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Asus P5N72-T Premium User Manual - Page 91

tCL CAS Latency [Auto], tRCD [Auto], tRP [Auto], tRAS [Auto]

UPC - 610839162536

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4.4.2 Overclocking This sub-menu allows you to adjust the system frequency-related items. Select an item, then press to edit. Phoenix-AwardBIOS CMOS Setup Utility AI Tweaker Overclocking Select Menu CPU Type CPU Speed Cache RAM Intel(R) Core(TM)2 Duo CPU E6750 @ 2.66GHz 2.66GHz 4096K Item Specific Help Memory Timing Setting Spread Spectrum Control CPU Internal Thermal Control [Disabled] Limit CPUID MaxVal [Disabled] Enhanced C1 (C1E) [Disabled] Execute Disable Bit [Enabled] Virtualization Technology [Enabled] CPU Multiplier [8.0] Enhanced Intel SpeedStep(tm) Tech. [Disabled] LDT Frequency [5x] CPU Core 2 x CPU Core 3 x CPU Core 4 F1:Help ESC: Exit ↑↓ : Select Item →←: Select Menu [Enabled] Disabled Disabled -/+: Change Value Enter: Select SubMenu F5: Setup Defaults F10: Save and Exit Memory Timing Setting Phoenix-AwardBIOS CMOS Setup Utility AI Tweaker Memory Timing Setting Select Menu tCL (CAS Latency) tRCD tRP tRAS Command Per Clock (CMD) [Auto] [Auto] [Auto] [Auto] [Auto] Item Specific Help CAS# latency (CAS# to read data valid) ** Advanced Memory Settings ** tRRD tRC tWR tWTR tREF tRD tRFC Async Latency [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] Set Memory timings to [Optimal] to use the value recommended by the DIMM's manufacturer. F1:Help ESC: Exit ↑↓ : Select Item →←: Select Menu -/+: Change Value Enter: Select SubMenu F5: Setup Defaults F10: Save and Exit tCL (CAS Latency) [Auto] Configuration options: [Auto] [1] [2] [3] [4] [5] [6] [7] tRCD [Auto] Configuration options: [Auto] [1] [2] [3] [4] [5] [6] [7] tRP [Auto] Configuration options: [Auto] [1] [2] [3] [4] [5] [6] [7] tRAS [Auto] Configuration options: [Auto] [1] [2] [3] [4] [5] [6] [7]-[31] ASUS P5N72-T Premium 4-21

Section	Page
Contents	3
Notices	8
Safety information	9
About this guide	10
P5N72-T Premium specifications summary	12
Chapter 1: Product introduction	15
1.1 Welcome!	17
1.2 Package contents	17
1.3 Special features	18
1.3.1 Product highlights	18
1.3.2 ASUS AI Lifestyle unique features	20
1.3.3 ASUS Intelligent Performance and Overclocking features	23
1.3.4 ASUS special features	24
Chapter 2: Hardware information	25
2.1 Before you proceed	27
2.2 Motherboard overview	28
2.2.1 Placement direction	28
2.2.2 Screw holes	28
2.2.3 Motherboard layout	29
2.2.4 Audio card layout	29
2.2.5 Layout contents	30
2.3 Central Processing Unit (CPU)	32
2.3.1 Installing the CPU	33
2.3.2 Installing the CPU heatsink and fan	35
2.3.3 Uninstalling the CPU heatsink and fan	37
2.3.4 Installing the optional fans	39
2.4 System memory	40
2.4.1 Overview	40
2.4.2 Memory configurations	41
2.4.3 Installing a DIMM	45
2.4.4 Removing a DIMM	45
2.5 Expansion slots	46
2.5.1 Installing an expansion card	46
2.5.2 Configuring an expansion card	46
2.5.3 Interrupt assignments	47
2.5.4 PCI slots	48
2.5.5 PCI Express x1 slots	48
2.5.6 PCI Express x16 slots	48
2.6 Jumpers	50
2.7 Audio card installation	51
2.8 Connectors	52
2.8.1 Rear panel connectors	52
2.8.2 Internal connectors	54
Chapter 3: Powering up	65
3.1 Starting up for the first time	67
3.2 Turning off the computer	68
3.2.1 Using the OS shut down function	68
3.2.2 Using the dual function power switch	68
Chapter 4: BIOS setup	69
4.1 Managing and updating your BIOS	71
4.1.1 ASUS Update utility	71
4.1.2 ASUS EZ Flash 2 utility	74
4.1.3 Updating the BIOS	75
4.1.4 Saving the current BIOS file	77
4.1.5 ASUS CrashFree BIOS 2 utility	78
4.2 BIOS setup program	79
4.2.1 BIOS menu screen	80
4.2.2 Menu bar	80
4.2.3 Legend bar	81
4.2.4 Menu items	81
4.2.5 Sub-menu items	81
4.2.6 Configuration fields	81
4.2.7 Pop-up window	82
4.2.8 General help	82
4.3 Main menu	83
4.3.1 System Time [xx:xx:xx]	83
4.3.2 System Date [Day xx/xx/xxxx]	83
4.3.3 Language [English]	83
4.3.4 Legacy Diskette A [1.44M, 3.5 in.]	83
4.3.5 Primary IDE Master/Slave	84
4.3.6 SATA 1–6	86
4.3.7 HDD SMART Monitoring [Disabled]	87
4.3.8 Installed Memory [xxx MB]	87
4.3.9 Usable Memory [xxx MB]	87
4.3.10 System Information	87
4.4 AI Tweaker menu	88
4.4.1 AI Overclock Tuner [Auto]	88
4.4.2 Overclocking	91
4.4.3 Over Voltage	94
4.4.4 Loadline Calibration [Disabled]	96
4.4.5 NVIDIA GPU Ex [Disabled]	96
4.4.6 SLI-Ready Memory [Disabled]	96
4.4.7 ES Selection [Disabled]	96
4.5 Advanced menu	97
4.5.1 AI NET2	97
4.5.2 PCIPnP	98
4.5.3 Onboard Device Configuration	98
4.6 Power menu	101
4.6.1 ACPI Suspend Type [S1&S3]	101
4.6.2 ACPI APIC Support [Enabled]	101
4.6.3 APM Configuration	102
4.6.4 Hardware Monitor	103
4.7 Boot menu	107
4.7.1 Boot Device Priority	107
4.7.2 Removable Drives	108
4.7.3 Hard Disk Drives	108
4.7.4 CDROM Drives	108
4.7.5 Boot Settings Configuration	109
4.7.6 Security	110
4.8 Tools menu	112
4.8.1 ASUS O.C. Profile	112
4.8.3 ASUS EZ Flash 2	114
4.9 Exit menu	115
Chapter 5: Software support	117
5.1 Installing an operating system	119
5.2 Support DVD information	119
5.2.1 Running the support DVD	119
5.2.2 Drivers menu	120
5.2.3 Utilities menu	121
5.2.4 Make Disk menu	123
5.2.5 Manual menu	124
5.2.6 ASUS Contact information	124
5.2.7 Other information	125
5.3 Software information	127
5.3.1 ASUS MyLogo3™	127
5.3.2 AI NET 2	129
5.3.3 AI Audio 2 (SoundMAX® High Definition Audio utility)	130
5.3.4 ASUS PC Probe II	139
5.3.5 ASUS AI Suite	145
5.3.6 ASUS EPU Utility—AI Gear 3+	147
5.3.7 ASUS AI Nap	149
5.3.8 ASUS Q-Fan 2	150
5.3.9 ASUS AI Booster	151
5.4 RAID configurations	152
5.4.1 RAID definitions	152
5.4.2 NVIDIA® RAID configurations	153
5.5 Creating a RAID driver disk	160
5.5.1 Creating a RAID driver disk without entering the OS	160
5.5.2 Creating a RAID/SATA driver disk in Windows®	160
Chapter 6: NVIDIA® SLI™ technology support	163
6.1 Overview	165
Requirements	165
6.2 Graphics card setup	166
6.2.1 Installing three SLI-ready graphics cards	166
6.2.2 Installing two SLI-ready graphics cards	169
6.2.3 Installing the device drivers	170
6.2.4 Enabling the NVIDIA® SLI™ technology in Windows®	170
Appendix: CPU features	173
A.1 Intel® EM64T	175
A.2 Enhanced Intel SpeedStep® Technology (EIST)	175
A.2.1 System requirements	175
A.2.2 Using the EIST	176
A.3 Intel® Hyper-Threading Technology	177

