Users Manual English
Page 3
Contents Safety information...vi About this guide...vii ROG CROSSHAIR VIII HERO specifications summary ix Package contents...xv Installation tools and components xvi Chapter 1: Product Introduction 1.1 Motherboard overview 1-1 1.1.1 Before you proceed 1-1 1.1.2 Motherboard layout 1-2 1.1.3 Central Processing Unit (CPU 1-4 1.1.4 System memory 1-5 1.1.5 Expansion slots 1-7 1.1.6 Onboard buttons 1-9 1.1.7 Onboard ...
Contents Safety information...vi About this guide...vii ROG CROSSHAIR VIII HERO specifications summary ix Package contents...xv Installation tools and components xvi Chapter 1: Product Introduction 1.1 Motherboard overview 1-1 1.1.1 Before you proceed 1-1 1.1.2 Motherboard layout 1-2 1.1.3 Central Processing Unit (CPU 1-4 1.1.4 System memory 1-5 1.1.5 Expansion slots 1-7 1.1.6 Onboard buttons 1-9 1.1.7 Onboard ...
Users Manual English
Page 6
... your local power company. • If the power supply is set to the correct voltage in any damage, contact your retailer. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you encounter technical problems with the package. • Before using the product, ensure all cables...
... your local power company. • If the power supply is set to the correct voltage in any damage, contact your retailer. Operation safety • Before installing the motherboard and adding devices on a stable surface. • If you encounter technical problems with the package. • Before using the product, ensure all cables...
Users Manual English
Page 7
... user guide contains the information you have been added by your dealer. ASUS website The ASUS website (www.asus.com) provides updated information on the motherboard. • Chapter 2: Basic Installation This chapter lists the hardware setup procedures that may have to perform when installing system components. • Chapter 3: BIOS Setup This chapter tells how to...
... user guide contains the information you have been added by your dealer. ASUS website The ASUS website (www.asus.com) provides updated information on the motherboard. • Chapter 2: Basic Installation This chapter lists the hardware setup procedures that may have to perform when installing system components. • Chapter 3: BIOS Setup This chapter tells how to...
Users Manual English
Page 16
xvi Installation tools and components 1 Bag of screws Phillips (cross) screwdriver PC chassis Power supply unit AMD AM4 CPU AMD AM4/AM3 compatible CPU Fan DDR4 DIMM SATA hard disk drive SATA optical disc drive (optional) Graphics card The tools and components in the table above are not included in the motherboard package.
xvi Installation tools and components 1 Bag of screws Phillips (cross) screwdriver PC chassis Power supply unit AMD AM4 CPU AMD AM4/AM3 compatible CPU Fan DDR4 DIMM SATA hard disk drive SATA optical disc drive (optional) Graphics card The tools and components in the table above are not included in the motherboard package.
Users Manual English
Page 17
ROG CROSSHAIR VIII HERO 1-1 Refer to Package contents section for more information about the contents of the following precautions before touching any component. • Before handling components, use a grounded ... the ATX power supply is switched off or the power cord is detached from the wall socket before you install or remove any component, ensure that came with the component. • Before you install motherboard components or change any component, place it on a grounded antistatic pad or in this section may cause...
ROG CROSSHAIR VIII HERO 1-1 Refer to Package contents section for more information about the contents of the following precautions before touching any component. • Before handling components, use a grounded ... the ATX power supply is switched off or the power cord is detached from the wall socket before you install or remove any component, ensure that came with the component. • Before you install motherboard components or change any component, place it on a grounded antistatic pad or in this section may cause...
Users Manual English
Page 20
... for AMD AM4 Socket for the AM4 socket. • The CPU fits in only one correct orientation. Ensure that all power cables are unplugged before installing the CPU. 1-4 Chapter 1: Product Introduction DO NOT force the CPU into the socket to prevent bending the connectors on the CPU and damaging the CPU...
... for AMD AM4 Socket for the AM4 socket. • The CPU fits in only one correct orientation. Ensure that all power cables are unplugged before installing the CPU. 1-4 Chapter 1: Product Introduction DO NOT force the CPU into the socket to prevent bending the connectors on the CPU and damaging the CPU...
Users Manual English
Page 21
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 HERO 1-5 Chapter 1 1.1.4 System memory The motherboard comes with Dual Inline Memory Modules (DIMM) slots designed for DDR4 (Double Data Rate 4) memory modules.
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 HERO 1-5 Chapter 1 1.1.4 System memory The motherboard comes with Dual Inline Memory Modules (DIMM) slots designed for DDR4 (Double Data Rate 4) memory modules.
Users Manual English
Page 22
...marked value. • For system stability, use a more efficient memory cooling system to get the correct memory modules. • Visit the ASUS website for single-channel operation. • The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is then ...mapped for the latest QVL. 1-6 Chapter 1: Product Introduction Chapter 1 Memory configurations You may install varying memory sizes in Channel A and Channel B. Any excess memory from the higher-sized channel is the standard way of the same version...
