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Contents Notices...vi Safety information vii About this guide viii P7H55/USB3 specifications summary ix Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.2.1 Motherboard layout 1-2 1.2.2 Layout contents 1-2 1.3 Central Processing Unit (CPU 1-3 1.3.1 Installing the CPU 1-3 1.3.2 Installing the CPU ... 1-21 1.8.1 Rear panel connectors 1-21 1.8.2 Internal connectors 1-22 1.9 Installing an operating system 1-28 1.10 Support DVD information 1-28 1.10.1 Running the support DVD 1-28 Chapter 2: BIOS setup 2.1 Managing and updating your...
Contents Notices...vi Safety information vii About this guide viii P7H55/USB3 specifications summary ix Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-2 1.2.1 Motherboard layout 1-2 1.2.2 Layout contents 1-2 1.3 Central Processing Unit (CPU 1-3 1.3.1 Installing the CPU 1-3 1.3.2 Installing the CPU ... 1-21 1.8.1 Rear panel connectors 1-21 1.8.2 Internal connectors 1-22 1.9 Installing an operating system 1-28 1.10 Support DVD information 1-28 1.10.1 Running the support DVD 1-28 Chapter 2: BIOS setup 2.1 Managing and updating your...
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Contents 2.1.1 ASUS Update 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS CrashFree BIOS 3 utility 2-3 2.2 BIOS setup program 2-4 2.3 Main menu 2-4 2.3.1 SATA 1-6 2-5 2.3.2 Storage Configuration 2-6 2.3.3 AHCI Configuration 2-6 2.3.4 System Information 2-7 2.4 Ai Tweaker menu 2-8 2.4.1 CPU Level Up 2-8 2.4.2 Ai Overclock Tuner 2-9 2.4.3 CPU Ratio Setting 2-9 2.4.4 Intel(R) SpeedStep(TM) Tech 2-10 2.4.5 Intel(R) TurboMode Tech 2-10 2.4.6 Xtreme Phase Full Power Mode 2-10 2.4.7 DRAM Frequency 2-10 2.4.8 QPI Frequency 2-10 2.4.9 ASUS/3rd...
Contents 2.1.1 ASUS Update 2-1 2.1.2 ASUS EZ Flash 2 2-2 2.1.3 ASUS CrashFree BIOS 3 utility 2-3 2.2 BIOS setup program 2-4 2.3 Main menu 2-4 2.3.1 SATA 1-6 2-5 2.3.2 Storage Configuration 2-6 2.3.3 AHCI Configuration 2-6 2.3.4 System Information 2-7 2.4 Ai Tweaker menu 2-8 2.4.1 CPU Level Up 2-8 2.4.2 Ai Overclock Tuner 2-9 2.4.3 CPU Ratio Setting 2-9 2.4.4 Intel(R) SpeedStep(TM) Tech 2-10 2.4.5 Intel(R) TurboMode Tech 2-10 2.4.6 Xtreme Phase Full Power Mode 2-10 2.4.7 DRAM Frequency 2-10 2.4.8 QPI Frequency 2-10 2.4.9 ASUS/3rd...
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... enclosed in this guide To make sure that you MUST follow to change system settings through the BIOS Setup menus. Example: ++ viii DANGER/WARNING: Information to prevent injury to yourself when trying to the ASUS contact information. 2. Optional documentation Your product package may include optional documentation, such as warranty flyers, that you...
... enclosed in this guide To make sure that you MUST follow to change system settings through the BIOS Setup menus. Example: ++ viii DANGER/WARNING: Information to prevent injury to yourself when trying to the ASUS contact information. 2. Optional documentation Your product package may include optional documentation, such as warranty flyers, that you...
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... Processer: - P7H55/USB3 specifications summary ASUS Unique Features ASUS Exclusive Overclocking Features Back Panel I /O (continued on the next page) ASUS Fan Xpert ASUS EZ DIY: - vDRAM Bus: 64-step DRAM voltage control - vCPU PLL: 56-step reference voltage control SFS (Stepless Frequency Selection): - ASUS Fanless Design: Stylish Heatsink Solution, MOS Heatsink - ASUS CrashFree BIOS 3 - Multi-language BIOS Precision Tweaker 2: - ASUS TurboV...
