User Guide
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...™ processors Supports CPU up to 8 cores* * Due to CPU limitation, CPU cores supported vary by processor. ** Refer to www.asus.com for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS PRIME X370-A motherboard 2 x Serial ATA 6.0 Gb/s cables 1 x I/O shield 1 x M.2 screw package 1 x Support DVD 1 x User Manual If any of 4096 x 2160 @24Hz / 2560...
...™ processors Supports CPU up to 8 cores* * Due to CPU limitation, CPU cores supported vary by processor. ** Refer to www.asus.com for the following items. Motherboard Cables Accessories Application DVD Documentation ASUS PRIME X370-A motherboard 2 x Serial ATA 6.0 Gb/s cables 1 x I/O shield 1 x M.2 screw package 1 x Support DVD 1 x User Manual If any of 4096 x 2160 @24Hz / 2560...
User Guide
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... M.2(SOCKET3) PCIE SATA X4 V M.2(SOCKET3) 22110 2280 2260 2242 Realtek® PRIME X370-A 8111H 17 PCIEX16_1 SATA6G_6 SATA6G_5 16 PCI1 ASM 15 PCIEX1_1 1083 Super I/O AMD® X370 17 PCIEX16_2 7 16 15 PCI2 ALC 887 PCIEX1_2 SPDIF_OUT AAFP CLRTC COM 14 13..., or components. Failure to do so may cause severe damage to static electricity. • Before you physical injury and damage motherboard components. ASUS PRIME X370-A 1-1 Motherboard overview KBMS_USB12 1 2 34 5 23.7cm(9.35in) 26 EATX12V DIGI +VRM EPU CHA_FAN2 CPU_FAN DVI VGA DDR4 DIMM_A1 (64bit,...
... M.2(SOCKET3) PCIE SATA X4 V M.2(SOCKET3) 22110 2280 2260 2242 Realtek® PRIME X370-A 8111H 17 PCIEX16_1 SATA6G_6 SATA6G_5 16 PCI1 ASM 15 PCIEX1_1 1083 Super I/O AMD® X370 17 PCIEX16_2 7 16 15 PCI2 ALC 887 PCIEX1_2 SPDIF_OUT AAFP CLRTC COM 14 13..., or components. Failure to do so may cause severe damage to static electricity. • Before you physical injury and damage motherboard components. ASUS PRIME X370-A 1-1 Motherboard overview KBMS_USB12 1 2 34 5 23.7cm(9.35in) 26 EATX12V DIGI +VRM EPU CHA_FAN2 CPU_FAN DVI VGA DDR4 DIMM_A1 (64bit,...
User Guide
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... / 22110 storage devices. • Due to the motherboard, peripherals, or components. 4. AMD AM4 CPU socket This motherboard comes with a maximum power rating of 1A (12V). ASUS PRIME X370-A 1-3 For more details, refer to the specifications summary table for more details. 5. FAN RGB header (4-pin FAN_RGB_HEADER) This header is detached from the power supply...
... / 22110 storage devices. • Due to the motherboard, peripherals, or components. 4. AMD AM4 CPU socket This motherboard comes with a maximum power rating of 1A (12V). ASUS PRIME X370-A 1-3 For more details, refer to the specifications summary table for more details. 5. FAN RGB header (4-pin FAN_RGB_HEADER) This header is detached from the power supply...
User Guide
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... PORT2 L HD-audio-compliant Legacy AC'97 pin definition compliant definition • We recommend that supports either HD Audio or legacy AC`97 audio standard. ASUS PRIME X370-A 1-5 Connect the USB module cable to any of the system chassis. These USB connectors comply with USB 2.0 specifications and supports up to the USB connectors...
... PORT2 L HD-audio-compliant Legacy AC'97 pin definition compliant definition • We recommend that supports either HD Audio or legacy AC`97 audio standard. ASUS PRIME X370-A 1-5 Connect the USB module cable to any of the system chassis. These USB connectors comply with USB 2.0 specifications and supports up to the USB connectors...
