Asus ROG STRIX Z490-H GAMING, Bios Manual

Page 1: ...ROG STRIX Z490 H GAMING BIOS Manual Motherboard ...

Page 2: ...f their respective companies and are used only for identification or explanation and to the owners benefit without intent to infringe Offer to Provide Source Code of Certain Software This product contains copyrighted software that is licensed under the General Public License GPL under the Lesser General Public License Version LGPL and or other Free Open Source Software Licenses Such software in th...

Page 3: ... PCH FW Configuration 42 1 6 7 Thunderbolt TM Configuration 43 1 6 8 PCI Subsystem Settings 45 1 6 9 USB Configuration 46 1 6 10 Network Stack Configuration 47 1 6 11 NVMe Configuration 47 1 6 12 Onboard Devices Configuration 48 1 6 13 APM Configuration 49 1 6 14 HDD SSD SMART Information 50 1 7 Monitor menu 51 1 8 Boot menu 56 1 9 Tool menu 61 1 9 1 ASUS EZ Flash 3 Utility 61 1 9 2 Secure Erase 6...

Page 4: ... to ensure optimal performance DO NOT change the default BIOS settings except in the following circumstances An error message appears on the screen during the system bootup and requests you to run the BIOS Setup You have installed a new system component that requires further BIOS settings or update Inappropriate BIOS settings may result to instability or boot failure We strongly recommend that you...

Page 5: ...an be used under two modes EZ Mode and Advanced Mode You can change modes from Setup Mode in Boot menu or by pressing the F7 hotkey The BIOS settings and options for each motherboard may differ slightly with the options in this manual Please refer to the BIOS of your motherboard for the settings and options 1 2 BIOS setup program Use the BIOS Setup to update the BIOS or configure its parameters Th...

Page 6: ...llowing sections for the detailed configurations The default screen for entering the BIOS setup program can be changed Refer to the Setup Mode item in section Boot menu for details Menu items Submenu items General help Menu bar Language AURA ON OFF Qfan Control F6 MyFavorite F3 Scroll bar Pop up Menu Configuration fields Last modified settings Go back to EZ Mode Displays a quick overview of the sy...

Page 7: ...ave it to My Favorites menu Refer to section My Favorites for more information QFan Control F6 This button above the menu bar displays the current settings of your fans Use this button to manually tweak the fans to your desired settings Refer to section QFan Control for more information Search F9 This button allows you to search for BIOS items by entering its name enter the item name to find the r...

Page 8: ...s on the right side of a menu screen when there are items that do not fit on the screen Press the Up Down arrow keys or Page Up Page Down keys to display the other items on the screen General help At the bottom of the menu screen is a brief description of the selected item Use F12 key to capture the BIOS screen and save it to the removable storage device Configuration fields These fields show the ...

Page 9: ...y The boot device options vary depending on the devices you installed to the system Selects the display language of the BIOS setup program Displays a quick overview of the system status Displays the system properties of the selected mode Click or to switch modes Loads optimized default settings Displays the CPU Fan s speed Click the button to manually tune the fans Enables or disables the SATA RAI...

Page 10: ...ly configure the operating speed of your CPU and chassis fans Click to select a fan to be configured Click to activate PWM Mode Click to undo the changes Click to apply the fan setting Click to go back to main menu Select a profile to apply to your fans Click to activate DC Mode Select to manually configure your fans ...

Page 11: ...ally Select Manual from the list of profiles to manually configure your fans operating speed 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 ...

Page 12: ... STRIX Z490 H GAMING BIOS Manual 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 ...

Page 13: ...menu that you want to save as favorite from the submenu panel and click or press Enter on your keyboard You cannot add the following items to My Favorite items Items with submenu options User managed items such as language and boot order Configuration items such as Memory SPD Information system time and date 4 Click Exit ESC or press Esc key to close Setup Tree Map screen 5 Go to My Favorites menu...

Page 14: ...hen 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 ...

