2011 American Megatrends, Inc.

Advanced

Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.

Power Technology [Custom]

This item allows you to enabled power management features.

Configuration options: [Disabled] [Energy Efficient] [Custom]

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