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Contents Notices...viii Safety information ix About this guide xi Crosshair III Formula specifications summary xiii Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-2 1.3.1 Product highlights 1-2 1.3.2 ROG Intelligent Performance & Overclocking features... 1-3 1.3.3 ROG unique features 1-5 1.3.4 ASUS special features 1-6 Chapter 2: Hardware information 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-6 2.2.1 Motherboard layout 2-6 2.2.2 SupremeFX X-Fi audio card layout 2-7 2.2.3 Layout contents 2-7 2.2.4 Placement direction 2-8...
Contents Notices...viii Safety information ix About this guide xi Crosshair III Formula specifications summary xiii Chapter 1: Product introduction 1.1 Welcome 1-1 1.2 Package contents 1-1 1.3 Special features 1-2 1.3.1 Product highlights 1-2 1.3.2 ROG Intelligent Performance & Overclocking features... 1-3 1.3.3 ROG unique features 1-5 1.3.4 ASUS special features 1-6 Chapter 2: Hardware information 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-6 2.2.1 Motherboard layout 2-6 2.2.2 SupremeFX X-Fi audio card layout 2-7 2.2.3 Layout contents 2-7 2.2.4 Placement direction 2-8...
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... 3Gb/s port on the next page) xiii Crosshair III Formula specifications summary CPU Chipset System Bus Memory Expansion Slots Multi-GPU Technology Storage LAN High Definition Audio IEEE 1394 AMD socket AM3 Phenom™ II / Athlon™ II / Sempron™ 100 Series processors Supports 45nm CPU AMD® Cool 'n'...;��o��r�y *Refer to www.asus.com or user manual for the Memory QVL (Qualified Vendors Lists) **Due to OS limitation, when installing total memory of less than 3GB. Hence, a total installed memory of 4GB capacity or more, Windows® 32-...
... 3Gb/s port on the next page) xiii Crosshair III Formula specifications summary CPU Chipset System Bus Memory Expansion Slots Multi-GPU Technology Storage LAN High Definition Audio IEEE 1394 AMD socket AM3 Phenom™ II / Athlon™ II / Sempron™ 100 Series processors Supports 45nm CPU AMD® Cool 'n'...;��o��r�y *Refer to www.asus.com or user manual for the Memory QVL (Qualified Vendors Lists) **Due to OS limitation, when installing total memory of less than 3GB. Hence, a total installed memory of 4GB capacity or more, Windows® 32-...
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... filtering, shading, and texture settings. Green ASUS This motherboard and its packaging comply with the ASUS vision of creating environment-friendly and recyclable products...Republic of Hazardous Substances (RoHS). It features dual-channel DDR3 1333 memory support and accelerates data transfer rate up to get high quality images. 1.3 Special features 1.3.1 Product highlights Republic of Gamers The Republic of Gamers consists only the best of Gamers...II / Athlon™ II / Sempron™ 100 Series processors support This motherboard supports AMD® Socket AM3 multi-core processors with...
... filtering, shading, and texture settings. Green ASUS This motherboard and its packaging comply with the ASUS vision of creating environment-friendly and recyclable products...Republic of Hazardous Substances (RoHS). It features dual-channel DDR3 1333 memory support and accelerates data transfer rate up to get high quality images. 1.3 Special features 1.3.1 Product highlights Republic of Gamers The Republic of Gamers consists only the best of Gamers...II / Athlon™ II / Sempron™ 100 Series processors support This motherboard supports AMD® Socket AM3 multi-core processors with...
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...This design allows advanced user control and management to , and the motherboard will do the rest for instant upgrade! Ever wish that you want to OC to be processed at any stage! ROG Crosshair III Formula 1-3 iROG greatly increases fun during overclocking for durability, improved lifespan...a more bandwith to increase memory computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications PCIe 2.0 Double Speed; See the new CPU speed and enjoy the performance instantly! DDR3 1600 (O.C.) support This motherboard supports DDR3 1600(O.C.) that ...
...This design allows advanced user control and management to , and the motherboard will do the rest for instant upgrade! Ever wish that you want to OC to be processed at any stage! ROG Crosshair III Formula 1-3 iROG greatly increases fun during overclocking for durability, improved lifespan...a more bandwith to increase memory computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications PCIe 2.0 Double Speed; See the new CPU speed and enjoy the performance instantly! DDR3 1600 (O.C.) support This motherboard supports DDR3 1600(O.C.) that ...
