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Page 1 - Motherboard

MotherboardP9X79

Page 2 - October 2011

xP9X79 specications summary(continues on next page)CPU 2nd Generation Intel® Core™ i7 Processor family for the LGA 2011 Socket Supports Intel® Turbo

Page 3 - Contents

3-34 Chapter 3: BIOS setupChapter 3Intel LAN PXE OPROM [Disabled]This item appears only when you set the previous item to [Enabled] and allows you to

Page 4

ASUS P9X793-35Chapter 3Restore AC Power Loss [Power Off][Power On] The system goes into on state after an AC power loss.[Power Off] The system goes

Page 5

3-36 Chapter 3: BIOS setupChapter 33.6 Monitor menuThe Monitor menu displays the system temperature/power status, and allows you to change the fan se

Page 6

ASUS P9X793-37Chapter 3MB Temperature [xxx�C/xxx�F][xxx�C/xxx�F]The onboard hardware monitor automatically detects and displays the motherboard temper

Page 7 - Safety information

3-38 Chapter 3: BIOS setupChapter 3Chassis 1/2/3/4 Q-Fan Control [Enabled][Disabled] Disables the Chassis Q-Fan control feature.[Enabled] Enables th

Page 8 - About this guide

ASUS P9X793-39Chapter 33.7 Boot menuThe Boot menu items allow you to change the system boot options.Bootup NumLock State [On][On] Sets the power-on

Page 9 - Typography

3-40 Chapter 3: BIOS setupChapter 3Setup Mode [EZ Mode][Advanced Mode] Sets Advanced Mode as the default screen for entering the BIOS setup program.[

Page 10 - P9X79 specications summary

ASUS P9X793-41Chapter 33.8 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press <Enter>

Page 11

3-42 Chapter 3: BIOS setupChapter 33.8.2 ASUS DRAM SPD InformationThis menu showed the DIMM slot related informatons.MainAi TweakerAdvanced Monitor

Page 12

ASUS P9X793-43Chapter 33.8.3 ASUS O.C. ProleThis item allows you to store or load multiple BIOS settings. MainAi TweakerAdvanced Monitor Boot ToolE

Page 13 - Chapter 1

xi(continues on next page)P9X79 specications summaryUSB 2 x ASMedia® USB 3.0 controllers - 4 x USB 3.0/2.0 ports at back panel (Blue) Intel® X79

Page 14 - 1.3 Special features

3-44 Chapter 3: BIOS setupChapter 33.9 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or disc

Page 15

ASUS P9X793-45Chapter 33.10 Updating BIOSThe ASUS website publishes the latest BIOS versions to provide enhancements on system stability, compatibili

Page 16

3-46 Chapter 3: BIOS setupChapter 3Updating the BIOS through the InternetTo update the BIOS through the Internet:1. From the ASUS Update screen, sele

Page 17

ASUS P9X793-47Chapter 3• The screenshots in this section are for reference only. The actual BIOS information vary by models.• Refer to the software

Page 18

3-48 Chapter 3: BIOS setupChapter 33.10.2 ASUS EZ Flash 2 utilityThe ASUS EZ Flash 2 feature allows you to update the BIOS without having to use a bo

Page 19 - Chapter 2

ASUS P9X793-49Chapter 33.10.3 ASUS CrashFree BIOS 3 utilityThe ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore the

Page 20 - 2.2 Motherboard overview

3-50 Chapter 3: BIOS setupChapter 3Booting the system in DOS environment1. Insert the USB ash drive with the latest BIOS le and BIOS Updater to the

Page 21

ASUS P9X793-51Chapter 32. The BIOS Updater backup screen appears indicating the BIOS backup process. When BIOS backup is done, press any key to retur

Page 22

3-52 Chapter 3: BIOS setupChapter 34. Select Yes and press <Enter>. When BIOS update is done, press <ESC> to exit BIOS Updater. Restart y