User Guide
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... IRQ" or that the cards do not need IRQ assignments. shared - shared - - - - - - - - - - - - PCI2 - shared - shared - - - shared - shared - - - - - - - - - - - - - - - - - - - - - PCIEx1_2 - - - ASUS PRIME X370-A 1-7 M.2 - - - CPU USB 3.1 Gen 1 XHCI controller - - - - - F G H - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Realtek LAN controller - - HD audio controller - - - AMD Promonotry Chip XHCI controller shared - - - - F G H - shared...
... IRQ" or that the cards do not need IRQ assignments. shared - shared - - - - - - - - - - - - PCI2 - shared - shared - - - shared - shared - - - - - - - - - - - - - - - - - - - - - PCIEx1_2 - - - ASUS PRIME X370-A 1-7 M.2 - - - CPU USB 3.1 Gen 1 XHCI controller - - - - - F G H - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Realtek LAN controller - - HD audio controller - - - AMD Promonotry Chip XHCI controller shared - - - - F G H - shared...
User Guide
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... - 7.1-channel Rear Speaker Out Front Speaker Out Bass / Center Side Speaker Out 9. These 4-pin Universal Serial Bus (USB) ports are for any DVI-D compatible device. ASUS PRIME X370-A 1-9 This port is for USB 2.0/1.1 devices. DVI-D port. HDMI port.
... - 7.1-channel Rear Speaker Out Front Speaker Out Bass / Center Side Speaker Out 9. These 4-pin Universal Serial Bus (USB) ports are for any DVI-D compatible device. ASUS PRIME X370-A 1-9 This port is for USB 2.0/1.1 devices. DVI-D port. HDMI port.
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Installing the CPU heatsink and fan assembly Type 1 1 2 3 4 Type 2 1 2 Remove the screws and the retention module only. ASUS PRIME X370-A 1-11 Do not remove the plate on the bottom.
Installing the CPU heatsink and fan assembly Type 1 1 2 3 4 Type 2 1 2 Remove the screws and the retention module only. ASUS PRIME X370-A 1-11 Do not remove the plate on the bottom.
User Guide
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... Select an item/ subitem that you want to install Click to install If Autorun is for updates. The contents of your ASUS motherboard. Always install the latest OS version and corresponding updates to run the Support DVD Place the Support DVD into the optical...in your computer, the DVD automatically displays the lists of the unique features of the Support DVD to avail all motherboard features. ASUS PRIME X370-A 1-13 Visit the ASUS website at any time without notice. 1.5 Software support 1.5.1 Installing an operating system This motherboard supports Windows® 10 (64-...
... Select an item/ subitem that you want to install Click to install If Autorun is for updates. The contents of your ASUS motherboard. Always install the latest OS version and corresponding updates to run the Support DVD Place the Support DVD into the optical...in your computer, the DVD automatically displays the lists of the unique features of the Support DVD to avail all motherboard features. ASUS PRIME X370-A 1-13 Visit the ASUS website at any time without notice. 1.5 Software support 1.5.1 Installing an operating system This motherboard supports Windows® 10 (64-...
User Guide
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... case you need to update the BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). 2-1 ASUS PRIME X370-A Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you can also manually update the saved BIOS and select a boot...
... case you need to update the BIOS EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). 2-1 ASUS PRIME X370-A Copy the original motherboard BIOS using the ASUS Update utility. 2.1.1 EZ Update EZ Update is a utility that allows you can also manually update the saved BIOS and select a boot...
User Guide
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... BIOS in FAT32/16 format. • Turn off the computer. • Ensure that you to the USB port. 3. 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is not supported under FreeDOS environment. The utility automatically checks the devices for reference only and may not be exactly ...so can restore a corrupted BIOS file using this section are for the BIOS file. Ensure that your computer has a DVD optical drive. 2-3 ASUS PRIME X370-A Recovering the BIOS To recover the BIOS: 1. The screen captures used in this utility, rename the BIOS file in the removable device into ...
... BIOS in FAT32/16 format. • Turn off the computer. • Ensure that you to the USB port. 3. 2.1.3 ASUS CrashFree BIOS 3 utility The ASUS CrashFree BIOS 3 is not supported under FreeDOS environment. The utility automatically checks the devices for reference only and may not be exactly ...so can restore a corrupted BIOS file using this section are for the BIOS file. Ensure that your computer has a DVD optical drive. 2-3 ASUS PRIME X370-A Recovering the BIOS To recover the BIOS: 1. The screen captures used in this utility, rename the BIOS file in the removable device into ...