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...chipset voltages without the worries of a tachometer, the Voltiminder LED displays the voltage status for CPU, NB, SB, and Memory in no more freedom and less constraint for maximum performance achievement. The COP EX allows overclockers to chipsets and GPU! Loadline...to optimal performance. The COP EX allows more , MemOK! It helps overclockers enjoy the motherboard's ultimate OC capabilities and benchmark scores. 1-4 Chapter 1: Product Introduction This remarkable memory rescue tool requires nothing but risky. Voltiminder LED Friendly reminder on Voltage Settings In the pursuit...
...chipset voltages without the worries of a tachometer, the Voltiminder LED displays the voltage status for CPU, NB, SB, and Memory in no more freedom and less constraint for maximum performance achievement. The COP EX allows overclockers to chipsets and GPU! Loadline...to optimal performance. The COP EX allows more , MemOK! It helps overclockers enjoy the motherboard's ultimate OC capabilities and benchmark scores. 1-4 Chapter 1: Product Introduction This remarkable memory rescue tool requires nothing but risky. Voltiminder LED Friendly reminder on Voltage Settings In the pursuit...
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Chapter summary 2 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-6 2.3 Central Processing Unit (CPU 2-9 2.4 System memory 2-14 2.5 Expansion slots 2-21 2.6 Jumper 2-25 2.7 I/O shield, LCD Poster and Audio card Installation 2-26 2.8 Connectors 2-28 2.9 Starting up for the first time 2-43 2.10 Turning off the computer 2-44 ROG Crosshair III Formula
Chapter summary 2 2.1 Before you proceed 2-1 2.2 Motherboard overview 2-6 2.3 Central Processing Unit (CPU 2-9 2.4 System memory 2-14 2.5 Expansion slots 2-21 2.6 Jumper 2-25 2.7 I/O shield, LCD Poster and Audio card Installation 2-26 2.8 Connectors 2-28 2.9 Starting up for the first time 2-43 2.10 Turning off the computer 2-44 ROG Crosshair III Formula
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For more information about voltage adjustment, refer to display in BIOS. Refer to the illustration below for the location of CPU, memory, northbridge, and southbridge. Onboard LEDs The motherboard comes with LEDs that indicate the voltage conditions of the CPU LED and the table below for power status. There are also an LED...
For more information about voltage adjustment, refer to display in BIOS. Refer to the illustration below for the location of CPU, memory, northbridge, and southbridge. Onboard LEDs The motherboard comes with LEDs that indicate the voltage conditions of the CPU LED and the table below for power status. There are also an LED...
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It blinks when data is designed to indicate the hard disk activity. Hard Disk LED The hard disk LED is being written into or read from the hard disk drive. Memory LED Refer to the motherboard or when the hard disk drive does not function. 2-4 Chapter 2: Hardware information The LED does not light up when there is no hard disk drive connected to the illustration below for the location of the memory LED and the table below for LED definition. 3. Normal (green) DRAM Bus Voltage 1.51050-1.72250 High (yellow) 1.73575-2.31875 Crazy (red) 2.33200-2.80900 4.
It blinks when data is designed to indicate the hard disk activity. Hard Disk LED The hard disk LED is being written into or read from the hard disk drive. Memory LED Refer to the motherboard or when the hard disk drive does not function. 2-4 Chapter 2: Hardware information The LED does not light up when there is no hard disk drive connected to the illustration below for the location of the memory LED and the table below for LED definition. 3. Normal (green) DRAM Bus Voltage 1.51050-1.72250 High (yellow) 1.73575-2.31875 Crazy (red) 2.33200-2.80900 4.
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... ROG Crosshair III Formula 2-5 Power LED The motherboard comes with a power-on switch. MemOK! The illustration below shows the location of the onboard power-on switch that lights up to indicate that the system is ready to indicate that the system is loading failsafe settings for memory compatibility ...after pressing the MemOK! LED blinks while the system is ON, in sleep mode, or in any motherboard component. Wait till the flash stops before removing or plugging in soft...
... ROG Crosshair III Formula 2-5 Power LED The motherboard comes with a power-on switch. MemOK! The illustration below shows the location of the onboard power-on switch that lights up to indicate that the system is ready to indicate that the system is loading failsafe settings for memory compatibility ...after pressing the MemOK! LED blinks while the system is ON, in sleep mode, or in any motherboard component. Wait till the flash stops before removing or plugging in soft...
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The figure illustrates the location of the DDR3 DIMM sockets: 2-14 Chapter 2: Hardware information A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. DDR3 modules are developed for better performance with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. 2.4 System memory 2.4.1 Overview The motherboard comes with less power consumption.