Page 23

ASUS P9X79 4-1Chapter 4If Autorun is NOT enabled in your computer, browse the contents of the support DVD to locate the le ASSETUP.EXE from the BIN f

Page 24

xiiP9X79 specications summaryASUS exclusive overclocking featuresPrecision Tweaker 2: - vCore: Adjustable CPU voltage at 0.005V increment - vTT

Page 25

4-2 Chapter 4: Software supportChapter 44.2.2 Obtaining the software manualsThe software manuals are included in the support DVD. Follow the instruct

Page 26

ASUS P9X79 4-3Chapter 44.3 Software informationMost of the applications in the support DVD have wizards that will conveniently guide you through the

Page 27

4-4 Chapter 4: Software supportChapter 44.3.2 TurboV EVOASUS TurboV EVO introduces TurboV that allows you to manually adjust the CPU frequency and re

Page 28

ASUS P9X79 4-5Chapter 4Using Advanced ModeClick on the Advanced Mode tab to adjust the advanced voltage settings.Advanced modeApplies all changes imme

Page 29

4-6 Chapter 4: Software supportChapter 4Auto TuningASUS TurboV EVO includes two auto tuning modes, providing the most exible auto-tuning options.• T

Page 30

ASUS P9X79 4-7Chapter 43. TurboV automatically overclocks the CPU, saves BIOS settings and restarts the system. After re-entering Windows, a message

Page 31

4-8 Chapter 4: Software supportChapter 44.3.3 DIGI+ Power ControlDIGI+ PowerControl allows you to adjust VRM voltage and frequency modulation to enha

Page 32

ASUS P9X79 4-9Chapter 4• The actual performance boost may vary depending on your CPU and DRAM specication.• Do not remove the thermal module. The t

Page 33

4-10 Chapter 4: Software supportChapter 44.3.4 EPUEPU is an energy-efcient tool that satises different computing needs. This utility provides sever

Page 34

ASUS P9X79 4-11Chapter 4Refer to the software manual in the support DVD or visit the ASUS website at www.asus.com for detailed software conguration.

Page 35

ASUS P9X79 1-1Chapter 11.1 Welcome!Thank you for buying an ASUS® P9X79 motherboard!The motherboard delivers a host of new features and latest technol

Page 36

4-12 Chapter 4: Software supportChapter 44.3.6 Sensor RecorderSensor Recorder monitors the changes in the system voltage, temperature, and fan speed

Page 37

ASUS P9X79 4-13Chapter 44.3.7 Probe IIProbe II is a utility that monitors the computer’s vital components, and detects and alerts you of any problem

Page 38

4-14 Chapter 4: Software supportChapter 44.3.8 USB 3.0 BoostThe ASUS exclusive USB 3.0 Boost provides speed boost for USB 3.0 devices and the up-to-d

Page 39

ASUS P9X79 4-15Chapter 44.3.9 ASUS UpdateASUS Update lays out the options for updating BIOS on your system. Update BIOS utility on your system or sim

Page 40

4-16 Chapter 4: Software supportChapter 44.3.10 MyLogo2This MyLogo utility lets you customize the boot logo. The boot logo is the image that appears

Page 41

ASUS P9X79 4-17Chapter 42. Click on Auto Tune to adjust image size compatibility or adjust the resolution bar.3. You can click on Booting Preview to

Page 42

4-18 Chapter 4: Software supportChapter 4A. Realtek HD Audio Manager with DTS UltraPC II for Windows® 7™ / Vista™4.3.11 Audio congurationsThe Realte

Page 43

ASUS P9X79 4-19Chapter 44.4 RAID congurationsThe motherboard supports the following SATA RAID solutions:Intel® Rapid Storage Technology with RAID 0,

Page 44

4-20 Chapter 4: Software supportChapter 44.4.2 Installing Serial ATA hard disksThe motherboard supports Serial ATA hard disk drives. For optimal perf

Page 45

ASUS P9X79 4-21Chapter 4Creating a RAID setTo create a RAID set:1. From the utility main menu, select 1. Create RAID Volume and press <Enter>.

