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...ASUS exclusive features 1-4 Chapter 2: Hardware information 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-2 2.2.1 Motherboard layout 2-2 2.2.2 Layout contents 2-3 2.2.3 Placement direction 2-4 2.2.4 Screw holes 2-4 2.3 Central Processing Unit (CPU 2-5 2.3.1 Installing the CPU 2-5 2.3.2 Installing the CPU heatsink and fan 2-8 2.3.3 Uninstalling the CPU heatsink and fan 2-9 2.4 System memory 2-10 2.4.1 Overview 2-10 2.4.2 Memory...ix SABERTOOTH 55i specifications summary xi Chapter 1: Product introduction 1.1 Welcome!...1-1 1.2 Package contents 1-1 1.3 Special features...
...ASUS exclusive features 1-4 Chapter 2: Hardware information 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-2 2.2.1 Motherboard layout 2-2 2.2.2 Layout contents 2-3 2.2.3 Placement direction 2-4 2.2.4 Screw holes 2-4 2.3 Central Processing Unit (CPU 2-5 2.3.1 Installing the CPU 2-5 2.3.2 Installing the CPU heatsink and fan 2-8 2.3.3 Uninstalling the CPU heatsink and fan 2-9 2.4 System memory 2-10 2.4.1 Overview 2-10 2.4.2 Memory...ix SABERTOOTH 55i specifications summary xi Chapter 1: Product introduction 1.1 Welcome!...1-1 1.2 Package contents 1-1 1.3 Special features...
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...Backup and Super Speed functions * Drive Xpert function is subject to the physical characteristics of individual CPUs. ** Refer to www.asus.com or this user manual for the Memory QVL (Qualified Vendors Lists) 2 x PCI Express 2.0 x16 slots (single at x16 or dual at x8 / x8 mode) 3...8 ports at back panel) VIA® VT6308P controller supports 2 x IEEE 1394a ports (one at midboard, one at back I/O - SABERTOOTH 55i specifications summary CPU Chipset Memory Expansion slots Multi-GPU support Storage LAN USB IEEE 1394 Audio LGA1156 socket for Intel® Core™ i7 / Core™ i5 ...
...Backup and Super Speed functions * Drive Xpert function is subject to the physical characteristics of individual CPUs. ** Refer to www.asus.com or this user manual for the Memory QVL (Qualified Vendors Lists) 2 x PCI Express 2.0 x16 slots (single at x16 or dual at x8 / x8 mode) 3...8 ports at back panel) VIA® VT6308P controller supports 2 x IEEE 1394a ports (one at midboard, one at back I/O - SABERTOOTH 55i specifications summary CPU Chipset Memory Expansion slots Multi-GPU support Storage LAN USB IEEE 1394 Audio LGA1156 socket for Intel® Core™ i7 / Core™ i5 ...
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... x Reset switch (continued on the next page) xii TUF Cap. & MOSFET (certified by military-standard) "Ultimate COOL!" ASUS Fan Xpert "Safe & Stable!" SABERTOOTH 55i specifications summary ASUS TUF features Other special features Back panel I/O ports Internal I /O ports 3 x USB connectors support additional 6 USB ports ...panel audio connector 1 x S/PDIF Out header CD audio in 24-pin ATX Power connector 8-pin EATX 12V Power connector System Panel (Q-Connector) 1 x MemOK! Power Design - 12-phase CPU Power - 2-phase Memory Power - 2-phase VTT_CPU Power - Guardian Angel - Drive Xpert - CeraM...
... x Reset switch (continued on the next page) xii TUF Cap. & MOSFET (certified by military-standard) "Ultimate COOL!" ASUS Fan Xpert "Safe & Stable!" SABERTOOTH 55i specifications summary ASUS TUF features Other special features Back panel I/O ports Internal I /O ports 3 x USB connectors support additional 6 USB ports ...panel audio connector 1 x S/PDIF Out header CD audio in 24-pin ATX Power connector 8-pin EATX 12V Power connector System Panel (Q-Connector) 1 x MemOK! Power Design - 12-phase CPU Power - 2-phase Memory Power - 2-phase VTT_CPU Power - Guardian Angel - Drive Xpert - CeraM...