...marked value. • For system stability, use a more efficient memory cooling system to get the correct memory modules. • Visit the ASUS website for single-channel operation. • The default memory operation frequency is dependent on its Serial Presence Detect (SPD), which is then ...mapped for the latest QVL. 1-6 Chapter 1: Product Introduction Chapter 1 Memory configurations You may install varying memory sizes in Channel A and Channel B. Any excess memory from the higher-sized channel is the standard way of the same version...
Users Manual English
Page 25
Power button Press the Power button to reboot the system. ROG CROSSHAIR VIII HERO 1-9 Reset button Press the Reset button to power up when the system is plugged to a power source, indicating that you should shut down the system and unplug the power cable before removing or installing any motherboard component. 2. Chapter 1 1.1.6 Onboard buttons 1. The button also lights up the system, or put the system into sleep or softoff mode (depending on the operating system settings).
Power button Press the Power button to reboot the system. ROG CROSSHAIR VIII HERO 1-9 Reset button Press the Reset button to power up when the system is plugged to a power source, indicating that you should shut down the system and unplug the power cable before removing or installing any motherboard component. 2. Chapter 1 1.1.6 Onboard buttons 1. The button also lights up the system, or put the system into sleep or softoff mode (depending on the operating system settings).
Users Manual English
Page 32
SATA 6Gb/s connector The SATA 6Gb/s connector allows you can download the RAID Configuration Guide from the ASUS website. 1-16 Chapter 1: Product Introduction If you intend to create a Serial ATA RAID set using these connectors, set the SATA Mode Selection item ...creating a RAID set to connect SATA devices such as optical disc drives and hard disk drives via a SATA cable. Chapter 1 1.1.10 Internal connectors 1. If you installed SATA storage devices, you to [AHCI] by default. You can create a RAID 0, 1, and 10 configuration through the onboard AMD X570 chipset. • These ...
SATA 6Gb/s connector The SATA 6Gb/s connector allows you can download the RAID Configuration Guide from the ASUS website. 1-16 Chapter 1: Product Introduction If you intend to create a Serial ATA RAID set using these connectors, set the SATA Mode Selection item ...creating a RAID set to connect SATA devices such as optical disc drives and hard disk drives via a SATA cable. Chapter 1 1.1.10 Internal connectors 1. If you installed SATA storage devices, you to [AHCI] by default. You can create a RAID 0, 1, and 10 configuration through the onboard AMD X570 chipset. • These ...
Users Manual English
Page 33
Chapter 1 2. The M.2 SSD module is purchased separately. M.2 slot The M.2 slot allows you to install M.2 devices such as M.2 SSD modules. • For 3rd Gen AMD Ryzen™ Processors, the M.2_1 supports PCIe 4.0 x4 and SATA modes M key design and type ... storage devices. • For AMD X570 chipset, the M.2_2 supports PCIe 4.0 x4 and SATA modes M key design and type 2242/2260/2280/22110 storage devices. ROG CROSSHAIR VIII HERO 1-17
Chapter 1 2. The M.2 SSD module is purchased separately. M.2 slot The M.2 slot allows you to install M.2 devices such as M.2 SSD modules. • For 3rd Gen AMD Ryzen™ Processors, the M.2_1 supports PCIe 4.0 x4 and SATA modes M key design and type ... storage devices. • For AMD X570 chipset, the M.2_2 supports PCIe 4.0 x4 and SATA modes M key design and type 2242/2260/2280/22110 storage devices. ROG CROSSHAIR VIII HERO 1-17
Users Manual English
Page 41
... orientation, and the 12V connector is aligned with a maximum power rating of 3A (12V), and no longer than 3m. ROG CROSSHAIR VIII HERO 1-25 Chapter 1 12. RGB LED connector The RGB LED connector allows you install or remove any component, ensure that the power supply is switched off or the power cord is purchased separately...
... orientation, and the 12V connector is aligned with a maximum power rating of 3A (12V), and no longer than 3m. ROG CROSSHAIR VIII HERO 1-25 Chapter 1 12. RGB LED connector The RGB LED connector allows you install or remove any component, ensure that the power supply is switched off or the power cord is purchased separately...
Users Manual English
Page 42
... powered on. • The addressable RGB LED strip is detached from the power supply. Addressable Gen2 LED connector The Addressable Gen2 LED connector allows you install or remove any component, ensure that the power supply is switched off or the power cord is purchased separately. 1-26 Chapter 1: Product Introduction Failure to...
... powered on. • The addressable RGB LED strip is detached from the power supply. Addressable Gen2 LED connector The Addressable Gen2 LED connector allows you install or remove any component, ensure that the power supply is switched off or the power cord is purchased separately. 1-26 Chapter 1: Product Introduction Failure to...