Page 46

1-2 Chapter 1: Product IntroductionChapter 11.3 Special features1.3.1 Product highlights2nd Generation Intel® Core™ i7 Processor family for the LGA

Page 47

4-22 Chapter 4: Software supportChapter 45. Use the up/down arrow key to select a drive, and then press <Space> to select. A small triangle mar

Page 48

ASUS P9X79 4-23Chapter 4Deleting a RAID setTake caution when deleting a RAID set. You will lose all data on the hard disk drives when you delete a RAI

Page 49

4-24 Chapter 4: Software supportChapter 44.5 Creating a RAID driver diskA oppy disk with the RAID driver is required when installing a Windows® oper

Page 50

ASUS P9X79 4-25Chapter 44.5.3 Installing the RAID driver during Windows® OS installationTo install the RAID driver in Windows® XP:1. During the OS

Page 51

4-26 Chapter 4: Software supportChapter 44.5.4 Using a USB oppy disk driveDue to OS limitation, Windows® XP may not recognize the USB oppy disk dri

Page 52

ASUS P9X79 4-27Chapter 48. Find the [HardwareIds.scsi.iaAHCI_DesktopWorkstationServer] and [HardwareIds.scsi.iaStor_DesktopWorkstationServer] section

Page 53 - ASUS P9X79 2-35

4-28 Chapter 4: Software supportChapter 4

Page 54

ASUS P9X79 5-1Chapter 55.1 AMD® CrossFireX™ technologyThe motherboard supports the AMD® CrossFireX™ technology that allows you to install multi-gr

Page 55

5-2 Chapter 5: Multiple GPU technology supportChapter 55. Connect two independent auxiliary power sources from the power supply to the two graphics

Page 56

ASUS P9X79 5-3Chapter 52. The VISION Engine Control Center Setup Assistant appears when the system detects the existance of multi-graphics cards. Cli

Page 57

ASUS P9X79 1-3Chapter 11.3.2 Dual Intelligent Processors 3 with New DIGI+ Power ControlThe world’s rst Dual Intelligent Processors from ASUS pioneer

Page 58

5-4 Chapter 5: Multiple GPU technology supportChapter 55.2 NVIDIA® SLI™ technologyThe motherboard supports the NVIDIA® SLI™ (Scalable Link Interface)

Page 59

ASUS P9X79 5-5Chapter 54. Align and rmly insert the SLI bridge connector to the goldngers on each graphics card. Ensure that the connector is rmly

Page 60

5-6 Chapter 5: Multiple GPU technology supportChapter 5B1. If you cannot see the NVIDIA Control Panel item in step (A), select Personalize.B2. From

Page 61

ASUS P9X79 5-7Chapter 5B4. Select the NVIDIA GeForce tab, and then click Start the NVIDIA Control Panel.B5. The NVIDIA Control Panel window appears.

Page 62 - 5 6 7 8 9 11 12

5-8 Chapter 5: Multiple GPU technology supportChapter 5

Page 63

ASUS contact informationASUSTeK COMPUTER INC.Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259Telephone +886-2-2894-3447Fax +886-2-2890-

Page 64

EC Declaration of Conformity We, the undersigned, Manufacturer: ASUSTek COMPUTER INC. Address, City: No. 150, LI-TE RD., PEITOU, TAIPEI 112, TAIWAN R.