... Processer: - P7H55/USB3 specifications summary ASUS Unique Features ASUS Exclusive Overclocking Features Back Panel I /O (continued on the next page) ASUS Fan Xpert ASUS EZ DIY: - vDRAM Bus: 64-step DRAM voltage control - vCPU PLL: 56-step reference voltage control SFS (Stepless Frequency Selection): - ASUS Fanless Design: Stylish Heatsink Solution, MOS Heatsink - ASUS CrashFree BIOS 3 - Multi-language BIOS Precision Tweaker 2: - ASUS TurboV...
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... 2.0a WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE 2 x Serial ATA 3.0Gb/s cables 1 x I /O Connectors BIOS Features Manageability Accessories Support DVD Contents Form Factor 2 x USB connectors support additional 4 USB ports 6 x SATA 3Gb/s connectors 1 x 4-pin ...in 1 Q-connector (USB, System panel; Retail version only) User's manual Drivers ASUS Utilities ASUS Update Anti-virus software (OEM version) ATX Form Factor, 12"x 8.6" (30.5cm x 21.8cm) *Specifications are subject to change without notice. P7H55/USB3 specifications summary Internal I /O shield 2 in 1 x 24-pin EATX Power connector ...
... 2.0a WfM 2.0, DMI 2.0, WOL by PME, WOR by PME, PXE 2 x Serial ATA 3.0Gb/s cables 1 x I /O Connectors BIOS Features Manageability Accessories Support DVD Contents Form Factor 2 x USB connectors support additional 4 USB ports 6 x SATA 3Gb/s connectors 1 x 4-pin ...in 1 Q-connector (USB, System panel; Retail version only) User's manual Drivers ASUS Utilities ASUS Update Anti-virus software (OEM version) ATX Form Factor, 12"x 8.6" (30.5cm x 21.8cm) *Specifications are subject to change without notice. P7H55/USB3 specifications summary Internal I /O shield 2 in 1 x 24-pin EATX Power connector ...
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.... Refer to install 4GB or more on its Serial Presence Detect (SPD), which is supported for overclocking may install varying memory sizes in BIOS. Use a maximum of 3GB system memory if you are using a 32-bit Windows OS. - Install a 64-bit Windows OS ...less (Memory chip capacity counts in Megabit, 8 Megabit/Mb = 1 Megabyte/MB). • The default memory operation frequency is dependent on the motherboard. ASUS P7H55/USB3 1-9 Profile feature in Channel A and Channel B. For optimum compatibility, we recommend that you install 4GB or more details, refer to DDR3-1333. To ...
.... Refer to install 4GB or more on its Serial Presence Detect (SPD), which is supported for overclocking may install varying memory sizes in BIOS. Use a maximum of 3GB system memory if you are using a 32-bit Windows OS. - Install a 64-bit Windows OS ...less (Memory chip capacity counts in Megabit, 8 Megabit/Mb = 1 Megabyte/MB). • The default memory operation frequency is dependent on the motherboard. ASUS P7H55/USB3 1-9 Profile feature in Channel A and Channel B. For optimum compatibility, we recommend that you install 4GB or more details, refer to DDR3-1333. To ...
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...8226;•• ••• •• P7H55/USB3 Motherboard Qualified Vendors Lists (QVL) DDR3-1067MHz capability for Intel Clarkdale CPU (continued) Vendor Part No. ELPIDA J1108EDSE-DJ-F - P7H55/USB3 Motherboard Qualified Vendors Lists (QVL) DDR3-1333MHz capability for Intel...; • • • • • • 1-14 Chapter 1: Product introduction NANYA K4B1G0846D 9 K4B1G0846E - K4B1G0846E - Timing Dimm(Bios) 2GB DS 2GB DS 2GB DS 4GB DS 2GB(2 x 1GB) SS 1GB SS 2GB DS 1GB SS 1GB SS 1GB SS 1GB SS 2GB DS...
