BIOS Manual Motherboard ROG STRIX X470-F GAMING
E14020 First Edition March 2018 Copyright© 2018 ASUSTeK COMPUTER INC. All Rights Reserved. No part of this manual, including the products and software described in it, may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any means, except documentation kept by the purchaser for backup purposes, without the express written permission of ASUSTeK COMPUTER INC. (“ASUS”).
Contents 1.1 1.2 Knowing BIOS................................................................................................ 4 BIOS setup program...................................................................................... 5 1.2.1 Advanced Mode.............................................................................. 6 1.2.2 EZ Mode......................................................................................... 9 1.2.3 QFan Control................................................
BIOS Setup 1.1 Knowing BIOS The new ASUS UEFI BIOS is a Unified Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the traditional keyboardonly BIOS controls to enable a more flexible and convenient mouse input. You can easily navigate the new UEFI BIOS with the same smoothness as your operating system. The term “BIOS” in this user manual refers to “UEFI BIOS” unless otherwise specified.
1.2 BIOS setup program Use the BIOS Setup to update the BIOS or configure its parameters. The BIOS screen include navigation keys and brief onscreen help to guide you in using the BIOS Setup program. Entering BIOS at startup To enter BIOS Setup at startup, press or during the Power-On Self Test (POST). If you do not press or , POST continues with its routines. Entering BIOS Setup after POST To enter BIOS Setup after POST: • Press ++ simultaneously.
1.2.1 Advanced Mode By default, the Advanced Mode screen appears when you enter the BIOS setup program. The Advanced Mode provides advanced options for experienced end-users to configure the BIOS settings. The figure below shows an example of the Advanced Mode. Refer to the following sections for the detailed configurations. To access the EZ Mode, click EzMode(F7) or press . The default screen for entering the BIOS setup program can be changed.
Menu bar The menu bar on top of the screen has the following main items: My Favorites For saving the frequently-used system settings and configuration. Main For changing the basic system configuration Ai Tweaker For changing the overclocking settings Advanced For changing the advanced system settings Monitor For displaying the system temperature, power status, and changing the fan settings.
Search (F9) This button allows you to search by BIOS item name, enter the item name to find the related item listing. AURA (F4) This button allows you to turn the RGB LED lighting on or off. [ON] All AURA effects will be enabled. (Default mode) [OFF] All AURA effects will be disabled. Search on FAQ Move your mouse over this button to show a QR code, scan this QR code on your mobile device to connect to the BIOS FAQ web page of the ASUS support website.
1.2.2 EZ Mode The EZ Mode provides you an overview of the basic system information, and allows you to select the display language, system performance, mode and boot device priority. To switch from Advanced Mode to EZ Mode, click EZ Mode(F7) or press the hotkey.
1.2.3 QFan Control The QFan Control allows you to set a fan profile or manually configure the operating speed of your CPU and chassis fans.
Configuring fans manually Select Manual from the list of profiles to manually configure your fans’ operating speed. Speed points Select to manually configure your fans To configure your fans: 1. Select the fan that you want to configure and to view its current status. 2. Click and drag the speed points to adjust the fans’ operating speed. 3. Click Apply to save the changes then click Exit (ESC). 1.2.
OC Tuning To start OC Tuning: 12 1. Press on your keyboard or click EZ Tuning Wizard screen, and then click Next. from the BIOS screen to open 2. Select a PC scenario Daily Computing or Gaming/Media Editing, then click Next. 3. Select a Main Cooling System BOX cooler, Tower cooler, Water cooler, or I’m not sure, then click Next. 4. After selecting the Main Cooling System, click Next then click Yes to start the OC Tuning.
1.3 My Favorites My Favorites is your personal space where you can easily save and access your favorite BIOS items. You can personalize this screen by adding or removing items.
Adding items to My Favorites To add BIOS items: 1. Press on your keyboard or click Setup Tree Map screen. from the BIOS screen to open 2. On the Setup Tree Map screen, select the BIOS items that you want to save in My Favorites screen. Main menu panel Selected shortcut items Submenu panel Delete all favorite items Recover to default favorite items 3.
1.4 Main menu The Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides you an overview of the basic system information, and allows you to set the system date, time, language, and security settings. Security The Security menu items allow you to change the system security settings. • If you have forgotten your BIOS password, erase the CMOS Real Time Clock (RTC) RAM to clear the BIOS password. See section 1.1.
