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3.8.3 Security The Security menu items allow you to change the system security settings. Select an item and press to display the configuration options. SABERTOOTH X58 BIOS Setup Boot Security Settings Supervisor Password User Password : Not Installed : Not Installed Change Supervisor Password Change User Passward to change password. again to disable password. Change Supervisor Password Select this item to set or change the supervisor password. The Supervisor Password item on top of the screen shows the default Not Installed. After you set a password, this item shows Installed. To set a Supervisor Password: 1. Select the Change Supervisor Password item and press . 2. From the password box, key in a password composed of at least six letters and/or numbers, then press . 3. Confirm the password when prompted. The message Password Installed appears after you successfully set your password. To change the supervisor password, follow the same steps as in setting a user password. To clear the supervisor password, select the Change Supervisor Password then press . The message Password Uninstalled appears. If you have forgotten your BIOS password, you can clear clear it by erasing the CMOS Real Time Clock (RTC) RAM. See section 2.6 Jumpers for information on how to erase the RTC RAM. After you have set a supervisor password, the other items appear to allow you to change other security settings. Chapter 3 ASUS SABERTOOTH X58 3-33

Section	Page
Contents	3
Notices	8
Safety information	9
About this guide	10
SABERTOOTH X58 specifications summary	12
Chapter 1: Product introduction	15
1.1 Welcome!	15
1.2 Package contents	15
1.3 Special features	16
1.3.1 Product highlights	16
1.3.2 “TUF ENGINE!” Power Design	17
1.3.3 “Ultimate COOL!” Thermal Solutions	17
1.3.4 “Safe & Stable!” Guardian Angel	17
1.3.5 ASUS exclusive features	17
Chapter 2: Hardware information	19
2.1 Before you proceed	19
2.2 Motherboard overview	20
2.2.1 Motherboard layout	20
2.2.2 Layout contents	21
2.2.3 Placement direction	22
2.2.4 Screw holes	22
2.3 Central Processing Unit (CPU)	23
2.3.1 Installing the CPU	23
2.3.2 Installing the CPU heatsink and fan	26
2.3.3 Uninstalling the CPU heatsink and fan	27
2.4 System memory	28
2.4.1 Overview	28
2.4.2 Memory configurations	29
2.4.3 Installing a DIMM	35
2.4.4 Removing a DIMM	35
2.5 Expansion slots	36
2.5.1 Installing an expansion card	36
2.5.2 Configuring an expansion card	36
2.5.3 Interrupt assignments	37
2.5.4 PCI slot	38
2.5.5 PCI Express x16 / x1 slots	38
2.5.6 PCI Express 2.0 x16 slots	38
2.6 Jumpers	40
2.7 Onboard switch	42
2.8 Connectors	43
2.8.1 Rear panel connectors	43
2.8.2 Audio I/O connections	44
2.8.3 Internal connectors	47
2.8.4. ASUS Q-Connector (system panel)	55
2.9 Onboard LEDs	56
2.10 Starting up for the first time	57
2.11 Turning off the computer	57
Chapter 3: BIOS setup	59
3.1 Knowing BIOS	59
3.2 Updating BIOS	59
3.2.1 ASUS Update utility	60
3.2.2 ASUS EZ Flash 2 utility	62
3.2.3 ASUS CrashFree BIOS 3 utility	63
3.3 BIOS setup program	64
3.3.1 BIOS menu screen	64
3.3.2 Menu bar	64
3.3.3 Navigation keys	65
3.3.4 Menu items	65
3.3.5 Submenu items	65