...8226;•• ••• •• P7H55/USB3 Motherboard Qualified Vendors Lists (QVL) DDR3-1067MHz capability for Intel Clarkdale CPU (continued) Vendor Part No. ELPIDA J1108EDSE-DJ-F - P7H55/USB3 Motherboard Qualified Vendors Lists (QVL) DDR3-1333MHz capability for Intel...; • • • • • • 1-14 Chapter 1: Product introduction NANYA K4B1G0846D 9 K4B1G0846E - K4B1G0846E - Timing Dimm(Bios) 2GB DS 2GB DS 2GB DS 4GB DS 2GB(2 x 1GB) SS 1GB SS 2GB DS 1GB SS 1GB SS 1GB SS 1GB SS 2GB DS...
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... Qimonda IDSH51-03A1F1C-10F Timing Dimm(Bios) Voltage 7 - 7 - 7 - 7 - 7 - 7 - 7 - - - 8 - 7 - - - 7 - 7 - 7 - 7 - 7 1.5 7 1.5 - 1.5 - 1.5 7 - 7 - 7 - 7 - 8 1.5 7 - - - - - - - 7 - Refer to Intel CPU spec, CPUs with a 2.66G CPU, enable the DRAM O.C. To use DIMMs of a higher frequency with a core frequency of 2.66G support the maximum DIMM frequency of individual CPUs. • According to DDR3-1333. ASUS P7H55/USB3 1-15 ASUS exclusively provides two DDR3-1600 DIMM...
... Qimonda IDSH51-03A1F1C-10F Timing Dimm(Bios) Voltage 7 - 7 - 7 - 7 - 7 - 7 - 7 - - - 8 - 7 - - - 7 - 7 - 7 - 7 - 7 1.5 7 1.5 - 1.5 - 1.5 7 - 7 - 7 - 7 - 8 1.5 7 - - - - - - - 7 - Refer to Intel CPU spec, CPUs with a 2.66G CPU, enable the DRAM O.C. To use DIMMs of a higher frequency with a core frequency of 2.66G support the maximum DIMM frequency of individual CPUs. • According to DDR3-1333. ASUS P7H55/USB3 1-15 ASUS exclusively provides two DDR3-1600 DIMM...
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...specifications. 1.5.5 PCI Express 2.0 x16 slots This motherboard has two PCI Express 2.0 x16 slots that came with the PCI Express specifications. Turn on BIOS setup. 2. Failure to do so may need to get better performance. • We recommend that it by adjusting the software settings. 1. Before...intend to use the PCIe 2.0 x16_1 slot (blue) for a PCI Express x16 graphics card to install expansion cards. Refer to the card. 3. ASUS P7H55/USB3 1-17 Assign an IRQ to section 1.2 Motherboard overview for the location of the expansion slot. • In single VGA card mode, use . 1.5...
...specifications. 1.5.5 PCI Express 2.0 x16 slots This motherboard has two PCI Express 2.0 x16 slots that came with the PCI Express specifications. Turn on BIOS setup. 2. Failure to do so may need to get better performance. • We recommend that it by adjusting the software settings. 1. Before...intend to use the PCIe 2.0 x16_1 slot (blue) for a PCI Express x16 graphics card to install expansion cards. Refer to the card. 3. ASUS P7H55/USB3 1-17 Assign an IRQ to section 1.2 Motherboard overview for the location of the expansion slot. • In single VGA card mode, use . 1.5...
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... such as system passwords. To erase the RTC RAM: 1. Keep the cap on CLRTC jumper default position. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Except when clearing the RTC RAM... above do not need to clear the RTC when the system hangs due to pins 1-2. 3. Shut down the key during the boot process and enter BIOS setup to default values. 1-18 Chapter 1: Product introduction Plug the power cord and turn ON the computer. 4. You can automatically reset parameter settings to re...