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...ASUS This motherboard and its packaging comply with the ASUS vision of the latest 3D graphics, multimedia, and Internet applications. Intel® Lynnfield processor is one -chipset design to Chapter 5 for details. Intel® P55 The Intel® P55 Express Chipset is in the world. SABERTOOTH 55i...point links, allowing increased bandwidth and stability. Dual-Channel DDR3 2000 / 1800 / 1600 / 1333 / 1066 support The motherboard supports DDR3 memory that enhances system performance. Quad-GPU SLI™ and Quad-GPU CrossFireX™ support! Intel® P55 provides improved ...
...ASUS This motherboard and its packaging comply with the ASUS vision of the latest 3D graphics, multimedia, and Internet applications. Intel® Lynnfield processor is one -chipset design to Chapter 5 for details. Intel® P55 The Intel® P55 Express Chipset is in the world. SABERTOOTH 55i...point links, allowing increased bandwidth and stability. Dual-Channel DDR3 2000 / 1800 / 1600 / 1333 / 1066 support The motherboard supports DDR3 memory that enhances system performance. Quad-GPU SLI™ and Quad-GPU CrossFireX™ support! Intel® P55 provides improved ...
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... controls of fan speed to cool the memory. fan frame provides an effective and easy DIY way to achieve a quiet and cool environment. ASUS SABERTOOTH 55i 1-3 E.S.P. The built-in system stability.... With the high quality power components such as graphics card, PCI slots, and chipsets. ASUS Fan Xpert ASUS Fan Xpert intelligently allows you to adjust both the CPU and chassis fan speeds according to effectively enhance the overclocking capability. Efficient Switching Power Design Exclusively for this motherboard...
... controls of fan speed to cool the memory. fan frame provides an effective and easy DIY way to achieve a quiet and cool environment. ASUS SABERTOOTH 55i 1-3 E.S.P. The built-in system stability.... With the high quality power components such as graphics card, PCI slots, and chipsets. ASUS Fan Xpert ASUS Fan Xpert intelligently allows you to adjust both the CPU and chassis fan speeds according to effectively enhance the overclocking capability. Efficient Switching Power Design Exclusively for this motherboard...
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... your system up and running in the incoming audio stream while recording. This remarkable memory rescue tool requires nothing but a push of complicated configurations. Memory compatibility is the fastest memory booting solution today. The technology is ideal for details. MemOK! ESD Guards ESD...improve your existing stereo speakers or headphones. ASUS Drive Xpert Without BIOS setups, the ASUS exclusive Drive Xpert is able to secure data on their hard drive transfer rates-ensuring that can damage the motherboard's components. ASUS Noise Filter This feature detects repetitive and ...
... your system up and running in the incoming audio stream while recording. This remarkable memory rescue tool requires nothing but a push of complicated configurations. Memory compatibility is the fastest memory booting solution today. The technology is ideal for details. MemOK! ESD Guards ESD...improve your existing stereo speakers or headphones. ASUS Drive Xpert Without BIOS setups, the ASUS exclusive Drive Xpert is able to secure data on their hard drive transfer rates-ensuring that can damage the motherboard's components. ASUS Noise Filter This feature detects repetitive and ...
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... performance with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. The figure illustrates the location of the DDR3 DIMM sockets: Chapter 2 Recommended memory configurations One DIMM: Install one memory module in slot A1 or B1 first as a DDR2 DIMM ...but is notched differently to prevent installation on a DDR2 DIMM socket. A DDR3 module has the same physical dimensions as a single-channel operation. 2.4 System memory 2.4.1 Overview The motherboard comes ...
... performance with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. The figure illustrates the location of the DDR3 DIMM sockets: Chapter 2 Recommended memory configurations One DIMM: Install one memory module in slot A1 or B1 first as a DDR2 DIMM ...but is notched differently to prevent installation on a DDR2 DIMM socket. A DDR3 module has the same physical dimensions as a single-channel operation. 2.4 System memory 2.4.1 Overview The motherboard comes ...
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... a higher frequency, refer to section 3.5 Ai Tweaker menu for manual memory frequency adjustment. • For system stability, use a more memory on the motherboard, the actual usable memory for single-channel operation. • Due to support a full memory load (4 DIMMs) or overclocking condition. ASUS SABERTOOTH 55i 2-11 Any excess memory from the higher-sized channel is the standard way of...