The figure illustrates the location of the DDR3 DIMM sockets: 2-14 Chapter 2: Hardware information A DDR3 module has the same physical dimensions as a DDR2 DIMM but is notched differently to prevent installation on a DDR2 DIMM socket. DDR3 modules are developed for better performance with four Double Data Rate 3 (DDR3) Dual Inline Memory Modules (DIMM) sockets. 2.4 System memory 2.4.1 Overview The motherboard comes with less power consumption.
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Two DIMMs (dual-channel operation): Four DIMMs (dual-channel operation): ROG Crosshair III Formula 2-15 Recommended memory configurations One DIMM: You may install one memory module in any slot as a single-channel operation.
Two DIMMs (dual-channel operation): Four DIMMs (dual-channel operation): ROG Crosshair III Formula 2-15 Recommended memory configurations One DIMM: You may install one memory module in any slot as a single-channel operation.
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...) chips or less. • The default memory operation frequency is recommended to the memory address limitation on 32-bit Windows OS, when you install a 64-bit Windows OS when having 4GB or more memory installed on the motherboard. • This motherboard does not support DIMMs made up of the ...lower-sized channel for the dual-channel configuration. 2.4.2 Memory configurations You may install 512 MB, 1 GB, 2 GB and 4 GB ...
...) chips or less. • The default memory operation frequency is recommended to the memory address limitation on 32-bit Windows OS, when you install a 64-bit Windows OS when having 4GB or more memory installed on the motherboard. • This motherboard does not support DIMMs made up of the ...lower-sized channel for the dual-channel configuration. 2.4.2 Memory configurations You may install 512 MB, 1 GB, 2 GB and 4 GB ...
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Crosshair III Formula Motherboard Qualified Vendors Lists (QVL) DDR�3��-�1��3��3�3��M��H���z��c��... 3) Heat-Sink Package 4096MB DS N/A (Kit of 2) Heat-Sink Package 4096MB DS N/A (Kit of 2) Heat-Sink Package 6144MB DS N/A (Kit of dual‑channel memory configuration. Visit the ASUS website at www.asus.com for the latest QVL. Double-sided DIMM support: • A*: Supports one module inserted in any slot as single-channel...
Crosshair III Formula Motherboard Qualified Vendors Lists (QVL) DDR�3��-�1��3��3�3��M��H���z��c��... 3) Heat-Sink Package 4096MB DS N/A (Kit of 2) Heat-Sink Package 4096MB DS N/A (Kit of 2) Heat-Sink Package 6144MB DS N/A (Kit of dual‑channel memory configuration. Visit the ASUS website at www.asus.com for the latest QVL. Double-sided DIMM support: • A*: Supports one module inserted in any slot as single-channel...
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To erase the RTC RAM: 1. With the C.P.R. (CPU Parameter Recall) feature, shut down and reboot the system so the BIOS can clear the CMOS memory and system setup parameters by erasing the CMOS RTC RAM data. Press down the key during the boot process and enter BIOS setup to re-... not need to clear the RTC when the system hangs due to CPU overclocking. You can automatically reset CPU parameter settings to default values. ROG Crosshair III Formula 2-25
To erase the RTC RAM: 1. With the C.P.R. (CPU Parameter Recall) feature, shut down and reboot the system so the BIOS can clear the CMOS memory and system setup parameters by erasing the CMOS RTC RAM data. Press down the key during the boot process and enter BIOS setup to re-... not need to clear the RTC when the system hangs due to CPU overclocking. You can automatically reset CPU parameter settings to default values. ROG Crosshair III Formula 2-25
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MemOK! switch Press the MemOK! 3. switch to load failsafe settings for memory compatibility and improving system boot success. 2-42 Chapter 2: Hardware information
MemOK! switch Press the MemOK! 3. switch to load failsafe settings for memory compatibility and improving system boot success. 2-42 Chapter 2: Hardware information
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... set to the power connector at the back of the system chassis. 4. External SCSI devices (starting with a surge protector. 5. ROG Crosshair III Formula 2-43 After making all switches are running, the BIOS beeps (see anything within 30 seconds from the time you turned on the power,...6. Connect the power cord to disabled No keyboard detected One continuous beep followed by two short beeps then a pause (repeated) No memory detected One continuous beep followed by three No VGA detected short beeps One continuous beep followed by four short beeps Hardware component failure 7....