... such as system passwords. To erase the RTC RAM: 1. Keep the cap on CLRTC jumper default position. Hold down and reboot the system so the BIOS can clear the CMOS memory of date, time, and system setup parameters by erasing the CMOS RTC RAM data. Except when clearing the RTC RAM... above do not need to clear the RTC when the system hangs due to pins 1-2. 3. Shut down the key during the boot process and enter BIOS setup to default values. 1-18 Chapter 1: Product introduction Plug the power cord and turn ON the computer. 4. You can automatically reset parameter settings to re...
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... the test fails, the system reboots and test the next set of failsafe settings. switch to boot after turning on the computer. ASUS P7H55/USB3 1-19 MemOK! switch until the DRAM_LED starts blinking to begin automatic memory compatibility tuning for successful boot. • The DRAM_LED also lights.... Replace the DIMMs with the motherboard may cause system boot failure, and the DRAM_LED near the MemOK! switch Installing DIMMs that the BIOS has been restored to its default settings. The blinking speed of the DRAM_LED increases, indicating different test processes. • If the ...
... the test fails, the system reboots and test the next set of failsafe settings. switch to boot after turning on the computer. ASUS P7H55/USB3 1-19 MemOK! switch until the DRAM_LED starts blinking to begin automatic memory compatibility tuning for successful boot. • The DRAM_LED also lights.... Replace the DIMMs with the motherboard may cause system boot failure, and the DRAM_LED near the MemOK! switch Installing DIMMs that the BIOS has been restored to its default settings. The blinking speed of the DRAM_LED increases, indicating different test processes. • If the ...
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... to auto-tune your CPU to Enable under the OS environment, the Turbo Key II function will use the TurboV Auto Tuning, overclock in the BIOS setup program, and enable the Turbo Key II function at the same time. For ensuring the system performance, turn the switch setting to Enable when... Key II switch lights when the switch setting is turned to Enable. • If you clear the CMOS or load the BIOS setup defaults, the related overclocking items in the BIOS menu follow the current setting of the Turbo Key II switch. • If you change the switch setting to enhance the...
... to auto-tune your CPU to Enable under the OS environment, the Turbo Key II function will use the TurboV Auto Tuning, overclock in the BIOS setup program, and enable the Turbo Key II function at the same time. For ensuring the system performance, turn the switch setting to Enable when... Key II switch lights when the switch setting is turned to Enable. • If you clear the CMOS or load the BIOS setup defaults, the related overclocking items in the BIOS menu follow the current setting of the Turbo Key II switch. • If you change the switch setting to enhance the...
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...`97 audio standard. If you want to connect a high-definition front panel audio module to this connector, set the Front Panel Type item in the BIOS setup to [HD Audio]. 5. Connect one end of the front panel audio I /O module that you want to connect an AC'97 front panel audio module...
...`97 audio standard. If you want to connect a high-definition front panel audio module to this connector, set the Front Panel Type item in the BIOS setup to [HD Audio]. 5. Connect one end of the front panel audio I /O module that you want to connect an AC'97 front panel audio module...
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... section Storage Configuration for Serial ATA hard disk drives and optical disc drives. • These connectors are set the Configure SATA as item in the BIOS to Standard IDE mode by default. ASUS P7H55/USB3 1-25 6.
... section Storage Configuration for Serial ATA hard disk drives and optical disc drives. • These connectors are set the Configure SATA as item in the BIOS to Standard IDE mode by default. ASUS P7H55/USB3 1-25 6.
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...; System warning speaker (4-pin SPEAKER) This 4-pin connector is for the chassis-mounted system warning speaker. Pressing the power button turns the system on the BIOS settings.
...; System warning speaker (4-pin SPEAKER) This 4-pin connector is for the chassis-mounted system warning speaker. Pressing the power button turns the system on the BIOS settings.
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... a network or an Internet Service Provider (ISP). • This utility is copied to your BIOS Save a copy of the updating process. ASUS P7H55/USB3 2-1 Quit all Windows® applications before you to avoid network traffic, or click Auto elect. c. Chapter 2 BIOS setup 2.1 Managing and updating your system. From the dropdown list, select any of the...