... a higher frequency, refer to section 3.5 Ai Tweaker menu for manual memory frequency adjustment. • For system stability, use a more memory on the motherboard, the actual usable memory for single-channel operation. • Due to support a full memory load (4 DIMMs) or overclocking condition. ASUS SABERTOOTH 55i 2-11 Any excess memory from the higher-sized channel is the standard way of...
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...C*: Supports four (4) modules inserted into both the brown and the beige slots as two pairs of Dual-channel memory configuration. • ASUS exclusively provides hyper DIMM support function. • Hyper DIMM support is subject to the physical characteristics of up ...a 2.66G CPU, enable the DRAM O.C. ASUS exclusively provides two DDR3-1600 DIMM support for each memory channel. • According to Intel spec definition, DDR3-1600 is supported for the latest QVL. 2-16 Chapter 2: Hardware information SABERTOOTH 55i Motherboard Qualified Vendors Lists (QVL) DDR3-1066MHz capability...
...C*: Supports four (4) modules inserted into both the brown and the beige slots as two pairs of Dual-channel memory configuration. • ASUS exclusively provides hyper DIMM support function. • Hyper DIMM support is subject to the physical characteristics of up ...a 2.66G CPU, enable the DRAM O.C. ASUS exclusively provides two DDR3-1600 DIMM support for each memory channel. • According to Intel spec definition, DDR3-1600 is supported for the latest QVL. 2-16 Chapter 2: Hardware information SABERTOOTH 55i Motherboard Qualified Vendors Lists (QVL) DDR3-1066MHz capability...
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... turn ON the computer. 4. 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. The onboard button cell battery powers the RAM data in CMOS...
... turn ON the computer. 4. 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. The onboard button cell battery powers the RAM data in CMOS...
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.... • If your system fail to boot due to the latest BIOS version from the ASUS website at www.asus.com after using the MemOK! switch to memory tuning requirement, the system automatically reboots when each timing set of the DRAM_LED increases, indicating different... test processes. • Due to boot and load BIOS default settings. switch lights continuously. Replace the DIMMs with the motherboard...
.... • If your system fail to boot due to the latest BIOS version from the ASUS website at www.asus.com after using the MemOK! switch to memory tuning requirement, the system automatically reboots when each timing set of the DRAM_LED increases, indicating different... test processes. • Due to boot and load BIOS default settings. switch lights continuously. Replace the DIMMs with the motherboard...
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...on the screen. At power on, hold down the key to disabled No keyboard detected No memory detected No VGA detected Hardware component failure 7. Follow the instructions in Chapter 3. 2.11 Turning ...the system power LED on the system front panel case lights up when you press the ATX power button. BIOS Beep One short beep One continuous beep followed by two short beeps ... time 1. Connect the power cord to section 3.7 Power menu in the following order: a. ASUS SABERTOOTH 55i 2-41 Check the jumper settings and connections or call your monitor complies with the last device ...
...on the screen. At power on, hold down the key to disabled No keyboard detected No memory detected No VGA detected Hardware component failure 7. Follow the instructions in Chapter 3. 2.11 Turning ...the system power LED on the system front panel case lights up when you press the ATX power button. BIOS Beep One short beep One continuous beep followed by two short beeps ... time 1. Connect the power cord to section 3.7 Power menu in the following order: a. ASUS SABERTOOTH 55i 2-41 Check the jumper settings and connections or call your monitor complies with the last device ...
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... this mode, and if the device was not previously formatted with much less CPU overhead. The DMA mode consists of the appropriate device type. Chapter 3 ASUS SABERTOOTH 55i 3-11 Block (Multi-Sector Transfer) M [Auto] [Auto] When set to [Auto], the data transfer from and to the device occurs in SATA1-4 ...] (ATAPI Removable Media Device) if your computer to transfer data to and from and to the processor. DMA Mode [Auto] DMA (Direct Memory Access) allows your device is installed. Allows automatic selection of SWDMA (single-word DMA), MWDMA (multi-word DMA), and UDMA (Ultra DMA).
... this mode, and if the device was not previously formatted with much less CPU overhead. The DMA mode consists of the appropriate device type. Chapter 3 ASUS SABERTOOTH 55i 3-11 Block (Multi-Sector Transfer) M [Auto] [Auto] When set to [Auto], the data transfer from and to the device occurs in SATA1-4 ...] (ATAPI Removable Media Device) if your computer to transfer data to and from and to the processor. DMA Mode [Auto] DMA (Direct Memory Access) allows your device is installed. Allows automatic selection of SWDMA (single-word DMA), MWDMA (multi-word DMA), and UDMA (Ultra DMA).