Page 15: ...word then press Enter 4 Re type to confirm the password then select OK To clear the administrator password follow the same steps as in changing an administrator password but leave other fields blank then select OK to continue After you clear the password the Administrator Password item on top of the screen shows Not Installed User Password If you have set a user password you must enter the user pa...

Page 16: ...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 ...

Page 17: ...clock Tuner is set to XMP I or XMP II XMP This item allows you to select your eXtreme Memory Profile XMP Each profile has its own DRAM frequency timing and voltage The following items appear only when Ai Overclock Tuner is set to XMP I XMP II or Manual BCLK Frequency This item allows you to set the BCLK base clock frequency to enhance the system performance Use the or to adjust the value We recomm...

Page 18: ... a Core ratio limit to synchronize all cores The following item appears only when CPU Core Ratio is set to By Core Usage 1 Core Ratio Limit Enter Auto to apply the CPU default Turbo Ratio setting or manually assign a 1 Core Limit value that must be higher than or equal to the 2 Core Ratio Limit 2 Core Ratio Limit Enter Auto to apply the CPU default Turbo Ratio setting or manually assign a 2 core r...

Page 19: ...The sub items in this menu allow you to set the DRAM timing control features Use the and keys to adjust the value To restore the default setting type Auto using the keyboard and press the Enter key Changing the values in this menu may cause the system to become unstable If this happens revert to the default settings Primary Timings DRAM CAS Latency Configuration options Auto 1 31 DRAM RAS to CAS D...

Page 20: ...ration options Auto 0 15 DRAM Write Latency Configuration options Auto 1 31 Skew Control ODT RTT WR CHA Configuration options Auto 0 DRAM CLOCK 80 DRAM CLOCK 120 DRAM CLOCK 240 DRAM CLOCK 255 DRAM CLOCK ODT RTT PARK CHA Configuration options Auto 0 DRAM CLOCK 34 DRAM CLOCK 40 DRAM CLOCK 48 DRAM CLOCK 60 DRAM CLOCK 80 DRAM CLOCK 120 DRAM CLOCK 240 DRAM CLOCK ODT RTT NOM CHA Configuration options Au...

Page 21: ... Configuration options Auto 0 1 Cmd Rising Slope Configuration options Auto 0 15 Cmd Rising Slope Offset Configuration options Auto 0 1 Ctl Rising Slope Configuration options Auto 0 15 Ctl Rising Slope Offset Configuration options Auto 0 1 Clk Rising Slope Configuration options Auto 0 15 Clk Rising Slope Offset Configuration options Auto 0 1 Data Falling Slope Configuration options Auto 0 15 Data ...

Page 22: ...ank0 Configuration options Auto 0 127 DRAM RTL CHB DIMM0 Rank1 Configuration options Auto 0 127 DRAM RTL CHB DIMM1 Rank0 Configuration options Auto 0 127 DRAM RTL CHB DIMM1 Rank1 Configuration options Auto 0 127 DRAM IOL CHA DIMM0 Rank0 Configuration options Auto 0 15 DRAM IOL CHA DIMM0 Rank1 Configuration options Auto 0 15 DRAM IOL CHA DIMM1 Rank0 Configuration options Auto 0 15 DRAM IOL CHA DIMM...

Page 23: ...d Early ReadMPR Timing Centering 2D Configuration options Enabled Disabled Read MPR Training Configuration options Enabled Disabled Receive Enable Training Configuration options Enabled Disabled Jedec Write Leveling Configuration options Enabled Disabled LPDDR4 Write DQ DQS Retraining Configuration options Enabled Disabled Early Write Timing Centering 2D Configuration options Enabled Disabled Earl...

Page 24: ... Configuration options Enabled Disabled Write Voltage Centering 2D Configuration options Enabled Disabled Read Voltage Centering 2D Configuration options Auto Enabled Disabled Late Command Training Configuration options Auto Enabled Disabled Round Trip Latency Configuration options Auto Enabled Disabled Turn Around Timing Training Configuration options Enabled Disabled Rank Margin Tool Configurati...