3.3.6 Configuration fields	65
3.3.7 Pop-up window	65
3.3.8 Scroll bar	65
3.3.9 General help	65
3.4 Main menu	66
3.4.1 SATA 1–6	66
3.4.2 Storage Configuration	68
3.4.3 AHCI Configuration	69
3.4.4 System Information	69
3.5 Ai Tweaker menu	70
3.5.1 Ai Overclock Tuner [Auto]	70
3.5.2 CPU Ratio Setting [Auto]	71
3.5.3 Intel(R) SpeedStep(TM) Tech [Enabled]	71
3.5.4 Intel(R) TurboMode Tech [Enabled]	71
3.5.5 Xtreme Phase Full Power Mode [Auto]	71
3.5.6 BCLK Frequency [XXX]	71
3.5.7 PCIE Frequency [XXX]	72
3.5.8 DRAM Frequency [Auto]	72
3.5.9 UCLK Frequency [XXX]	72
3.5.10 QPI Link Data Rate [Auto]	72
3.5.11 ASUS/3rd Party UI Priority [ASUS Utility]	72
3.5.12 DRAM Timing Control [Auto]	72
3.5.13 CPU Voltage Control [Manual]	74
3.5.14 CPU Voltage [Auto]	74
3.5.15 CPU PLL Voltage [Auto]	74
3.5.16 QPI/DRAM Core Voltage [Auto]	74
3.5.17 IOH Voltage [Auto]	75
3.5.18 IOH PCIE Voltage [Auto]	75
3.5.19 ICH Voltage [Auto]	75
3.5.20 ICH PCIE Voltage [Auto]	75
3.5.21 DRAM Bus Voltage [Auto]	75
3.5.22 DRAM DATA REF Voltage on CHA/B/C [Auto]	76
3.5.23 DRAM CTRL REF Voltage on CHA/B/C [Auto]	76
3.5.24 Load-Line Calibration [Auto]	76
3.5.25 CPU Differential Amplitude [Auto]	76
3.5.26 CPU Clock Skew [Auto]	76
3.5.27 CPU Spread Spectrum [Auto]	76
3.5.28 IOH Clock Skew [Auto]	76
3.5.29 PCIE Spread Spectrum [Auto]	76
3.6 Advanced menu	77
3.6.1 CPU Configuration	77
3.6.2 Chipset	80
3.6.3 Onboard Devices Configuration	81
3.6.4 USB Configuration	83
3.6.5 PCIPnP	84
3.7 Power menu	85
3.7.1 Suspend Mode [Auto]	85
3.7.2 Repost Video on S3 Resume [No]	85
3.7.3 ACPI 2.0 Support [Disabled]	85
3.7.4 ACPI APIC Support [Enabled]	85
3.7.5 APM Configuration	86
3.7.6 Hardware Monitor	87
3.7.7 EuP Ready [Disabled]	88
3.8 Boot menu	89
3.8.1 Boot Device Priority	89
3.8.2 Boot Settings Configuration	90
3.8.3 Security	91
3.9 Tools menu	93
3.9.1 ASUS EZ Flash 2	93
3.9.2 ASUS O.C. Profile	93
3.9.3 AI NET 2	95
3.9.4 Drive Xpert Configuration	95
3.10 Exit menu	97
Chapter 4: Software support	99
4.1 Installing an operating system	99
4.2 Support DVD information	99
4.2.1 Running the support DVD	99
4.2.2 Obtaining the software manuals	100
4.3 Software information	101
4.3.1 ASUS PC Probe II	101
4.3.2 ASUS Fan Xpert	102
4.3.3 Audio configurations	103
4.4 RAID configurations	104
4.4.1 RAID definitions	104
4.4.2 Installing Serial ATA hard disks	105
4.4.3 Setting the RAID item in BIOS	105
4.4.4 Intel® Matrix Storage Manager option ROM utility	105
4.4.5 Marvell RAID utility	109
4.5 Creating a RAID driver disk	113
4.5.1 Creating a RAID driver disk without entering the OS	113
4.5.2 Creating a RAID driver disk in Windows®	113
4.5.3 Installing the RAID driver during Windows® OS installation	114
4.5.4 Using a USB floppy disk drive	115
Chapter 5: Multiple GPU technology support	117
5.1 ATI® CrossFireX™ technology	117
5.1.1 Requirements	117
5.1.2 Before you begin	117
5.1.3 Installing two CrossFireX™ graphics cards	118
5.1.4 Installing three CrossFireX™ graphics cards	119
5.1.5 Installing the device drivers	120
5.1.6 Enabling the ATI® CrossFireX™ technology	120
5.2 NVIDIA® SLI™ technology	122
5.2.1 Requirements	122
5.2.2 Installing two SLI-ready graphics cards	122
5.2.3 Installing the device drivers	123