User Guide
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...BIOS setting, try to clear the CMOS and reset the motherboard to change between the two modes. 2-5 ASUS PRIME X370-A The BIOS screens include navigation keys and brief online help to guide you want to use the mouse...this section are for this option only if you see on your screen. • Visit the ASUS website at startup: • Press or during the Power-On Self Test (POST). Entering BIOS Setup at... startup To enter BIOS Setup at www.asus.com to download the latest BIOS file for reference purposes only, and may not exactly match what...
...BIOS setting, try to clear the CMOS and reset the motherboard to change between the two modes. 2-5 ASUS PRIME X370-A The BIOS screens include navigation keys and brief online help to guide you want to use the mouse...this section are for this option only if you see on your screen. • Visit the ASUS website at startup: • Press or during the Power-On Self Test (POST). Entering BIOS Setup at... startup To enter BIOS Setup at www.asus.com to download the latest BIOS file for reference purposes only, and may not exactly match what...
User Guide
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MyFavorite Language Menu bar Q-Fan control Hot Keys Sub-menu item Menu items General help Configuration fields Pop-up window Scroll bar Searches FAQ Goes back to configure the BIOS settings. Refer to the following sections for experienced end-users to EZ Mode Last modified settings Displays the CPU temperature, CPU and memory voltage output 2-7 ASUS PRIME X370-A The figure below shows an example of the Advanced Mode. To access the EZ Mode, click EzMode(F7) or press . 2.2.2 Advanced Mode The Advanced Mode provides advanced options for the detailed configurations.
MyFavorite Language Menu bar Q-Fan control Hot Keys Sub-menu item Menu items General help Configuration fields Pop-up window Scroll bar Searches FAQ Goes back to configure the BIOS settings. Refer to the following sections for experienced end-users to EZ Mode Last modified settings Displays the CPU temperature, CPU and memory voltage output 2-7 ASUS PRIME X370-A The figure below shows an example of the Advanced Mode. To access the EZ Mode, click EzMode(F7) or press . 2.2.2 Advanced Mode The Advanced Mode provides advanced options for the detailed configurations.
User Guide
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... FAQ web page. Configuration fields These fields show a QR code. You cannot select an item that you can also scan the QR code below. 2-9 ASUS PRIME X370-A Search on FAQ Move your mouse over this QR code with your mobile device to connect to the removable storage device. A configurable field is not ...
... FAQ web page. Configuration fields These fields show a QR code. You cannot select an item that you can also scan the QR code below. 2-9 ASUS PRIME X370-A Search on FAQ Move your mouse over this QR code with your mobile device to connect to the removable storage device. A configurable field is not ...
User Guide
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Click Apply to view its current status. 2. Select the fan that you want to configure and to save the changes then click Exit (ESC). 2-11 ASUS PRIME X370-A Configuring fans manually Select Manual from the list of profiles to manually configure your fans To configure your fans' operating speed. Speed points Click to manually configure your fans: 1. Click and drag the speed points to adjust the fans' operating speed. 3.
Click Apply to view its current status. 2. Select the fan that you want to configure and to save the changes then click Exit (ESC). 2-11 ASUS PRIME X370-A Configuring fans manually Select Manual from the list of profiles to manually configure your fans To configure your fans' operating speed. Speed points Click to manually configure your fans: 1. Click and drag the speed points to adjust the fans' operating speed. 3.
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... boot order 4. Select an item from main menu panel, then click the submenu that you enter the Advanced Mode of the screen show Installed. 2-13 ASUS PRIME X370-A Go to My Favorites menu to view the saved BIOS items. 2.4 Main menu The Main menu screen appears when you want to choose the BIOS...
... boot order 4. Select an item from main menu panel, then click the submenu that you enter the Advanced Mode of the screen show Installed. 2-13 ASUS PRIME X370-A Go to My Favorites menu to view the saved BIOS items. 2.4 Main menu The Main menu screen appears when you want to choose the BIOS...