Page 25: ...dently Configuration options Enabled Disabled Third Timings tRDRD_sg_Training Configuration options Auto 0 63 tRDRD_sg_Runtime Configuration options Auto 0 63 tRDRD_dg Configuration options Auto 0 63 tRDWR_sg Configuration options Auto 0 63 tRDWR_dg Configuration options Auto 0 63 tWRWR_sg Configuration options Auto 0 63 tWRWR_dg Configuration options Auto 0 63 tWRRD_sg Configuration options Auto ...

Page 26: ...his item allows you to enable 10 second delay after training for DRAM to reach a certain temperature during extreme overclocking Configuration options Disabled Enabled DRAM CLK Period This item allows you to set the DRAM clock period Configuration options Auto 1 58 Memory Scrambler Set this item to enable or disable memory scrambler support Configuration options Enabled Disabled Channel A DIMM Con...

Page 27: ...tion Load line is defined by Intel specification and affects CPU power voltage The CPU working voltage decreases proportionally to CPU loading Higher load line calibration could get higher voltage and good overclocking performance but increases the CPU and VRM thermal conditions Configuration options Auto Level 1 Level 7 The actual performance boost may vary depending on your CPU specification DO ...

Page 28: ...cy is set to Auto VRM Spread Spectrum This item allows you to reduce the magnitude of peak noise from the VRM Enable this item to reduce peak noise Disable this settings when overclocking Configuration options Auto Disabled Enabled The following item appears only when VRM Spread Spectrum is set to Disabled Active Frequency Mode Enable this item to enhance the power saving option Configuration opti...

Page 29: ... 100 140 Configure higher values when overclocking or under a high CPU Graphics loading for extra support CPU Graphics VRM Switching Frequency The switching frequency will affect the CPU Graphics transient response spreed and the component thermal production Select manual mode to configure a higher frequency to get a quicker transient response speed Configuration options Auto Manual The following ...

Page 30: ...d in Watts The defualt value is defined by TDP of the processor Increasing the value will allow the Turbo ratio to be maintained for a longer duration under higher current loads Use the and keys to adjust the value Configuration options Auto 1 4095 Package Power Time Window An Intel parameter of power limit 1 and specified in seconds The applied value indicates how long the Turbo ratio can be acti...

Page 31: ...led Disabled V Max Stress If this item is set to Enabled Frequency may be clipped if the max voltage on the silicon is too high Frequency will not be clipped if disabled Configuration options Auto Enabled Disabled Tweaker s Paradise Realtime Memory Timing This item allows you to enable or disable realtime memory timing Configuration options Enabled Disabled FCLK Frequency for Early Power On This i...

Page 32: ... configure higher voltages for overclocking but the CPU lifetime will not be guaranteed Configuration options Disabled Enabled CPU Core Cache Voltage Configures the mode of Voltage fed to the cores of the processor Configuration options Auto Manual Mode Offset Mode The following item appears only when CPU Core Cache Voltage is set to Manual Mode CPU Core Voltage Override Allows you to configure th...

Page 33: ...set the voltage by a positive value To offset the voltage by a negative value CPU Core Voltage Offset CPU Graphics Voltage Offset This item allows you to configure the input voltage for the CPU by the external voltage regulator Configuration options Auto 0 635 0 635 PCH Core Voltage Configuration options Auto 0 900 1 800 DRAM REF Voltage Control DRAM CTRL REF Voltage on CHA CHB Configures the DRAM...

Page 34: ...s the DRAM Data REF Voltage Configuration options Auto 0 63 DRAM DATA REF Voltage on CHB DIMM1 Rank0 BL0 7 Configures the DRAM Data REF Voltage Configuration options Auto 0 63 DRAM DATA REF Voltage on CHB DIMM1 Rank1 BL0 7 Configures the DRAM Data REF Voltage Configuration options Auto 0 63 1 6 Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devi...