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ASUS P5N72-T Premium

4-21

4.4.2

Overclocking

This sub-menu allows you to adjust the system frequency-related items. Select an

item, then press <Enter> to edit.

tCL (CAS Latency) [Auto]

Conﬁguration options: [Auto] [1] [2] [3] [4] [5] [6] [7]

tRCD [Auto]

Conﬁguration options: [Auto] [1] [2] [3] [4] [5] [6] [7]

tRP [Auto]

Conﬁguration options: [Auto] [1] [2] [3] [4] [5] [6] [7]

tRAS [Auto]

Conﬁguration options: [Auto] [1] [2] [3] [4] [5] [6] [7]–[31]

Memory Timing Setting

Select Menu

Item Speciﬁc Help

Phoenix-AwardBIOS CMOS Setup Utility

AI Tweaker

F1:Help

↑↓

: Select Item

-/+: Change Value

F5: Setup Defaults

ESC: Exit

→←

: Select Menu

Enter: Select SubMenu

F10: Save and Exit

Overclocking

CPU Type

Intel(R) Core(TM)2 Duo CPU

E6750 @ 2.66GHz

CPU Speed

2.66GHz

Cache RAM

4096K

Memory Timing Setting

Spread Spectrum Control

CPU Internal Thermal Control

[Disabled]

Limit CPUID MaxVal

[Disabled]

Enhanced C1 (C1E)

[Disabled]

Execute Disable Bit

[Enabled]

Virtualization Technology

[Enabled]

CPU Multiplier

[8.0]

Enhanced Intel SpeedStep(tm) Tech. [Disabled]

LDT Frequency

[5x]

CPU Core 2

[Enabled]

x CPU Core 3

Disabled

x CPU Core 4

Disabled

Select Menu

Item Speciﬁc Help

CAS# latency (CAS# to

read data valid)

Set Memory timings

to [Optimal] to use

the value recommended

by the DIMM’s

manufacturer.

Phoenix-AwardBIOS CMOS Setup Utility

AI Tweaker

F1:Help

↑↓

: Select Item

-/+: Change Value

F5: Setup Defaults

ESC: Exit

→←

: Select Menu

Enter: Select SubMenu

F10: Save and Exit

Memory Timing Setting

tCL (CAS Latency)

[Auto]

tRCD

[Auto]

tRP

[Auto]

tRAS

[Auto]

Command Per Clock (CMD)

[Auto]

** Advanced Memory Settings **

tRRD

[Auto]

tRC

[Auto]

tWR

[Auto]

tWTR

[Auto]

tREF

[Auto]

tRD

[Auto]

tRFC

[Auto]

Async Latency

[Auto]