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...ROG CROSSHAIR VIII EXTREME specifications summary vii Connectors with shared bandwidth xiii Package contents...xiv Installation tools and components xv Chapter 1: Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard layout 1-2 Chapter 2: Basic Installation 2.1 Building your PC system 2-1 2.1.1 CPU installation 2-1 2.1.2 Cooling system installation 2-2 2.1.3 DIMM installation 2-5 2.1.4 M.2 installation 2-6 2.1.5 Motherboard...installation 2-17 2.1.12 ROG FAN CONTROLLER installation 2-19 2.2 BIOS update utility 2-21 2.3 Motherboard rear and audio connections ...
...ROG CROSSHAIR VIII EXTREME specifications summary vii Connectors with shared bandwidth xiii Package contents...xiv Installation tools and components xv Chapter 1: Product Introduction 1.1 Before you proceed 1-1 1.2 Motherboard layout 1-2 Chapter 2: Basic Installation 2.1 Building your PC system 2-1 2.1.1 CPU installation 2-1 2.1.2 Cooling system installation 2-2 2.1.3 DIMM installation 2-5 2.1.4 M.2 installation 2-6 2.1.5 Motherboard...installation 2-17 2.1.12 ROG FAN CONTROLLER installation 2-19 2.2 BIOS update utility 2-21 2.3 Motherboard rear and audio connections ...
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Contact a qualified service technician or your area. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you detect any area where it may become wet. • Place the product ... staples away from connectors, slots, sockets and circuitry. • Avoid dust, humidity, and temperature extremes. v If possible, disconnect all power cables from the motherboard, ensure that all the manuals that your retailer. • Your motherboard should only be used in environments with the package. • Before using , contact your local...
Contact a qualified service technician or your area. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you detect any area where it may become wet. • Place the product ... staples away from connectors, slots, sockets and circuitry. • Avoid dust, humidity, and temperature extremes. v If possible, disconnect all power cables from the motherboard, ensure that all the manuals that your retailer. • Your motherboard should only be used in environments with the package. • Before using , contact your local...
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How this guide This user guide contains the information you need when installing and configuring the motherboard. ASUS website The ASUS website (www.asus.com) provides updated information on RAID. CAUTION: Information to prevent damage to the components and injuries to yourself when trying to the following sources for ...
How this guide This user guide contains the information you need when installing and configuring the motherboard. ASUS website The ASUS website (www.asus.com) provides updated information on RAID. CAUTION: Information to prevent damage to the components and injuries to yourself when trying to the following sources for ...
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xiv Package contents Check your motherboard package for the following items. Motherboard 1 x ROG CROSSHAIR VIII EXTREME motherboard Cables 1 x 1-to-3 ARGB splitter cable 2 x 1-to-4 fan splitter cables 1 x RGB extension cable 3 x ROG weave SATA 6G cables 1 x 3-in-1 Thermistor cables pack ROG Fan Controller 1 x ROG Fan Controller 1 x Fan EXT PWR cable 1 x ARGB input cable 1 x USB input cable 1 x ROG Fan Controller 3M Mounting tape 1 x Fan Controller...
xiv Package contents Check your motherboard package for the following items. Motherboard 1 x ROG CROSSHAIR VIII EXTREME motherboard Cables 1 x 1-to-3 ARGB splitter cable 2 x 1-to-4 fan splitter cables 1 x RGB extension cable 3 x ROG weave SATA 6G cables 1 x 3-in-1 Thermistor cables pack ROG Fan Controller 1 x ROG Fan Controller 1 x Fan EXT PWR cable 1 x ARGB input cable 1 x USB input cable 1 x ROG Fan Controller 3M Mounting tape 1 x Fan Controller...