Administrator Password If you have set an administrator password, we recommend that you enter the administrator password for accessing the system. Otherwise, you might be able to see or change only selected fields in the BIOS setup program. To set an administrator password: 1. Select the Administrator Password item and press . 2. From the Create New Password box, key in a password, then press . 3. Re-type to confirm the password then select OK. To change an administrator password: 1.
1.5 Ai Tweaker menu The Ai Tweaker menu items allow you to configure overclocking-related items. Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect field values can cause the system to malfunction. The configuration options for this section vary depending on the CPU and DIMM model you installed on the motherboard. Scroll down to display other BIOS items. Ai Overclock Tuner Allows you to select the CPU overclocking options to achieve the desired CPU internal frequency.
Memory Frequency This item allows you to set the memory operating frequency. The configurable options vary with the BCLK (base clock) frequency setting. Select the auto mode to apply the optimized setting. Configuration options: [Auto] [DDR4-1333MHz] [DDR4-1600MHz] [DDR4-1866MHz] [DDR4-2133MHz] [DDR4-2400MHz] Selecting a very high memory frequency may cause the system to become unstable! If this happens, revert to the default setting.
DRAM COMMAND Mode Configuration options: [Auto] [1] [2] Secondary Timings DRAM Row Cycle Time Configuration options: [Auto] [10] ~ [78] DRAM READ to PRE Time Configuration options: [Auto] [4] ~ [14] DRAM RAS# to RAS# Delay Configuration options: [Auto] [1] ~ [13] DRAM RAS# to RAS# Delay L Configuration options: [Auto] [1] ~ [13] DRAM WRITE to READ Delay Configuration options: [Auto] [2] ~ [14] DRAM WRITE to READ Delay L Configuration options: [Auto] [2] ~ [14] DRAM CAS# Write Latency Configuration options:
Tstag Configuration options: [Auto] [1]~ [254] Tvrefdq Configuration options: [Auto] [0] TrdrdBan Configuration options: [Auto] [0] TrdrdSdSc Configuration options: [Auto] [1] ~ [11] TrdrdSdDc Configuration options: [Auto] [2] ~ [11] Twrrd Configuration options: [Auto] [1] ~ [11] TrdrdDd Configuration options: [Auto] [2] ~ [11] TrdrdSdScL Configuration options: [Auto] [1] ~ [11] TwrwrSdScL Configuration options: [Auto] [1] ~ [11] TrwtWB Configuration options: [Auto] [3] ~ [28] TrwtTO Configuration options:
CS/ODT drive strength Configuration options: [Auto] [120 ohms] [60 ohms] [40 ohms] [30 ohms] [24 ohms] [20 ohms] Address/command drive strength Configuration options: [Auto] [120 ohms] [60 ohms] [40 ohms] [30 ohms] [24 ohms] [20 ohms] MEMCLK drive strength Configuration options: [Auto] [120 ohms] [60 ohms] [40 ohms] [30 ohms] [24 ohms] [20 ohms] Data drive strength Configuration options: [Auto] [480 ohms] [240 ohms] [160 ohms] [120 ohms] [96 ohms] [80 ohms] [68 ohms] [60 ohms] [53.3 ohms] [48 ohms] [43.
TDP Configuration This item appears depending on the APU type installed. Target TDP Allows you to manually set up a TDP (Thermal Design Power) value. The processor will run within the specified TDP to constrain power consumption. DIGI+ VRM VDDCR CPU Load-line Calibration Load-line is defined by Intel® specification and affects CPU power voltage. The CPU working voltage decreases proportionally to CPU loading.
The following item appears only when the VDDCR CPU Switching Frequency is set to [Auto]. VRM Spread Spectrum This item allows to enhance the system stability. Configuration options: [On] [Off] VDDCR CPU Power Duty Control DIGI + VRM Duty Control adjusts the current of every VRM phase and the thermal conditions of every phase component. [T. Probe] Select to set the VRM thermal balance mode. [Extreme] Select to set the VRM current balance mode. DO NOT remove the thermal module.
The following item appears only when you set the VDDCR SOC Switching Frequency to [Manual]. Fixed VDDCR SOC Switching Frequency(KHz) This item allows you to set a higher frequency for a quicker transient response speed. Use the <+> or <-> to adjust the value. The values range from 400 KHz to 600 KHz with an interval of 50 KHz. Do not remove the thermal module when the manual mode is selected. The thermal conditions should be monitored.