User Guide
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... the and keys to achieve the desired CPU internal frequency. This item appears only when you install an AMD 7th Generation A-series/AthlonTM processor. 2-15 ASUS PRIME X370-A The configuration options for the system. [Manual] Allows you to individually set the Ai Overclock Tuner item to [Manual]. Scroll down to display other BIOS...
... the and keys to achieve the desired CPU internal frequency. This item appears only when you install an AMD 7th Generation A-series/AthlonTM processor. 2-15 ASUS PRIME X370-A The configuration options for the system. [Manual] Allows you to individually set the Ai Overclock Tuner item to [Manual]. Scroll down to display other BIOS...
User Guide
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... CPU/NB Load-Line Calibration mode. VDDCR SOC Load Line Calibration [Auto] Allows you to the default settings. Configuration options: [Auto] [Regular] [High] [Extreme] 2-17 ASUS PRIME X370-A Use the and keys to CPU loading. Do not remove the thermal module. • The configuration levels vary depending on the CPU graphics loading. To...
... CPU/NB Load-Line Calibration mode. VDDCR SOC Load Line Calibration [Auto] Allows you to the default settings. Configuration options: [Auto] [Regular] [High] [Extreme] 2-17 ASUS PRIME X370-A Use the and keys to CPU loading. Do not remove the thermal module. • The configuration levels vary depending on the CPU graphics loading. To...
User Guide
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... [Auto] Allows you to set the VPP_MEM voltage. Use the and keys to adjust the value. Use the and keys to adjust the value. 2-19 ASUS PRIME X370-A The values range from 2.5V to 2.55V with a 0.005V interval. 2.5.13 1.05V SB Voltage [Auto] Allows you to set the 1.05V Southbridge voltage...
... [Auto] Allows you to set the VPP_MEM voltage. Use the and keys to adjust the value. Use the and keys to adjust the value. 2-19 ASUS PRIME X370-A The values range from 2.5V to 2.55V with a 0.005V interval. 2.5.13 1.05V SB Voltage [Auto] Allows you to set the 1.05V Southbridge voltage...
User Guide
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... the BIOS automatically detects the presence of Internal Graphics Device will keep memory reserved. Configuration options: [Disabled] [Enabled] 2-21 ASUS PRIME X370-A Configuration options: [Enabled] [Disabled] Core Leveling Mode [Automatic mode] Allows you set the Integrated Graphics item to change the ...item must be enabled before using an AMD RyzenTM processor. Configuration options: [Enabled] [Disabled] IOMMU [Disabled] Set this option for ASUS Hyper Kit card. CPB Mode [Enabled] Enables or disables the CPB (Core Performance Boost) mode. Configuration options: [Disabled] [...
... the BIOS automatically detects the presence of Internal Graphics Device will keep memory reserved. Configuration options: [Disabled] [Enabled] 2-21 ASUS PRIME X370-A Configuration options: [Enabled] [Disabled] Core Leveling Mode [Automatic mode] Allows you set the Integrated Graphics item to change the ...item must be enabled before using an AMD RyzenTM processor. Configuration options: [Enabled] [Disabled] IOMMU [Disabled] Set this option for ASUS Hyper Kit card. CPB Mode [Enabled] Enables or disables the CPB (Core Performance Boost) mode. Configuration options: [Disabled] [...
User Guide
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... set the days, hours, minutes, or seconds to generate a wake event and configure the RTC alarm date. IRQ=4] [IO=2F8h; Configuration options: [Disabled] [Enabled] 2-23 ASUS PRIME X370-A Realtek LAN Controller [On] [On] Enables the Realtek LAN controller. [Off] Disables the controller. IRQ=3] [IO=3E8h; Realtek PXE OPROM [Off] This item appears only...
... set the days, hours, minutes, or seconds to generate a wake event and configure the RTC alarm date. IRQ=4] [IO=2F8h; Configuration options: [Disabled] [Enabled] 2-23 ASUS PRIME X370-A Realtek LAN Controller [On] [On] Enables the Realtek LAN controller. [Off] Disables the controller. IRQ=3] [IO=3E8h; Realtek PXE OPROM [Off] This item appears only...