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Installation tools and components PC chassis Phillips (cross) screwdriver Power supply unit AMD AM4 CPU AMD AM4 compatible CPU Fan DDR4 DIMM SATA hard disk drive SATA optical disc drive (optional) Graphics card (optional) M.2 SSD module (optional) 1 Bag of screws The tools and components in the table above are not included in the motherboard package. xv
Installation tools and components PC chassis Phillips (cross) screwdriver Power supply unit AMD AM4 CPU AMD AM4 compatible CPU Fan DDR4 DIMM SATA hard disk drive SATA optical disc drive (optional) Graphics card (optional) M.2 SSD module (optional) 1 Bag of screws The tools and components in the table above are not included in the motherboard package. xv
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ROG CROSSHAIR VIII EXTREME 1-1 Chapter 1 Chapter 1: Product Introduction Product Introduction 1 1.1 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component, ensure that the ATX power supply is switched off or the ... or a metal object, such as the power supply case, to avoid damaging them due to static electricity. • Hold components by the edges to the motherboard, peripherals, or components.
ROG CROSSHAIR VIII EXTREME 1-1 Chapter 1 Chapter 1: Product Introduction Product Introduction 1 1.1 Before you proceed Take note of the following precautions before you install motherboard components or change any motherboard settings. • Unplug the power cord from the wall socket before touching any component, ensure that the ATX power supply is switched off or the ... or a metal object, such as the power supply case, to avoid damaging them due to static electricity. • Hold components by the edges to the motherboard, peripherals, or components.
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CPU socket The motherboard comes with a AMD Socket AM4 designed for the AM4 socket. • The CPU fits in only one correct orientation. Ensure that all power cables are ...
CPU socket The motherboard comes with a AMD Socket AM4 designed for the AM4 socket. • The CPU fits in only one correct orientation. Ensure that all power cables are ...
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A DDR4 memory module is notched differently from a DDR, DDR2, or DDR3 module. DO NOT install a DDR, DDR2, or DDR3 memory module to the DDR4 slot. Recommended memory configurations ROG CROSSHAIR VIII EXTREME 1-5 DIMM slots The motherboard comes with Dual Inline Memory Modules (DIMM) slots designed for DDR4 (Double Data Rate 4) memory modules. Chapter 1 2.
A DDR4 memory module is notched differently from a DDR, DDR2, or DDR3 module. DO NOT install a DDR, DDR2, or DDR3 memory module to the DDR4 slot. Recommended memory configurations ROG CROSSHAIR VIII EXTREME 1-5 DIMM slots The motherboard comes with Dual Inline Memory Modules (DIMM) slots designed for DDR4 (Double Data Rate 4) memory modules. Chapter 1 2.
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3. ROG CROSSHAIR VIII EXTREME 1-7 Failure to the following table for the recommended VGA configuration. Chapter 1 Please refer to do so may cause you physical injury and damage motherboard components. Expansion slots Unplug the power cord before adding or removing expansion cards.
3. ROG CROSSHAIR VIII EXTREME 1-7 Failure to the following table for the recommended VGA configuration. Chapter 1 Please refer to do so may cause you physical injury and damage motherboard components. Expansion slots Unplug the power cord before adding or removing expansion cards.
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...caps on the fan headers! • Ensure the cable is connected to the RAD_FAN header on your motherboard. CHA_FAN1P, and CHA_FAN2P can support ASUS HYDRANODE fans. ROG CROSSHAIR VIII EXTREME 1-9 Power Default Speed CPU_FAN 1A 12W Q-Fan Controlled CPU_OPT 1A 12W Q-Fan Controlled CHA_FAN1P 1A 12W... DO NOT forget to connect the fan cables to 1A. These are not jumpers! Insufficient air flow inside the system may damage the motherboard components. Current Max. 4. Do not connect the 1-to-4 fan splitter cables to cool the system. Header Max. Fan and Pump ...