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... item Configure SATA as from the submenu of SATA devices. The BIOS automatically detects the BIOS information, CPU specification, and system memory in this option if no SATA devices are installed. Main AHCI Settings BIOS SETUP UTILITY SATA Port1 [Not Detected] SATA Port2 ... Date : 07/30/09 EC BIOS Version : MBEC-0027 Processor Type : Genuine Intel(R) CPU @ 2.13GHz Speed : 2139MHz System Memory Usable Size : 1016MB Chapter 3 ASUS SABERTOOTH 55i 3-13 3.4.3 AHCI Configuration This menu is a monitor system. It appears only when you an overview of the device type connected to ...
... item Configure SATA as from the submenu of SATA devices. The BIOS automatically detects the BIOS information, CPU specification, and system memory in this option if no SATA devices are installed. Main AHCI Settings BIOS SETUP UTILITY SATA Port1 [Not Detected] SATA Port2 ... Date : 07/30/09 EC BIOS Version : MBEC-0027 Processor Type : Genuine Intel(R) CPU @ 2.13GHz Speed : 2139MHz System Memory Usable Size : 1016MB Chapter 3 ASUS SABERTOOTH 55i 3-13 3.4.3 AHCI Configuration This menu is a monitor system. It appears only when you an overview of the device type connected to ...
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Overclocks DRAM frequency by your memory modules for optimizing the system performance. Chapter 3 3-14 Chapter 3: BIOS setup Main Ai Tweaker BIOS SETUP UTILITY Advanced Power Boot Configure System Performance Settings Ai ... on CHA [Auto] DRAM DATA REF Voltage on CHB [Auto] DRAM CTRL REF Voltage on the motherboard. Loads the optimal settings for this item to set overclocking parameters. If you install memory modules supporting the eXtreme Memory Profile (X.M.P.) Technology, choose this chapter vary depending on the CPU and DIMM model you to individually...
Overclocks DRAM frequency by your memory modules for optimizing the system performance. Chapter 3 3-14 Chapter 3: BIOS setup Main Ai Tweaker BIOS SETUP UTILITY Advanced Power Boot Configure System Performance Settings Ai ... on CHA [Auto] DRAM DATA REF Voltage on CHB [Auto] DRAM CTRL REF Voltage on the motherboard. Loads the optimal settings for this item to set overclocking parameters. If you install memory modules supporting the eXtreme Memory Profile (X.M.P.) Technology, choose this chapter vary depending on the CPU and DIMM model you to individually...
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...DRAM timing and DRAM voltage. Chapter 3 ASUS SABERTOOTH 55i 3-15 mode supported by the operating system. Allows your memory to select the memory profile. DIMM or 1600MHz DIMM, install only one DIMM on each memory channel. 3.5.2 CPU Ratio Setting [Auto]...motherboard. Configuration options: [DDR3-1600MHz] [DDR3-1800MHz] [DDR3-1866MHz] [DDR3-2000MHz] DRAM Frequency (MHz) 1333 1600 Above 1600 CPU Frequency (GHz) 2.66 2.8 Auto Auto D.O.C.P. D.O.C.P. 2.93 Auto Auto D.O.C.P. • When using DIMMs with a frequncy higher than the Intel® CPU spec, use this ASUS...
...DRAM timing and DRAM voltage. Chapter 3 ASUS SABERTOOTH 55i 3-15 mode supported by the operating system. Allows your memory to select the memory profile. DIMM or 1600MHz DIMM, install only one DIMM on each memory channel. 3.5.2 CPU Ratio Setting [Auto]...motherboard. Configuration options: [DDR3-1600MHz] [DDR3-1800MHz] [DDR3-1866MHz] [DDR3-2000MHz] DRAM Frequency (MHz) 1333 1600 Above 1600 CPU Frequency (GHz) 2.66 2.8 Auto Auto D.O.C.P. D.O.C.P. 2.93 Auto Auto D.O.C.P. • When using DIMMs with a frequncy higher than the Intel® CPU spec, use this ASUS...