Page 65

1-4 Chapter 1: Product IntroductionChapter 11.3.3 ASUS Exclusive FeaturesUSB BIOS FlashbackUSB BIOS Flashback offers the most convenient way to ash

Page 66

ASUS P9X79 1-5Chapter 11.3.5 ASUS EZ DIYASUS UEFI BIOSASUS UEFI BIOS offers the rst mouse-controlled graphical BIOS designed with selectable modes,

Page 67

1-6 Chapter 1: Product IntroductionChapter 1DTS UltraPC IIDTS UltraPC II delivers exceptional 7.1 surround through the most popular PC audio setups -

Page 68

ASUS P9X79 2-12.1 Before you proceedTake note of the following precautions before you install motherboard components or change any motherboard settin

Page 69

iiE6830First Edition (V1) October 2011Copyright © 2011 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and so

Page 70

2-2 Chapter 2: Hardware informationChapter 2Refer to 2.2.8 Internal connectors and 2.3.11 Rear panel connection for more information about rear panel

Page 71 - 3.3 Main menu

ASUS P9X79 2-3Chapter 2Layout contentsConnectors/Jumpers/Slots Page1. DDR3 DIMM slots 2-52. ATX power connectors (24-pin EATXPWR, 8-pin EATX12V) 2-3

Page 72

2-4 Chapter 2: Hardware informationChapter 22.2.2 Central Processing Unit (CPU)The motherboard comes with a surface mount LGA2011 socket designed for

Page 73 - 3.4 Ai Tweaker menu

ASUS P9X79 2-5Chapter 2Recommended memory congurations2.2.3 System memoryThe motherboard comes with eight Double Data Rate 3 (DDR3) Dual Inline Memo

Page 74

2-6 Chapter 2: Hardware informationChapter 2Memory congurationsYou may install 1GB, 2GB, 4GB, and 8GB unbuffered, and non-ECC DDR3 DIMMs into the DIM

Page 75

ASUS P9X79 2-7Chapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 2400 MHz capabilityP9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 22

Page 76

2-8 Chapter 2: Hardware informationChapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 2000 MHz capabilityP9X79 Motherboard Qualied Vendors

Page 77

ASUS P9X79 2-9Chapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 1866 MHz capabilityVendors Part No. Size SS/DS Chip Brand Chip NO. Timing

Page 78

2-10 Chapter 2: Hardware informationChapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 1600 MHz capability (continued)Vendors Part No. Size

Page 79

ASUS P9X79 2-11Chapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 1600 MHz capability (continued)Vendors Part No. Size SS/DS Chip Brand Chi

Page 80

iiiContentsContents ... iiiNotices

Page 81

2-12 Chapter 2: Hardware informationChapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 1333 MHz capabilityVendors Part No. Size SS/DSChip B

Page 82

ASUS P9X79 2-13Chapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 1333 MHz capability (continued)Vendors Part No. Size SS/DS Chip Brand Chi

Page 83

2-14 Chapter 2: Hardware informationChapter 2P9X79 Motherboard Qualied Vendors Lists (QVL) DDR3 1333 MHz capability (continued)Vendors Part No. Size

Page 84

ASUS P9X79 2-15Chapter 22.2.4 Expansion slotsEnsure to unplug the power cord before adding or removing expansion cards. Failure to do so may cause yo

Page 85

2-16 Chapter 2: Hardware informationChapter 2• In single VGA card mode, use the PCIe 3.0 x16_1 slot (blue) for a PCI Express x16 graphics card to get

Page 86

ASUS P9X79 2-17Chapter 22.2.5 Onboard switchesOnboard switches allow you to ne-tune performance when working on a bare or open-case system. This is

Page 87

2-18 Chapter 2: Hardware informationChapter 22. TPU switchTurning this switch to Enable will automatically optimize the system for fast, yet stable c

Page 88

ASUS P9X79 2-19Chapter 23. EPU switchTurning this switch to Enable will automatically detect the current PC loadings and intelligently moderate the p

Page 89

2-20 Chapter 2: Hardware informationChapter 22.2.6 Onboard LEDs1. Standby Power LEDThe Standby Power LED will light up once the system is connected

Page 90

ASUS P9X79 2-21Chapter 23. TPU LEDThe TPU LED lights when the TPU switch is turned to Enable.4. EPU LEDThe EPU LED lights when the EPU switch is tur

Page 91

ivContents2.3.12 Audio I/O connections ... 2-462.4 Starting up for the rst time ...