...caps on the fan headers! • Ensure the cable is connected to the RAD_FAN header on your motherboard. CHA_FAN1P, and CHA_FAN2P can support ASUS HYDRANODE fans. ROG CROSSHAIR VIII EXTREME 1-9 Power Default Speed CPU_FAN 1A 12W Q-Fan Controlled CPU_OPT 1A 12W Q-Fan Controlled CHA_FAN1P 1A 12W... DO NOT forget to connect the fan cables to 1A. These are not jumpers! Insufficient air flow inside the system may damage the motherboard components. Current Max. 4. Do not connect the 1-to-4 fan splitter cables to cool the system. Header Max. Fan and Pump ...
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... use two or more power-consuming devices. The PD_12V_PWR connector provides additional power for the USB 3.2 Gen 2x2 Type-C® Front Panel connector. 7. ROG CROSSHAIR VIII EXTREME 1-11 Chapter 1 Ensure to connect the 8-pin power plug ATX_12V_1. • For a fully configured system, we recommend that you use a power...350 W. • We recommend that you to connect your PCIe X16 slots and also provides power for PD3.0 support for your motherboard to fit in only one orientation, find the proper orientation and push down firmly until the power supply plugs are fully inserted. ...
... use two or more power-consuming devices. The PD_12V_PWR connector provides additional power for the USB 3.2 Gen 2x2 Type-C® Front Panel connector. 7. ROG CROSSHAIR VIII EXTREME 1-11 Chapter 1 Ensure to connect the 8-pin power plug ATX_12V_1. • For a fully configured system, we recommend that you use a power...350 W. • We recommend that you to connect your PCIe X16 slots and also provides power for PD3.0 support for your motherboard to fit in only one orientation, find the proper orientation and push down firmly until the power supply plugs are fully inserted. ...
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... is aligned correctly with the DIMM.2 slot before inserting the card. • DIMM.2_1 slot (Key M) via ROG DIMM.2, type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) • DIMM.2_2 slot (Key M) via ROG DIMM.2, type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) The M.2 SSD module is detached... Introduction Chapter 1 • Before you to install a DIMM.2 card to fit in only one orientation. Failure to do so may cause severe damage to the motherboard or DIMM.2 card. • The DIMM.2 card is notched to support additional M.2 SSD modules.
... is aligned correctly with the DIMM.2 slot before inserting the card. • DIMM.2_1 slot (Key M) via ROG DIMM.2, type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) • DIMM.2_2 slot (Key M) via ROG DIMM.2, type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes) The M.2 SSD module is detached... Introduction Chapter 1 • Before you to install a DIMM.2 card to fit in only one orientation. Failure to do so may cause severe damage to the motherboard or DIMM.2 card. • The DIMM.2 card is notched to support additional M.2 SSD modules.
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DO NOT connect a 1394 cable to 480 Mb/s connection speed. The USB 2.0 header provides data transfer speeds of up to the USB connectors. ROG CROSSHAIR VIII EXTREME 1-17 Doing so will damage the motherboard! Chapter 1 14. The USB 2.0 module is purchased separately. USB 2.0 header The USB 2.0 header allows you to connect a USB module for additional USB 2.0 ports.
DO NOT connect a 1394 cable to 480 Mb/s connection speed. The USB 2.0 header provides data transfer speeds of up to the USB connectors. ROG CROSSHAIR VIII EXTREME 1-17 Doing so will damage the motherboard! Chapter 1 14. The USB 2.0 module is purchased separately. USB 2.0 header The USB 2.0 header allows you to connect a USB module for additional USB 2.0 ports.
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...or WS2812B based LED strips. Chapter 1 The Addressable Gen2 header supports WS2812B addressable RGB LED strips (5V/ Data/Ground), with the 5V header on the motherboard. • The addressable RGB LED strip will vary with LED strip. • If your LED strip does not light up when the system is ...detached from the power supply. Before you to the motherboard, peripherals, or components. • Actual lighting and color will only light up , check if the addressable RGB LED strip is connected in the correct...
...or WS2812B based LED strips. Chapter 1 The Addressable Gen2 header supports WS2812B addressable RGB LED strips (5V/ Data/Ground), with the 5V header on the motherboard. • The addressable RGB LED strip will vary with LED strip. • If your LED strip does not light up when the system is ...detached from the power supply. Before you to the motherboard, peripherals, or components. • Actual lighting and color will only light up , check if the addressable RGB LED strip is connected in the correct...