Page 35: ...bled Native ASPM Configuration options Auto Enabled Disabled PCH PCI Express DMI Link ASPM Control This item allows you to control the Active State Power Management of the DMI Link Configuration options Disabled L0s L1 L0sL1 Auto ASPM This item allows you to select the ASPM state for energy saving conditions Configuration options Disabled L0s L1 L0sL1 Auto L1 Substates This item allows you to sele...

Page 36: ...he CPU related information that the BIOS automatically detects The items in this menu may vary based on the CPU installed Scroll down to display other BIOS items Software Guard Extensions SGX This item allows you to enable or disable Software Guard Extensions SGX Configuration options Disabled Software Controlled Tcc Offset Time Window This item allows you to set the TCC Offset Time Window for Run...

Page 37: ...erating system to schedule two threads or processes simultaneously Enabled For two threads per activated core Disabled For only one thread per activated core MonitorMWait This item allows you to enable or disable MonitorMWait Configuration options Disabled Enabled CPU Power Management Configuration This item allows you to manage and configure the CPU s power Boot performance mode This item allows ...

Page 38: ...6 Report This item allows you to disable or enable the CPU C6 report to the operating system Configuration options Enabled Disabled CPU C7 Report This item allows you to disable or enable the CPU C7 report to the operating system Configuration options CPU C7 CPU C7s Disabled CPU C8 Report This item allows you to disable or enable the CPU C8 report to the operating system Configuration options Enab...

Page 39: ...Disabled Memory Configuration This item allows you to set memory configuration parameters Memory Remap This item allows you to enable or disable memory remap above 4GB Configuration options Enabled Disabled Graphics Configuration This item allows you to select a primary display from CPU and PCIe graphical devices Primary Display This item allows you to select the primary display from CPU and PCIe ...

Page 40: ...eed This item allows you to configure the PCIEx16_2 slot Configuration options Auto Gen1 Gen2 Gen3 PCIEx16_3 Link Speed This item allows you to configure the PCIEx16_3 slot Configuration options Auto Gen1 Gen2 Gen3 1 6 4 PCH Configuration PCI Express Configuration This item allows you to configure the PCI Express slots PCIe Speed This item allows your system to automatically select the PCI Express...

Page 41: ...tion 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 Intel RST Premium With Intel Optane System Acceleration RAID Set to Intel RST Premi...

Page 42: ...A6G_1 Black SATA6G_6 Black This item allows you to enable or disable the selected SATA port Configuration options Disabled Enabled SATA6G_1 SATA6G_6 Hot Plug These items appears only when the SATA Mode Selection is set to AHCI and allows you to enable or disable SATA Hot Plug Support Configuration options Disabled Enabled 1 6 6 PCH FW Configuration This item allows you to configure the firmware TP...

Page 43: ...le Titan Ridge Workabout for OSUP Configuration options Disabled Enabled Tbt Dynamic AC DC L1 This item allows you to enable or disable Tbt Dynamic AC DC L1 support Configuration options Disabled Enabled Wake From Thunderbolt TM Devices This item allows you to enable or disable system wake from Thunderbolt TM devices Configuration options On Off Security Level This item allows you to select the se...

Page 44: ...item allows you to enable ASPM support for all downstream ports and endpoint devices Configuration options Disabled L0s L1 L0sL1 Enable LTR This item allows you to enable Latency Tolerance Reporting support for all Thunderbolt TM devices Configuration options Disabled Enabled Enable PTM This item allows you to enable Ptm support for all downstream ports and endpoint devices Configuration options D...

Page 45: ...ot Bridge Use the and keys to adjust the value The values range from 1 to 4096 PMemory alignment Use the and keys to adjust the value The values range from 0 to 31 Reserved I O Use the and keys to adjust the value The values range from 0 to 60 Thunderbolt TM OS select Windows 10 Thunderbolt support This item allows you to specify Windows 10 Thunderbolt support level Enable RTD3 OS Native support p...