Page 92 - 3.5 Advanced menu

2-22 Chapter 2: Hardware informationChapter 22.2.7 Jumper1. Clear RTC RAM (3-pin CLRTC)This jumper allows you to clear the Real Time Clock (RTC) RAM

Page 93

ASUS P9X79 2-23Chapter 22.2.8 Internal connectors1. Intel® Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_1/2 [gray])These connectors connect to Seria

Page 94

2-24 Chapter 2: Hardware informationChapter 22. Intel® X79 Serial ATA 3.0 Gb/s connectors (7-pin SATA3G_3–6 [blue])These connectors connect to Serial

Page 95

ASUS P9X79 2-25Chapter 2You can connect the front panel USB cable to the ASUS Q-Connector (USB, blue) rst, and then install the Q-Connector (USB) to

Page 96

2-26 Chapter 2: Hardware informationChapter 24. TPM connector (20-1 pin TPM)This connector supports a Trusted Platform Module (TPM) system, which can

Page 97

ASUS P9X79 2-27Chapter 26. Digital audio connector (4-1 pin SPDIF_OUT)This connector is for an additional Sony/Philips Digital Interface (S/PDIF) por

Page 98

2-28 Chapter 2: Hardware informationChapter 27. CPU, CPU OPT, Chassis fan connectors (4-pin CPU_FAN; 4-pin CPU_OPT; 4-pin CHA_FAN1/2/3/4)Connect the

Page 99

ASUS P9X79 2-29Chapter 28. Front panel audio connector (10-1 pin AAFP)This connector is for a chassis-mounted front panel audio I/O module that suppo

Page 100 - Chapter 3

2-30 Chapter 2: Hardware informationChapter 29. ATX power connectors (24-pin EATXPWR; 8-pin EATX12V)These connectors are for ATX power supply plugs.

Page 101

ASUS P9X79 2-31Chapter 2• System power LED (2-pin PLED)This 2-pin connector is for the system power LED. Connect the chassis power LED cable to this

Page 102 - 3.6 Monitor menu

v4.3 Software information ... 4-34.3.1 AI Suite II...

Page 103

2-32 Chapter 2: Hardware informationChapter 22.3 Building your computer system2.3.1 Additional tools and components to build a PC system1 bag of scr

Page 104

ASUS P9X79 2-33Chapter 22.3.2 CPU installationPlease note the order in opening/ closing the double latch. Follow the instructions printed on the meta

Page 105 - 3.7 Boot menu

2-34 Chapter 2: Hardware informationChapter 2BA9BA7 8Triangle mark5 6

Page 106

ASUS P9X79 2-35Chapter 22.3.3 CPU heatsink and fan assembly installationApply the Thermal Interface Material to the CPU heatsink and CPU before you i

Page 107 - 3.8 Tools menu

2-36 Chapter 2: Hardware informationChapter 2123To remove a DIMM2.3.4 DIMM installationBA

Page 108

ASUS P9X79 2-37Chapter 22.3.5 Motherboard installationThe diagrams in this section are for reference only. The motherboard layout may vary with model

Page 109

2-38 Chapter 2: Hardware informationChapter 2DO NOT overtighten the screws! Doing so can damage the motherboard.3

Page 110 - 3.9 Exit menu

ASUS P9X79 2-39Chapter 22.3.6 ATX Power connection12OR OR

Page 111 - 3.10 Updating BIOS

2-40 Chapter 2: Hardware informationChapter 22.3.7 SATA device connectionOR2OR1

Page 112

ASUS P9X79 2-41Chapter 22.3.8 Front I/O ConnectorIDE_LEDPOWER SWRESET SWIDE_LED-IDE_LED+PWRResetGroundGround1 2To install ASUS Q-ConnectorUSB 2.0AAFP

Page 113

viNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is subject to the following two cond

Page 114 - Drive Folder Info

2-42 Chapter 2: Hardware informationChapter 22.3.9 Expansion Card installationTo install PCIe x16 cardsTo install PCIe x1 cards