... set to the power connector at the back of the system chassis. 4. External SCSI devices (starting with a surge protector. 5. ROG Crosshair III Formula 2-43 After making all switches are running, the BIOS beeps (see anything within 30 seconds from the time you turned on the power,...6. Connect the power cord to disabled No keyboard detected One continuous beep followed by two short beeps then a pause (repeated) No memory detected One continuous beep followed by three No VGA detected short beeps One continuous beep followed by four short beeps Hardware component failure 7....
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... DRAM Frequency: 800MHZ CPU Level Up [Auto] AI Overclock Tuner [Auto] CPU Ratio [Auto] CPU Configuration DRAM Frequency [Auto] DDR3 Memory Profile [Disabled] CPU/NB Frequency [Auto] HT Link Speed [Auto] ******** Please key in numbers directly! ******** Extreme OV [Disabled] CPU... freedom to malfunction. Gaming provides the major tuning settings for different purpose. ROG Crosshair III Formula 3-9 3.3 Extreme Tweaker menu The Extreme Tweaker menu items allow you install on the motherboard. Change Field F1 General Help F10 Save and Exit ESC Exit v02.61 (C)...
... DRAM Frequency: 800MHZ CPU Level Up [Auto] AI Overclock Tuner [Auto] CPU Ratio [Auto] CPU Configuration DRAM Frequency [Auto] DDR3 Memory Profile [Disabled] CPU/NB Frequency [Auto] HT Link Speed [Auto] ******** Please key in numbers directly! ******** Extreme OV [Disabled] CPU... freedom to malfunction. Gaming provides the major tuning settings for different purpose. ROG Crosshair III Formula 3-9 3.3 Extreme Tweaker menu The Extreme Tweaker menu items allow you install on the motherboard. Change Field F1 General Help F10 Save and Exit ESC Exit v02.61 (C)...
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... Level Up Allows you to the system bus and PCI bus. This item appears when you set the DDR3 operating frequency. Select any of CPU/memory overclocking options to 150. You can also type in this function. 3-10 Chapter 3: BIOS setup The values range from 100 to achieve desired CPU...
... Level Up Allows you to the system bus and PCI bus. This item appears when you set the DDR3 operating frequency. Select any of CPU/memory overclocking options to 150. You can also type in this function. 3-10 Chapter 3: BIOS setup The values range from 100 to achieve desired CPU...
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...800MHz] [1000MHz] [1200MHz]-[2000MHz] 3.3.10 HT Link Speed [Auto] Allows you to All DIMMs MemClk Tristate C3/ATLVID Memory Hole Remapping DCT Unganged Mode Power Down Enable DCQ maximum bypass counter Bank Swizzle Mode [Auto] [XOR of Address bits ...8592;→ Select Screen ↑↓ Select Item +- ROG Crosshair III Formula 3-11 Bank Interleaving [Auto] [Enabled] Enables the bank memory interleaving. [Disabled] Disables this function. Channel Interleaving [Auto] Enables or disables the channel memory interleaving. Change Field F1 General Help F10 Save and Exit ESC ...
...800MHz] [1000MHz] [1200MHz]-[2000MHz] 3.3.10 HT Link Speed [Auto] Allows you to All DIMMs MemClk Tristate C3/ATLVID Memory Hole Remapping DCT Unganged Mode Power Down Enable DCQ maximum bypass counter Bank Swizzle Mode [Auto] [XOR of Address bits ...8592;→ Select Screen ↑↓ Select Item +- ROG Crosshair III Formula 3-11 Bank Interleaving [Auto] [Enabled] Enables the bank memory interleaving. [Disabled] Disables this function. Channel Interleaving [Auto] Enables or disables the channel memory interleaving. Change Field F1 General Help F10 Save and Exit ESC ...
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... [Disabled] [Enabled] Enables DDR power down mode. [Disabled] Disables this function. [Enabled] Enables bank swizzle mode. 3.3.12 DRAM Timing/Driving Config. Memory Hole Remapping [Enabled] (M3A) [Enabled] Enables memory remapping around memory hole. [Disabled] Disables this function. DCT Unganged Mode [Auto] [Auto] Selects the DRAM mode by DRAM setting. [Enabled] Selects the ganged...
... [Disabled] [Enabled] Enables DDR power down mode. [Disabled] Disables this function. [Enabled] Enables bank swizzle mode. 3.3.12 DRAM Timing/Driving Config. Memory Hole Remapping [Enabled] (M3A) [Enabled] Enables memory remapping around memory hole. [Disabled] Disables this function. DCT Unganged Mode [Auto] [Auto] Selects the DRAM mode by DRAM setting. [Enabled] Selects the ganged...