Page 46: ...r system automatically detects the presence of USB devices at startup If any USB devices are detected the legacy USB support is enabled XHCI Hand off This item is set to Disabled by default for the EHCI enhanced host controller interface support by XHCI drivers in operating systems Disabled Support XHCI by XHCI drivers for operating systems with XHCI support Enabled Support XHCI by BIOS for operat...

Page 47: ...ck Configuration options Disable Enable The following items appear only when Network Stack is set to Enabled Ipv4 Ipv6 PXE Support This item allows you to enable or disable the Ipv4 Ipv6 PXE wake event Configuration options Disabled Enabled 1 6 11 NVMe Configuration This menu displays the NVMe controller and Drive information of the connected devices ...

Page 48: ...tel LAN This item allows you to enable or disable the Intel LAN Configuration options Disabled Enabled USB power deliver in Soft Off state S5 This item allows you to enable or disable USB power when your PC is in the S5 state Configuration options Disabled Enabled LED lighting When system is in working state This item allows you to turn the RGB LED lighting on or off when the system is in the work...

Page 49: ...s your system to go to ON state OFF state or both states after an AC power loss When setting your system to Last State it goes to the previous state before the AC power loss Configuration options Power Off Power On Last State CEC Ready Enabling this item allows your system to comply with CEC California Energy Commission regulations and save more power under S0 state Configuration options Disabled ...

Page 50: ...rate a wake event and configure the RTC alarm date When enabled you can set the days hours minutes or seconds to schedule an RTC alarm date Configuration options Disabled Enabled 1 6 14 HDD SSD SMART Information This menu displays the SMART information of the connected devices NVM Express devices do not support SMART information ...

Page 51: ...rdware monitor automatically detects and displays the CPU fan CPU optional fan chassis fan M 2 fan AIO pump fan and VRM heatsink fan speed in rotations per minute RPM If the fan is not connected to the motherboard the field shows N A Select Ignore if you do not wish to display the detected speed CPU Core Voltage 12V Voltage 5V Voltage 3 3V Voltage x xxxx V The onboard hardware monitor automaticall...

Page 52: ...4 pin CPU fan DC Mode Enables the CPU Q Fan Control feature in DC mode for 3 pin CPU fan Disabled Disables the Q Fan Control The following items appear only when CPU Q Fan Control is set to Auto PWM Mode or DC Mode CPU Fan Step Up This item allows you to set the value of the CPU fan step up Configuration options 0 sec 2 1 sec 2 8 sec 3 6 sec 4 2 sec 5 0 sec 6 3 sec 8 5 sec 12 sec 25 sec CPU Fan St...

Page 53: ... than the limit CPU Fan Min Duty Cycle Use the or keys to adjust the minimum CPU fan duty cycle When the temperature source is under the limit the CPU fan will operate at the minimum duty cycle Chassis Fan s Configuration Chassis Fan 1 2 Q Fan Control This item allows you to set the chassis fan operating mode Auto Detects the type of chassis fan installed and automatically switches the control mod...

Page 54: ...d fan speed control parameters The following items appear only when Chassis Fan 1 2 Profile is set to Manual Chassis Fan 1 2 Upper Temperature Use the or keys to adjust the upper limit of the Chassis fan 1 2 temperature The Chassis fan 1 2 will operate at the maximum duty cycle when the temperature source is higher than the limit Chassis Fan 1 2 Max Duty Cycle Use the or keys to adjust the maximum...

Page 55: ...IO PUMP temperature AIO PUMP Max Duty Cycle Use the or keys to adjust the maximum AIO PUMP duty cycle When the CPU temperature reaches the upper limit the AIO PUMP will operate at the maximum duty cycle AIO PUMP Middle Temperature Use the or keys to adjust the middle limit of the AIO PUMP temperature AIO PUMP Middle Duty Cycle Use the or keys to adjust the maximum AIO PUMP duty cycle When the CPU ...