Page 115

ASUS P9X79 2-43Chapter 2 Updating BIOS may have risks. If the BIOS program is damaged during the process causing the system unable to reboot, please c

Page 116

2-44 Chapter 2: Hardware informationChapter 22.3.11 Rear panel connection5 6 7 8 9 11 122 3 4110* and **: Refer to the tables on the next page for L

Page 117

ASUS P9X79 2-45Chapter 2** Audio 2, 4, 6, or 8-channel congurationPort Headset 2-channel4-channel 6-channel 8-channelLight Blue Line In Line In Line

Page 118

2-46 Chapter 2: Hardware informationChapter 2Connect to Headphone and MicConnect to Stereo SpeakersConnect to 2.1 channel Speakers2.3.12 Audio I/O co

Page 119 - Chapter 4

ASUS P9X79 2-47Chapter 2Connect to 4.1 channel SpeakersConnect to 5.1 channel SpeakersConnect to 7.1 channel SpeakersWhen the DTS UltraPC II function

Page 120

2-48 Chapter 2: Hardware informationChapter 22.4 Starting up for the rst time1. After making all the connections, replace the system case cover. 2.

Page 121 - 4.3 Software information

ASUS P9X793-1Chapter 3Chapter 3: BIOS setupChapter 33.1 Knowing BIOSThe new ASUS UEFI BIOS is an Unied Extensible Firmware Interface that complies

Page 122

3-2 Chapter 3: BIOS setupChapter 33.2.1 EZ ModeBy default, the EZ Mode screen appears when you enter the BIOS setup program. The EZ Mode provides you

Page 123

ASUS P9X793-3Chapter 33.2.2 Advanced ModeThe Advanced Mode provides advanced options for experienced end-users to congure the BIOS settings. The gu

Page 124

viiSafety informationElectrical safety• To prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating t

Page 125

3-4 Chapter 3: BIOS setupChapter 3Menu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main

Page 126

ASUS P9X793-5Chapter 33.3 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides yo

Page 127

3-6 Chapter 3: BIOS setupChapter 3Administrator PasswordIf you have set an administrator password, we recommend that you enter the administrator passw

Page 128

ASUS P9X793-7Chapter 33.4 Ai Tweaker menuThe Ai Tweaker menu items allow you to congure overclocking-related items.Be cautious when changing the set

Page 129

3-8 Chapter 3: BIOS setupChapter 3Scroll down to display the following items:Ai Overclock Tuner [Auto]Allows you to select the CPU overclocking option

Page 130

ASUS P9X793-9Chapter 3Turbo Ratio [Auto]Allows you to manually adjust the Trubo CPU ratio.[Auto] All Turbo ratio are set by Intel CPU default s

Page 131

3-10 Chapter 3: BIOS setupChapter 33.4.1 DRAM Timing ControlThe sub-items in this menu allow you to set the DRAM timing control features. Use the <

Page 132

ASUS P9X793-11Chapter 3Scroll down to display the following items:Scroll down to display the following items:

Page 133

3-12 Chapter 3: BIOS setupChapter 3Scroll down to display the following items:Primary TimingsDRAM CAS# Latency [Auto]Use the <+> and <-> k

Page 134

ASUS P9X793-13Chapter 3DRAM READ to PRE Time [Auto]Use the <+> and <-> keys to adjust the value. The values range from 4 to 15 with 1 inte

Page 135

viiiAbout this guideThis user guide contains the information you need when installing and conguring the motherboard.How this guide is organizedThis g

Page 136

3-14 Chapter 3: BIOS setupChapter 3DRAM IOL (CHA D0 R0) [Auto]Conguration options: [Auto] [Advance 14 Clock] [Advance 13 Clock] [Advance 12 Clock] [A

Page 137 - 4.4 RAID congurations

ASUS P9X793-15Chapter 3DRAM RTL (CHB D0 R0) [Auto]Conguration options: [Auto] [Advance 14 Clock] [Advance 12 Clock] [Advance 10 Clock] [Advance 8 Clo