Users Manual English
Page 47
DO NOT force the CPU into the socket to prevent bending the connectors on the socket and damaging the CPU! Chapter 2 ROG CROSSHAIR VIII HERO 2-1 The CPU fits in this section are the same for all models. 2.1.1 CPU installation The AMD AM4 socket is compatible with AMD AM4 processors. The motherboard layout may vary with models, but the installation steps are for the AM4 socket. Ensure you use a CPU designed for reference only. Chapter 2: Basic Installation Basic Installation 2.1 Building your PC system 2 The diagrams in only one correct orientation.
DO NOT force the CPU into the socket to prevent bending the connectors on the socket and damaging the CPU! Chapter 2 ROG CROSSHAIR VIII HERO 2-1 The CPU fits in this section are the same for all models. 2.1.1 CPU installation The AMD AM4 socket is compatible with AMD AM4 processors. The motherboard layout may vary with models, but the installation steps are for the AM4 socket. Ensure you use a CPU designed for reference only. Chapter 2: Basic Installation Basic Installation 2.1 Building your PC system 2 The diagrams in only one correct orientation.
Users Manual English
Page 48
2.1.2 Cooling system installation Apply the Thermal Interface Material to the CPU cooling system and CPU before you install the cooling system, if necessary. CPU heatsink and fan assembly Type 1 Chapter 2 2-2 Chapter 2: Basic Installation
2.1.2 Cooling system installation Apply the Thermal Interface Material to the CPU cooling system and CPU before you install the cooling system, if necessary. CPU heatsink and fan assembly Type 1 Chapter 2 2-2 Chapter 2: Basic Installation
Users Manual English
Page 51
Chapter 2 2.1.3 Motherboard installation 1. Remove the screws that secure the M.2 heatsink (A), then remove the M.2 heatsink (B). Remove the screws that secure the PCH cover (A), then remove the PCH cover (B). 3. ROG CROSSHAIR VIII HERO 2-5 Place the motherboard into the chassis, ensuring that its rear I/O ports are aligned to the chassis' rear I/O panel. 2.
Chapter 2 2.1.3 Motherboard installation 1. Remove the screws that secure the M.2 heatsink (A), then remove the M.2 heatsink (B). Remove the screws that secure the PCH cover (A), then remove the PCH cover (B). 3. ROG CROSSHAIR VIII HERO 2-5 Place the motherboard into the chassis, ensuring that its rear I/O ports are aligned to the chassis' rear I/O panel. 2.
Users Manual English
Page 52
Chapter 2 DO NOT over tighten the screws! Doing so can damage the motherboard. 2-6 Chapter 2: Basic Installation Place nine (9) screws into the holes indicated by circles to secure the motherboard to the chassis. 4.
Chapter 2 DO NOT over tighten the screws! Doing so can damage the motherboard. 2-6 Chapter 2: Basic Installation Place nine (9) screws into the holes indicated by circles to secure the motherboard to the chassis. 4.
Users Manual English
Page 53
2.1.4 DIMM installation Chapter 2 To remove a DIMM ROG CROSSHAIR VIII HERO 2-7
2.1.4 DIMM installation Chapter 2 To remove a DIMM ROG CROSSHAIR VIII HERO 2-7
Users Manual English
Page 54
2.1.5 ATX power connection Chapter 2 OR AND • DO NOT connect the 4-pin power plug only, the motherboard may overheat under heavy usage. • Ensure to connect the 8-pin power plug, or connect both the 8-pin and 4-pin power plugs. 2-8 Chapter 2: Basic Installation
2.1.5 ATX power connection Chapter 2 OR AND • DO NOT connect the 4-pin power plug only, the motherboard may overheat under heavy usage. • Ensure to connect the 8-pin power plug, or connect both the 8-pin and 4-pin power plugs. 2-8 Chapter 2: Basic Installation
Users Manual English
Page 56
Chapter 2 2.1.7 Front I/O connector To install ASUS Q-Connector To install USB 3.2 Gen 2 connector USB 3.2 Gen 2 This connector will only fit in one orientation. Push the connector until it clicks into place. To install USB 3.2 Gen 1 connector To install USB 2.0 connector USB 3.2 Gen 1 USB 2.0 To install front panel audio connector To install system speaker connector AAFP 2-10 Chapter 2: Basic Installation
Chapter 2 2.1.7 Front I/O connector To install ASUS Q-Connector To install USB 3.2 Gen 2 connector USB 3.2 Gen 2 This connector will only fit in one orientation. Push the connector until it clicks into place. To install USB 3.2 Gen 1 connector To install USB 2.0 connector USB 3.2 Gen 1 USB 2.0 To install front panel audio connector To install system speaker connector AAFP 2-10 Chapter 2: Basic Installation