VDDCR SOC Voltage Configures the mode of Voltage fed to the VDDSOC. Configuration options: [Auto] [Manual] [Offset Mode] The following items appear only when you set the VDDCR SOC Voltage to [Manual]. VDDCR SOC Voltage Override Allows you to configure the VDDSOC voltage. Configuration options: [Auto] [0.75000V] ~ [1.80000V] The following items appear only when you set the VDDCR SOC Voltage to [Offset Mode]. VDDCR SOC Offset Mode Sign [+] To offset the voltage by a positive value.
1.6 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. Be cautious when changing the settings of the Advanced menu items. Incorrect field values can cause the system to malfunction.
1.6.1 AMD fTPM Configuration The items in this menu allow you to configure the TPM settings. TPM Device Selection This item allows you to select the TPM device. Configuration options: [Firmware TPM] [Discrete TPM] Erase fTPM NV for factory reset [Enabled] When new CPU is installed, select this option to reset fTPM. If you are using BitLocker or encryption-enabled system, your system cannot boot up without a recovery key.
1.6.2 CPU Configuration The items in this menu show the CPU-related information that the BIOS automatically detects. The items in this menu may vary based on the CPU installed. PSS Support This item allows you enable or disable the generation of ACPI_PPC, _PSS, and _PCT objects. Configuration options: [Disabled] [Enabled] NX Mode This item allows you enable or disable no-execute page protection function.
IOMMU Set this item to [Enabled] to show IOMMU Mode. Configuration options: [Enabled] [Disabled] [Auto] Bank Interleaving Enables or disables the bank memory interleaving. Configuration options: [Enabled] [Disabled] Channel Interleaving Enables or disables the channel memory interleaving. Configuration options: [Enabled] [Disabled] Core Leveling Mode Allows you to change the number of Compute Units on the system. Configuration options: [Automatic mode] [One Compute Unit] 1.6.
IGFX Multi-Monitor Enables or disables the Internal Graphics Device Multi-Monitor support for add-on VGA devices. And the memory size of Internal Graphics Device will keep memory reserved. Configuration options: [Disabled] [Enabled] The IGFX Multi-Monitor item must be enabled before using AMD Dual Graphics technology. Primary Video Device Selects the primary display device.
SATA Port Enable This item allows you to enable or disable the SATA Device. Configuration options: [Disabled] [Enabled] SATA Mode This item allows you to set the SATA configuration. [AHCI] Set to [AHCI] when you want the SATA hard disk drives to use the AHCI (Advanced Host Controller Interface). The AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases storage performance on random workloads by allowing the drive to internally optimize the order of commands.
1.6.5 Onboard Devices Configuration The items in this menu allow you to switch between PCIe Lanes and configure onboard devices. Scroll down to display the other BIOS items. HD Audio Controller This item allows you to enable or disable the Azalia High Definition Audio Controller. Configuration options: [Disabled] [Enabled] Depop Configuration options: [Disabled] [Enabled] PCIEX16_1 Bandwidth This item displays on AMD Ryzen™ with Radeon™ Vega Graphics/ 7th Generation A-Series/ Athlon X4 processors.
PCIEX16_3 4X-2X Switch This item allows you to set the PCIEX16_3 Mode. Configuration options: [Auto] [2X] [4X] [Auto] Automatic configuration. If PCIe mode M.2 device is inserted to M.2_2, switches PCIEx16_3 to X4 mode; Else if no device or SATA mode M.2 device is inserted to M.2_2, whenever PCIEx1_1 or PCIEx1_3 is occupied, switches PCIEx16_3 to X2 mode; When a device (with bandwidth >= 4X) is inserted into PCIEX16_3 and no device is inserted into both PCIEx1_1 and PCIEx1_3, switches PCIEX16_3 to X4 mode.
1.6.6 APM Configuration The items in this menu allow you to set system wake and sleep settings. ErP Ready This item allows you to switch off some power at S4+S5 or S5 to get the system ready for ErP requirement. When set to [Enabled], all other PME options are switched off. Configuration options: [Disabled] [Enabled (S4+S5)] [Enabled (S5)] Restore AC Power Loss This item allows your system to go to ON state, OFF state, or both states after an AC power loss.