Page 56: ...support the non UEFI driver add on devices or the Windows UEFI mode Disabled Disable the CSM to fully support the non UEFI driver add on devices or the Windows UEFI mode The following items appear only when Launch CSM is set 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...

Page 57: ...efault Security Boot keys Platform key PK Key exchange Key KEK Signature database db and Revoked Signatures dbx When the default Secure boot keys are loaded the PK state will change from Unloaded mode to loaded mode Clear Secure Boot keys This item appears only when you load the default Secure Boot keys This item allows you to clear all default Secure Boot keys Save all Secure Boot variables This ...

Page 58: ...sed authenticated variable DB Management The db Authorized Signature database lists the signers or images of UEFI applications operating system loaders and UEFI drivers that you can load on the single computer Save to file This item allows you to save the db to a USB storage device Set New key This item allows you to load the downloaded db from a USB storage device Append Key This item allows you ...

Page 59: ...Fast Boot is set 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 Boot Logo Display Auto Auto adjustments for Windows requirements Full Screen Maximize the boot logo size Disabled Hide the logo during POST The following item appears only when Boot Logo Dis...

Page 60: ... the Boot Sector Policy Auto Recovery Follow UEFI Rule Local User Control You can enter setup page and select Boot Sector MBR GPT Recovery Policy to recovery MBR GPT on the next boot time The following item appears only when Boot Sector MBR GPT Recovery Policy is set to Local User Control Next Boot Recovery Action Choose the MBR GPT recovery action on the next boot Configuration options Skip Recov...

Page 61: ...does not sync with the BIOS software option DirectKey Boot directly into the BIOS 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 Enter a confirmation message appears Use the left right arrow key to select between Yes or No then press Enter to ...

Page 62: ...rent password defined by ASUS You have to unlock the SSD in the software before proceeding with Secure Erase 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 The time to erase the co...

Page 63: ...ile 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 Profile Name This item allows you to key in a profile name Save to Profile This item allows you to save the current BIOS settings to the BIOS Flash and create a profile Key in a profile number from one to eight press Enter and then ...

Page 64: ... 9 5 ASUS Armoury Crate This item allows you to enable or disable downloading and installing of the Armoury Crate app in the Windows OS The Armoury Crate app can help you manage and download the latest ROG drivers and utilities for your motherboard Download Install ARMOURY CRATE app Configuration options Disabled Enabled ...

Page 65: ...he default values Save Changes Reset Once you are finished making your selections choose this option from the Exit menu to ensure the values you selected are saved When you select this option or if you press F10 a confirmation window appears Select OK to save changes and exit Discard Changes Exit This option allows you to exit the Setup program without saving your changes When you select this opti...

Page 66: ...o download the latest BIOS file for this motherboard The following utilities allow you to manage and update the motherboard BIOS setup program 1 EZ Update Updates the BIOS in Windows environment 2 ASUS EZ Flash 3 Updates the BIOS using a USB flash drive 3 ASUS CrashFree BIOS 3 Restores the BIOS using the motherboard support DVD or a USB flash drive when the BIOS file fails or gets corrupted 1 11 1...

Page 67: ...anced Mode of the BIOS setup program Go to the Tool menu to select ASUS EZ Flash 3 Utility and press Enter 3 Press Tab to switch to the Drive field 4 Press the Up Down arrow keys to find the USB flash drive that contains the latest BIOS and then press Enter 5 Press Tab to switch to the Folder Info field 6 Press the Up Down arrow keys to find the BIOS file and then press Enter to perform the BIOS u...

Page 68: ...OS file download the file at https www asus com support and save it to a USB flash drive Recovering the BIOS To recover the BIOS 1 Turn on the system 2 Insert the motherboard support DVD to the optical drive or the USB flash drive containing the BIOS file to the USB port 3 The utility automatically checks the devices for the BIOS file When found the utility reads the BIOS file and enters ASUS EZ F...