User Guide
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...contents vi PRIME X370-A specifications summary vi Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-10 1.4 System memory 1-12 1.5 Software support 1-13 ...Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.2 BIOS setup program 2-5 2.3 My Favorites 2-12 2.4 Main menu 2-13 2.5 Ai Tweaker menu 2-15 2.6 Advanced menu 2-20 2.7 Monitor menu 2-25 2.8 Boot menu 2-28 2.9 Tool menu 2-33 2.10 Exit menu 2-34 Appendix Notices...A-1 ASUS...
...contents vi PRIME X370-A specifications summary vi Chapter 1: Product introduction 1.1 Before you proceed 1-1 1.2 Motherboard overview 1-1 1.3 Central Processing Unit (CPU 1-10 1.4 System memory 1-12 1.5 Software support 1-13 ...Chapter 2: BIOS information 2.1 Managing and updating your BIOS 2-1 2.2 BIOS setup program 2-5 2.3 My Favorites 2-12 2.4 Main menu 2-13 2.5 Ai Tweaker menu 2-15 2.6 Advanced menu 2-20 2.7 Monitor menu 2-25 2.8 Boot menu 2-28 2.9 Tool menu 2-33 2.10 Exit menu 2-34 Appendix Notices...A-1 ASUS...
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... AMD Ryzen™ / 7th Generation A-series / Athlon™ 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 1920 x 1200 @60Hz...
... AMD Ryzen™ / 7th Generation A-series / Athlon™ 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 1920 x 1200 @60Hz...
User Guide
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...PRIME X370-A specifications summary Rear panel I/O ports Internal connectors BIOS features Manageability Support DVD OS support Form factor 1 x PS/2 keyboard/mouse combo port 1 x HDMI port 1 x DVI-D port 1 x D-Sub port 1 x LAN (RJ-45) port 2 x USB 3.1 Gen 2 ports (teal blue, Type A) 4 x USB 3.1 Gen 1 ports 2 x USB 2.0/1.1 ports 3 x Audio jacks support 8-channel audio output 1 x USB 3.1 Gen 1 connector support... 1 x CPU Fan connector 1 x Fan RGB header 2 x Chassis Fan connectors (Support DC & PWM...ASUS EZ Flash 3, ASUS CrashFree BIOS 3, My Favorites, Last Modified log, F12 PrintScreen, ASUS...
...PRIME X370-A specifications summary Rear panel I/O ports Internal connectors BIOS features Manageability Support DVD OS support Form factor 1 x PS/2 keyboard/mouse combo port 1 x HDMI port 1 x DVI-D port 1 x D-Sub port 1 x LAN (RJ-45) port 2 x USB 3.1 Gen 2 ports (teal blue, Type A) 4 x USB 3.1 Gen 1 ports 2 x USB 2.0/1.1 ports 3 x Audio jacks support 8-channel audio output 1 x USB 3.1 Gen 1 connector support... 1 x CPU Fan connector 1 x Fan RGB header 2 x Chassis Fan connectors (Support DC & PWM...ASUS EZ Flash 3, ASUS CrashFree BIOS 3, My Favorites, Last Modified log, F12 PrintScreen, ASUS...
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... Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts Power Supply Wattage Calculator at http://support.asus.com/ PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. 2. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN1/2) Connect the fan cables to the fan connectors on the...pin EATX12V) These connectors are designed to install additional devices. ATX power connectors (24-pin EATXPWR, 8-pin EATX12V) 2. M.2 Socket 3 5. AMD X370 SATA 6.0Gb/s ports (SATA6G_1~6) 8. Front panel audio connector (10-1 pin AAFP) 14. PCI Express 2.0 x1 slots 16. Find the proper ...
... Volts -5 Volts GND GND GND PSON# GND -12 Volts +3 Volts Power Supply Wattage Calculator at http://support.asus.com/ PowerSupplyCalculator/PSCalculator.aspx?SLanguage=en-us for details. 2. CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN1/2) Connect the fan cables to the fan connectors on the...pin EATX12V) These connectors are designed to install additional devices. ATX power connectors (24-pin EATXPWR, 8-pin EATX12V) 2. M.2 Socket 3 5. AMD X370 SATA 6.0Gb/s ports (SATA6G_1~6) 8. Front panel audio connector (10-1 pin AAFP) 14. PCI Express 2.0 x1 slots 16. Find the proper ...
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...Generation A-series / Athlon™ processors. These are not jumpers! Do not place jumper caps on the fan connectors! The CPU_FAN connector supports a CPU fan of 1A (12V). ASUS PRIME X370-A 1-3 Failure to do so may damage the motherboard components. CHA_FAN1 CHA_FAN2 GND CHA FAN PWR CHA FAN IN CHA FAN PWM CHA... FAN PWM CHA FAN IN CHA FAN PWR GND CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND 3. LED cable ...
...Generation A-series / Athlon™ processors. These are not jumpers! Do not place jumper caps on the fan connectors! The CPU_FAN connector supports a CPU fan of 1A (12V). ASUS PRIME X370-A 1-3 Failure to do so may damage the motherboard components. CHA_FAN1 CHA_FAN2 GND CHA FAN PWR CHA FAN IN CHA FAN PWM CHA... FAN PWM CHA FAN IN CHA FAN PWR GND CPU_FAN CPU FAN PWM CPU FAN IN CPU FAN PWR GND 3. LED cable ...
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...shared - - - - HD audio controller - - - shared - - PCIEx1_1 shared - - - - shared - CPU USB 3.1 Gen 1 XHCI controller - - shared - PCIEx1_2 - - - CPU USB 3.1 Gen 1 XHCI controller - - - - - shared - shared - - - - - - - - - - - - - - - - - - - - - M.2 - - - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ" or that the cards do not need IRQ assignments. ASUS PRIME X370-A 1-7 shared - - PCIEx16_2 shared - - - - M.2 shared - - - - Otherwise, conflicts will arise...
...shared - - - - HD audio controller - - - shared - - PCIEx1_1 shared - - - - shared - CPU USB 3.1 Gen 1 XHCI controller - - shared - PCIEx1_2 - - - CPU USB 3.1 Gen 1 XHCI controller - - - - - shared - shared - - - - - - - - - - - - - - - - - - - - - M.2 - - - When using PCI cards on shared slots, ensure that the drivers support "Share IRQ" or that the cards do not need IRQ assignments. ASUS PRIME X370-A 1-7 shared - - PCIEx16_2 shared - - - - M.2 shared - - - - Otherwise, conflicts will arise...
User Guide
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...items shown in submenu may be lost. 2.6.1 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. Be cautious when changing the settings of ACPI_PPC, _PSS, and _PCT objects. PSS Support [Enabled] Enables or disables the generation of ...the Advanced menu items. Incorrect field values can cause the system to change the settings for the CPU and other system devices. Configuration options: [Enabled] [Disabled] NX...
...items shown in submenu may be lost. 2.6.1 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. Be cautious when changing the settings of ACPI_PPC, _PSS, and _PCT objects. PSS Support [Enabled] Enables or disables the generation of ...the Advanced menu items. Incorrect field values can cause the system to change the settings for the CPU and other system devices. Configuration options: [Enabled] [Disabled] NX...