1.6.7 PCI Subsytem Settings SR-IOV Support This item allows you to enable or disable the Single Root IO Virtualization support if your system has SR-IOV capable PCIe devices. 1.6.8 Network Stack Configuration The items in this menu allow you to enable or disable the UEFI network stack. Network stack This item allows you to disable or enable the UEFI network stack. Configuration options: [Disable] [Enable] The following item appears only when you set the Network Stack to [Enabled].
1.6.10 USB Configuration The items in this menu allow you to change the USB-related features. The Mass Storage Devices item shows the auto-detected values. If no USB device is detected, the item shows None. Legacy USB Support [Enabled] Your system supports the USB devices in legacy operating systems. [Disabled] Your USB devices can be used for BIOS setup only and cannot be recognized in the boot devices list. [Auto] Your system automatically detects the presence of USB devices at startup.
1.7 Monitor menu The Monitor menu displays the system temperature/power status, and allows you to change the fan settings. Scroll down to display the other BIOS items. CPU Temperature, Motherboard Temperature, PCH temperature, T_Sensor Temperature [xxx°C/xxx°F] The onboard hardware monitor automatically detects and displays the CPU, motherboard, PCH, and T_Sensor temperatures. Select [Ignore] if you do not wish to display the detected temperatures.
CPU Q-Fan Control This item allows you to set the CPU Q-Fan operating mode. [Auto] Detects the type of CPU fan installed and automatically switches the control modes. [PWM Mode] Enables the CPU Q-Fan Control feature in PWM mode for 4-pin CPU fan. [DC Mode] Enables the CPU Q-Fan Control feature in DC mode for 3-pin CPU fan. [Disabled] Disables the CPU Q-Fan control feature. The following items appear only when you set the CPU Q-Fan Control to [Auto], [PWM Mode], and [DC Mode].
CPU Lower Temperature Use the <+> or <-> keys to adjust the lower limit of the CPU temperature. The CPU fan will operate at the minimum duty cycle when the CPU temperature is lower than the limit. CPU Fan Min. Duty Cycle(%) Use the <+> and <-> keys to adjust the minimum CPU fan duty cycle. When the CPU temperature is lower than the lower limit, the CPU fan will operate at the minimum duty cycle.
Chassis Fan 1/2/3 Upper Temperature Use the <+> or <-> keys to adjust the upper limit of the Chassis Fan 1/2/3 temperature. The Chassis Fan 1/2/3 will operate at the maximum duty cycle when the temperature source is higher than the limit. Chassis Fan 1/2/3 Max. Duty Cycle (%) Use the <+> or <-> keys to adjust the maximum Chassis Fan 1/2/3 duty cycle. When the temperature source reaches the upper limit, the Chassis Fan 1/2/3 will operate at the maximum duty cycle.
AIO_Pump/W_Pump+ Middle. Duty Cycle (%) Use the <+> or <-> keys to adjust the maximum AIO_Pump/W_Pump+ duty cycle. When the CPU temperature reaches the upper limit, the AIO_ Pump/W_Pump+ will operate at the maximum duty cycle. AIO_Pump/W_Pump+ Lower Temperature Use the <+> or <-> keys to adjust the lower limit of the AIO_Pump/W_ Pump+ temperature. The AIO_Pump/W_Pump+ will operate at the minimum duty cycle when the temperature is lower than the limit. AIO_Pump/W_Pump+ Min.
1.8 Boot menu The Boot menu items allow you to change the system boot options. Fast Boot [Disabled] Allows your system to go back to its normal boot speed. [Enabled] Allows your system to accelerate the boot speed. The following items appear only when you set the Fast Boot to [Enabled]. Next Boot after AC Power Loss [Normal Boot] Returns to normal boot on the next boot after an AC power loss. [Fast Boot] Accelerates the boot speed on the next boot after an AC power loss.
This feature only works when set under normal boot. The following item appears only when you set the Boot Logo Display to [Disabled]. Post Report This item allows you to select a desired POST report waiting time. Configuration options: [1 sec] - [10 sec] [Until Press ESC] Boot up NumLock State This item allows you to enable or disable power-on state of the NumLock.
The following items appear only when you set the Launch CSM to [Enabled]. Boot Device Control This item allows you to select the type of devices that you want to boot. Configuration options: [UEFI and Legacy OPROM] [Legacy OPROM only] [UEFI only] Boot from Network Devices This item allows you to select the type of network devices that you want to launch.