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.... • If your LED strip does not light up when the system is powered on. • The LED strip is purchased separately. 16. ROG CROSSHAIR VIII EXTREME 1-19 Before you to the motherboard, peripherals, or components. • Actual lighting and color will only light up , check if the RGB LED extension cable and the RGB...
.... • If your LED strip does not light up when the system is powered on. • The LED strip is purchased separately. 16. ROG CROSSHAIR VIII EXTREME 1-19 Before you to the motherboard, peripherals, or components. • Actual lighting and color will only light up , check if the RGB LED extension cable and the RGB...
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... the system. Chapter 1 The nearby BIOS_LEDs indicate which BIOS is currently selected. 18. You can assign a different function to the button. BIOS Switch button This motherboard comes with two BIOS chips. You may also configure the button and assign a quick access feature such as activating Safe Boot or turning Aura lighting...
... the system. Chapter 1 The nearby BIOS_LEDs indicate which BIOS is currently selected. 18. You can assign a different function to the button. BIOS Switch button This motherboard comes with two BIOS chips. You may also configure the button and assign a quick access feature such as activating Safe Boot or turning Aura lighting...
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We recommend that supports HD Audio. LN2 Mode jumper Set to pins 2-3 to optimize the motherboard to avail of the motherboard's high-definition audio capability. 20. ROG CROSSHAIR VIII EXTREME 1-21 Chapter 1 19. Front Panel Audio header The Front Panel Audio header is for a chassis-mounted front panel audio I /O module cable to this connector to remedy the cold-boot bug during POST and help the system boot successfully. Connect one end of the front panel audio I /O module that you connect a high-definition front panel audio module to this header.
We recommend that supports HD Audio. LN2 Mode jumper Set to pins 2-3 to optimize the motherboard to avail of the motherboard's high-definition audio capability. 20. ROG CROSSHAIR VIII EXTREME 1-21 Chapter 1 19. Front Panel Audio header The Front Panel Audio header is for a chassis-mounted front panel audio I /O module cable to this connector to remedy the cold-boot bug during POST and help the system boot successfully. Connect one end of the front panel audio I /O module that you connect a high-definition front panel audio module to this header.
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Chapter 1 Using ProbeIt Connect one of the probe onto the GND ProbeIt point, then connect the other probe onto another ProbeIt point to detect your system's current voltage and OC settings using a multimeter. The illustration above is for reference only, the actual motherboard layout and measure points may differ by model. 1-22 Chapter 1: Product Introduction 21. You can also measure the ProbeIt points during overclocking. ProbeIt Measurement Points The ROG ProbeIt allows you to measure the corresponding voltage information.
Chapter 1 Using ProbeIt Connect one of the probe onto the GND ProbeIt point, then connect the other probe onto another ProbeIt point to detect your system's current voltage and OC settings using a multimeter. The illustration above is for reference only, the actual motherboard layout and measure points may differ by model. 1-22 Chapter 1: Product Introduction 21. You can also measure the ProbeIt points during overclocking. ProbeIt Measurement Points The ROG ProbeIt allows you to measure the corresponding voltage information.
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Start button Press the Start button to a power source, indicating that you should shut down the system and unplug the power cable before removing or installing any motherboard component ROG CROSSHAIR VIII EXTREME 1-25 An LED near the button also lights up when the system is plugged to power up the system, or put the system into sleep or soft-off mode (depending on the operating system settings). Chapter 1 25.
Start button Press the Start button to a power source, indicating that you should shut down the system and unplug the power cable before removing or installing any motherboard component ROG CROSSHAIR VIII EXTREME 1-25 An LED near the button also lights up when the system is plugged to power up the system, or put the system into sleep or soft-off mode (depending on the operating system settings). Chapter 1 25.