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Refer to set the CPU Integrated Memory Controller voltage. Setting a high VCore voltage may damage the CPU permanently, and setting a low VCore voltage may damage the CPU permanently. This item can be automatically optimized if you set a fixed CPU voltage. Chapter 3 ASUS SABERTOOTH 55i 3-19 Offset Sign [xx] This item appears only when you set...
Refer to set the CPU Integrated Memory Controller voltage. Setting a high VCore voltage may damage the CPU permanently, and setting a low VCore voltage may damage the CPU permanently. This item can be automatically optimized if you set a fixed CPU voltage. Chapter 3 ASUS SABERTOOTH 55i 3-19 Offset Sign [xx] This item appears only when you set...
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... CPU TM function [Enabled] [Enabled] Enables the overheated CPU to throttle its clock speed to boot even without support for CPUs with memory reads. [Disabled] Disables this function. Chapter 3 3-22 Chapter 3: BIOS setup Intel(R) HT Technology [Enabled] The Intel Hyper-Threading ...appear as several systems. [Disabled] Disables this function. Hardware Prefetcher [Enabled] [Enabled] The processor fetches data and instructions from the memory into the cache that are enabled. [Disabled] Only one system to your CPU model. This reduces the latency associated with extended CPUID...
... CPU TM function [Enabled] [Enabled] Enables the overheated CPU to throttle its clock speed to boot even without support for CPUs with memory reads. [Disabled] Disables this function. Chapter 3 3-22 Chapter 3: BIOS setup Intel(R) HT Technology [Enabled] The Intel Hyper-Threading ...appear as several systems. [Disabled] Disables this function. Hardware Prefetcher [Enabled] [Enabled] The processor fetches data and instructions from the memory into the cache that are enabled. [Disabled] Only one system to your CPU model. This reduces the latency associated with extended CPUID...
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...] [C6] 3.6.2 North Bridge Configuration The North Bridge Configuration menu allows you set this function. Memory Remap Feature [Enabled] [Disabled] Do not allow remapping of memory. Chapter 3 ASUS SABERTOOTH 55i 3-23 Intel(R) TurboMode Tech [Enabled] [Enabled] Allows processor cores to run faster than marked frequency...[Enabled] [Enabled] The CPU speed is controlled by your CPU. DISABLE: Do not allow remapping of memory. [Enabled] Allows for the segment of system memory that you install a C-State Technology-supported CPU. [Disabled] Disables this item to [Auto] for BIOS...
...] [C6] 3.6.2 North Bridge Configuration The North Bridge Configuration menu allows you set this function. Memory Remap Feature [Enabled] [Disabled] Do not allow remapping of memory. Chapter 3 ASUS SABERTOOTH 55i 3-23 Intel(R) TurboMode Tech [Enabled] [Enabled] Allows processor cores to run faster than marked frequency...[Enabled] [Enabled] The CPU speed is controlled by your CPU. DISABLE: Do not allow remapping of memory. [Enabled] Allows for the segment of system memory that you install a C-State Technology-supported CPU. [Disabled] Disables this item to [Auto] for BIOS...
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Allows you to save and load CMOS. ASUSTek O.C. Load CMOS Profiles. Chapter 3 ASUS SABERTOOTH 55i 3-35 Profile Allows you update the BIOS file only coming from the same memory/CPU configuration and BIOS version. • Only the CMO file can support devices such as a USB flash disk with FAT ... the file. Press to run the utility to load the previous BIOS settings saved in the BIOS Flash. Profile Utility V1.38 Current CMOS BOARD: SABERTOOTH 55i VER: 0301 DATE: 07/30/2009 Restore CMOS BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or Load [...
Allows you to save and load CMOS. ASUSTek O.C. Load CMOS Profiles. Chapter 3 ASUS SABERTOOTH 55i 3-35 Profile Allows you update the BIOS file only coming from the same memory/CPU configuration and BIOS version. • Only the CMO file can support devices such as a USB flash disk with FAT ... the file. Press to run the utility to load the previous BIOS settings saved in the BIOS Flash. Profile Utility V1.38 Current CMOS BOARD: SABERTOOTH 55i VER: 0301 DATE: 07/30/2009 Restore CMOS BOARD: Unknown VER: Unknown DATE: Unknown PATH: A:\ A: Note [Enter] Select or Load [...