PK Management The Platform Key (PK) locks and secures the firmware from any permissible changes. The system verifies the PK before your system enters the OS. Save to file This item allows you to save the PK to a USB storage device. Set New key This item allows you to load the downloaded PK from a USB storage device. Delete key This item allows you to delete the PK from your system. Once the PK is deleted, all the system’s Secure Boot keys will not be active.
Set New key This item allows you to load the downloaded db from a USB storage device. Append Key This item allows you to load the additional db from a storage device for an additional db and dbx loaded management. Delete key This item allows you to delete the db file from your system. Configuration options: [Yes] [No] The db file must be formatted as a UEFI variable structure with time-based authenticated variable.
1.9 Tool menu The Tool menu items allow you to configure options for special functions. Select an item then press to display the submenu. Setup Animator This item allows you to enable or disable the Setup animator. Configuration options: [Disabled] [Enabled] 1.9.1 ASUS EZ Flash 3 Utility This item allows you to run ASUS EZ Flash 3. When you press , a confirmation message appears. Use the left/right arrow key to select between [Yes] or [No], then press to confirm your choice.
1.9.2 Secure Erase SSD speeds may lower over time as with any storage medium due to data processing. Secure Erase completely and safely cleans your SSD, restoring it to factory performance levels. To launch Secure Erase, click Tool > Secure Erase on the Advanced mode menu. Secure Erase is only supported on selected SATA SSDs, and cannot erase NVMe storage devices. • The time to erase the contents of your SSD may take a while depending on its size. Do not turn off the system during the process.
1.9.3 ASUS User Profile This item allows you to store or load multiple BIOS settings. Load from Profile This item allows you to load the previous BIOS settings saved in the BIOS Flash. Key in the profile number that saved your BIOS settings, press , and then select Yes. • DO NOT shut down or reset the system while updating the BIOS to prevent the system boot failure! • We recommend that you update the BIOS file only coming from the same memory/ CPU configuration and BIOS version.
1.9.4 ASUS SPD Information This item allows you to view the DRAM SPD information. 1.9.5 Graphics Card Information This item displays the information and recommended configuration for the PCIE slots that the graphics card is installed in your system. This feature is only supported on selected ASUS graphics cards. GPU Post This item displays the information and recommended configuration for the PCIE slots that the graphics card is installed in your system.
1.10 Exit menu The Exit menu items allow you to load the optimal default values for the BIOS items, and save or discard your changes to the BIOS items. You can access the EZ Mode from the Exit menu. Load Optimized Defaults This option allows you to load the default values for each of the parameters on the Setup menus. When you select this option or if you press , a confirmation window appears. Select OK to load the default values.
1.11 Updating BIOS The ASUS website publishes the latest BIOS versions to provide enhancements on system stability, compatibility,and performance. However, BIOS updating is potentially risky. If there is no problem using the current version of BIOS, DO NOT manually update the BIOS. Inappropriate BIOS updating may result to system’s failure to boot. Carefully follow the instructions in this chapter to update your BIOS when necessary. Visit http://www.asus.
1.11.2 ASUS EZ Flash 3 ASUS EZ Flash 3 allows you to download and update to the latest BIOS through the Internet without having to use a bootable floppy disk or an OS‑based utility. Updating through the Internet varies per region and Internet conditions. Check your local Internet connection before updating through the Internet. To update the BIOS by USB: 1. Enter the Advanced Mode of the BIOS setup program. Go to the Tool menu to select ASUS EZ Flash 3 Utility and press . 2.
• This function can support devices such as a USB flash disk with FAT 32/16 format and single partition only. • DO NOT shut down or reset the system while updating the BIOS to prevent system boot failure! Ensure to load the BIOS default settings to ensure system compatibility and stability. Select the Load Optimized Defaults item under the Exit menu. See section 1.10 Exit Menu for details. To update the BIOS by Internet: 1. Enter the Advanced Mode of the BIOS setup program.
1.11.3 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore the BIOS file when it fails or gets corrupted during the updating process. You can restore a corrupted BIOS file using the motherboard support DVD or a USB flash drive that contains the BIOS file. The BIOS file in the motherboard support DVD may be older than the BIOS file published on the ASUS official website. If you want to use the newer BIOS file, download the file at https://www.asus.
ROG STRIX X470-F GAMING BIOS Manual