Page 138

3-16 Chapter 3: BIOS setupChapter 3DRAM IOL (CHB D1 R1) [Auto][Auto] [Advance 14 Clock] [Advance 13 Clock] [Advance 12 Clock] [Advance 11 Clock] [Adva

Page 139

ASUS P9X793-17Chapter 3DRAM RTL (CHC D1 R1) [Auto]Conguration options: [Auto] [Advance 14 Clock] [Advance 12 Clock] [Advance 10 Clock] [Advance 8 Clo

Page 140

3-18 Chapter 3: BIOS setupChapter 3DRAM IOL (CHD D1 R0) [Auto][Auto] [Advance 14 Clock] [Advance 13 Clock] [Advance 12 Clock] [Advance 11 Clock] [Adva

Page 141

ASUS P9X793-19Chapter 33.4.2 DIGI+ Power ControlMCH Duty Sense (CHD) [Auto]Use the <+> and <-> keys to adjust the value. The values range

Page 142

3-20 Chapter 3: BIOS setupChapter 3CPU Current Capability [Auto]This item provides wider total power range for overclocking. A higher value brings a w

Page 143

ASUS P9X793-21Chapter 3CPU Power Duty Control [T.Probe][T.Probe] Maintains the VRM thermal balance.[Extreme] Maintains the VRM current balance.CPU P

Page 144

3-22 Chapter 3: BIOS setupChapter 33.4.3 CPU Performance SettingsThe items in this menu is setting for CPU Ratio/Features.is setting for CPU Ratio/Fe

Page 145

ASUS P9X793-23Chapter 3Turbo Mode ParametersLong Duration Power Limit [Auto]The default setting of this item will be TDP (130W). For Sandy Bridge-E, T

Page 146

ixConventions used in this guideTo ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual.Typo

Page 147 - Chapter 5

3-24 Chapter 3: BIOS setupChapter 3DRAM Voltage (CHA, CHB) [Auto]Allows you to set the DRAM voltage. The values range from 1.20V to 1.99V with a 0.005

Page 148

ASUS P9X793-25Chapter 3DRAM DATA REF Voltage on CHA [Auto]Allows you to set the DRAM DATA REF Voltage on CHA. The values range from 0.3950x to 0.6300x

Page 149

3-26 Chapter 3: BIOS setupChapter 3Be cautious when changing the settings of the Advanced menu items. Incorrect eld values can cause the system to ma

Page 150 - SLI™ technology

ASUS P9X793-27Chapter 33.5.1 CPU CongurationThe items in this menu show the CPU-related information that the BIOS automatically detects.The items sh

Page 151

3-28 Chapter 3: BIOS setupChapter 3Active Processor Cores [All]Allows you to choose the number of CPU cores to activate in each processor package. The

Page 152

ASUS P9X793-29Chapter 33.5.3 PCH CongurationMainAi TweakerAdvanced Monitor Boot ToolExitEnabled/Disabled the High Precision Event Timer.Back Advan

Page 153

3-30 Chapter 3: BIOS setupChapter 3SATA Mode [AHCI Mode]Allows you to set the SATA conguration.[Disabled] Disables the SATA function.[IDE Mode] Set

Page 154

ASUS P9X793-31Chapter 3SATA3G_3 (Blue) Hot Plug [Disabled]This item appear only when you set the previous item to [AHCI Mode] and [RAID Mode].It’s all

Page 155 - ASUS contact information

3-32 Chapter 3: BIOS setupChapter 33.5.5 USB CongurationThe items in this menu allow you to change the USB-related features.The USB Devices item sho

Page 156 - DECLARATION OF CONFORMITY

ASUS P9X793-33Chapter 33.5.6 Onboard Devices ConguratonMainAi TweakerAdvanced Monitor Boot ToolExitVersion 2.10.1208. Copyright (C) 2011 Amer

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