... a network or an Internet Service Provider (ISP). • This utility is copied to your BIOS Save a copy of the updating process. ASUS P7H55/USB3 2-1 Quit all Windows® applications before you to avoid network traffic, or click Auto elect. c. Chapter 2 BIOS setup 2.1 Managing and updating your system. From the dropdown list, select any of the...
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... Press to the USB port, then launch EZ Flash 2 in any of updating itself through the Internet. ASUSTek EZ Flash 2 BIOS ROM Utility V4.12 Current ROM BOARD: P7H55-USB3 VER: 0108 DATE: 04/21/2010 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] ...press to avail all its features. Select Update BIOS from a BIOS file a. b. Locate the BIOS file from the ASUS website at www.asus.com. To update the BIOS using this utility, download the latest BIOS file from the Open window, then click Open. 3. The ASUS Update utility is found. Always update the ...
... Press to the USB port, then launch EZ Flash 2 in any of updating itself through the Internet. ASUSTek EZ Flash 2 BIOS ROM Utility V4.12 Current ROM BOARD: P7H55-USB3 VER: 0108 DATE: 04/21/2010 Update ROM BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] ...press to avail all its features. Select Update BIOS from a BIOS file a. b. Locate the BIOS file from the ASUS website at www.asus.com. To update the BIOS using this utility, download the latest BIOS file from the Open window, then click Open. 3. The ASUS Update utility is found. Always update the ...
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... boot failure! 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 utility is found , the utility reads the BIOS file and starts flashing the corrupted BIOS file. 4. 2. When the correct BIOS file is an auto recovery tool that contains the BIOS file. Turn off the system after the utility completes the updating process and power on again. 5. ASUS P7H55/USB3 2-3 The system...
... boot failure! 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 utility is found , the utility reads the BIOS file and starts flashing the corrupted BIOS file. 4. 2. When the correct BIOS file is an auto recovery tool that contains the BIOS file. Turn off the system after the utility completes the updating process and power on again. 5. ASUS P7H55/USB3 2-3 The system...
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...brief online help to guide you in this section are for most conditions to ensure optimum performance. Entering BIOS Setup at startup To enter BIOS Setup at www.asus.com to download the latest BIOS file for this motherboard apply for reference purposes only, and may not exactly match what you see ...on your data or system. Using the power button, reset button, or the ++ keys to force reset from the operating system. • The default BIOS settings...
...brief online help to guide you in this section are for most conditions to ensure optimum performance. Entering BIOS Setup at startup To enter BIOS Setup at www.asus.com to download the latest BIOS file for this motherboard apply for reference purposes only, and may not exactly match what you see ...on your data or system. Using the power button, reset button, or the ++ keys to force reset from the operating system. • The default BIOS settings...
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... (Ultra DMA). 2.3.1 SATA 1-6 While entering Setup, the BIOS automatically detects the presence of the S.M.A.R.T (Smart Monitoring, Analysis, and Reporting Technology). [Enabled] Enables the S.M.A.R.T feature. [Disabled] Disables the S.M.A.R.T feature. The DMA mode consists of the DMA mode. ASUS P7H55/USB3 2-5 Setting to Mode 0, 1, 2, 3, or 4. Block... [Disabled] When set to [Auto], the data transfer from and to the device occurs in the system. The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async ...
... (Ultra DMA). 2.3.1 SATA 1-6 While entering Setup, the BIOS automatically detects the presence of the S.M.A.R.T (Smart Monitoring, Analysis, and Reporting Technology). [Enabled] Enables the S.M.A.R.T feature. [Disabled] Disables the S.M.A.R.T feature. The DMA mode consists of the DMA mode. ASUS P7H55/USB3 2-5 Setting to Mode 0, 1, 2, 3, or 4. Block... [Disabled] When set to [Auto], the data transfer from and to the device occurs in the system. The BIOS automatically detects the values opposite the dimmed items (Device, Vendor, Size, LBA Mode, Block Mode, PIO Mode, Async ...