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Asus M5A99X EVO User Manual - Page 72

EPU Power Saving Mode [Disabled], HT Link Speed [Auto] - overclocking

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Ai Overclock Tuner [Auto] Allows you to select the CPU overclocking options to achieve the desired CPU internal frequency. Select any of these preset overclocking configuration options: [Auto] [Manual] [D.O.C.P.] Loads the optimal settings for the system. Allows you to individually set overclocking parameters. CPU Bus, CPU ratio and memory parameters will be auto optimized. OC Tuner [CANCEL] OC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for enhancing the system performance. Configuration options: [OK] [Cancel] CPU Ratio [Auto] Allows user can manually adjust the maximum non-CPB mode CPU ratio. The value will be limit to CPU base or factory setting. Use the and keys to adjust the ratio. The valid value ranges vary according to your CPU model. Memory Frequency [Auto] Allows you to set the memory operating frequency. Configuration options: [Auto] [DDR3-800MHz] [DDR3-1066MHz] [DDR3-1333MHz] [DDR31600MHz] Selecting a very high memory frequency may cause the system to become unstable! If this happens, revert to the default setting. CPU/NB Frequency [Auto] Allows you to select the CPU/NB frequency. Configuration options: [Auto] [1400MHz] [1600MHz] [1800MHz] [2000MHz] HT Link Speed [Auto] Allows you to select the HyperTransport link speed. Configuration options: [Auto] [800MHz] [1000MHz] [1200MHz] [1400MHz] [1600MHz] [1800MHz] [2000MHz] CPU Spread Spectrum [Auto] [Auto] Automatic configuration. [Disabled] Enhances CPU bus frequency overclocking ability. [Enabled] Sets to [Enabled] for EMI control. PCIe Spread Spectrum [Auto] [Auto] Automatic configuration. [Disabled] Enhances the PCIe overclocking ability. [Enabled] Sets to [Enabled] for EMI control. EPU Power Saving Mode [Disabled] Allows you to enable or disable the EPU power saving function. Configuration options: [Disabled] [Enabled] Chapter 3 3-8 Chapter 3: BIOS setup

Section	Page
Contents	3
Notices	6
Safety information	7
About this guide	8
M5A99X EVO specifications summary	10
Chapter 1: Product introduction	13
1.1 Welcome!	13
1.2 Package contents	13
1.3 Special features	14
1.3.1 Product highlights	14
1.3.2 Dual Intelligent Processors 2 with DIGI+ VRM	15
1.3.3 ASUS Exclusive Features	15
1.3.4 ASUS Quiet Thermal Solution	16
1.3.5 ASUS EZ DIY	16
1.3.6 Other special 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 Central Processing Unit (CPU)	22
2.2.3 System memory	23
2.2.4 Expansion slots	31
2.2.5 Jumper	33
2.2.6 Onboard switches	34
2.2.7 Onboard LEDs	37
2.2.8 Internal connectors	39
2.3 Building your computer system	48
2.3.1 Additional tools and components to build a PC system	48
2.3.2 CPU installation	49
2.3.3 CPU heatsink and fan assembly installation	50
2.3.4 DIMM installation	53
2.3.5 Motherboard installation	54
2.3.6 ATX Power connection	56
2.3.7 SATA device connection	57
2.3.8 Front I/O Connector	58
2.3.9 Expension Card installation	59
2.3.10 Rear panel connection	60
2.3.11 Audio I/O connections	62
2.4 Starting up for the first time	64
2.5 Turning off the computer	64
Chapter 3: BIOS setup	65
3.1 Knowing BIOS	65
3.2 BIOS setup program	65
3.2.1 EZ Mode	66
3.2.2 Advanced Mode	67
3.3 Main menu	69
3.4 Ai Tweaker menu	71
3.5 Advanced menu	77
3.5.1 CPU Configuration	78
3.5.2 North Bridge Configuration	79
3.5.3 SATA Configuration	80
3.5.4 USB Configuration	82
3.5.5 CPU Core On/Off Function	83
3.5.6 Onboard Devices Configuration	83
3.5.7 APM	85
3.6 Monitor menu	86
3.7 Boot menu	88
3.8 Tools menu	90
3.8.1 ASUS EZ Flash 2	90
3.8.2 ASUS SPD Information	91
3.8.3 ASUS O.C. Profile	92
3.9 Exit menu	93
3.10 Updating BIOS	94
3.10.1 ASUS Update utility	94
3.10.2 ASUS EZ Flash 2 utility	97
3.10.3 ASUS BIOS Updater	99
Chapter 4: Software support	103
4.1 Installing an operating system	103
4.2 Support DVD information	103
4.2.1 Running the support DVD	103
4.2.2 Obtaining the software manuals	104
4.3 Software information	105
4.3.1 AI Suite II	105
4.3.2 DIGI+ VRM	106
4.3.3 TurboV EVO	107
4.3.4 EPU	111
4.3.5 FAN Xpert	112
4.3.6 Probe II	113
4.3.7 Sensor Recorder	114
4.3.8 Ai Charger+	115
4.3.9 Monitor	116
4.3.10 System Information	117
4.3.11 Audio configurations	118
4.4 RAID configurations	119
4.4.1 RAID definitions	119
4.4.2 Installing Serial ATA hard disks	120
4.4.3 Setting the RAID item in BIOS	120
4.4.4 AMD® Option ROM Utility	121
4.5 Creating a RAID driver disk	124
4.5.1 Creating a RAID driver disk without entering the OS	124
4.5.2 Creating a RAID driver disk in Windows®	124
4.5.3 Installing the RAID driver during Windows® OS installation	125
4.5.4 Using a USB floppy disk drive	126
Chapter 5: Multiple GPU technology support	129
5.1 ATI® CrossFireX™ technology	129
5.1.1 Requirements	129
5.1.2 Before you begin	129
5.1.3 Installing two CrossFireX™ graphics cards	130
5.1.4 Installing the device drivers	131
5.1.5 Enabling the ATI® CrossFireX™ technology	131
5.2 NVIDIA® SLI™ technology	132
5.2.1 Requirements	132
5.2.2 Installing two SLI-ready graphics cards	132
5.2.3 Installing the device drivers	133