Asus STRIX Z270F GAMING Bios Manual
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Asus STRIX Z270F GAMING Bios Manual

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STRIX Z270F
GAMING
BIOS Manual

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Summary of Contents for Asus STRIX Z270F GAMING

  • Page 1 STRIX Z270F GAMING BIOS Manual...
  • Page 2 INCIDENTAL, OR CONSEQUENTIAL DAMAGES (INCLUDING DAMAGES FOR LOSS OF PROFITS, LOSS OF BUSINESS, LOSS OF USE OR DATA, INTERRUPTION OF BUSINESS AND THE LIKE), EVEN IF ASUS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES ARISING FROM ANY DEFECT OR ERROR IN THIS MANUAL OR PRODUCT.

  • Page 3: Table Of Contents

    HDD/SSD SMART Information ............ 49 ............... 50 Monitor menu ....................51 Boot menu ....................59 Tool menu ....................64 1.9.1 ASUS EZ Flash 3 Utility ............... 64 1.9.2 Secure Erase ................65 ............66 1.9.4 ASUS SPD Information ..............67 1.9.5...

  • Page 4: Bios Setup

    Inappropriate BIOS settings may result to instability or boot failure. We strongly recommend that you change the BIOS settings only with the help of a trained service personnel. Z270SF.CAP for this motherboards. refer to the latest BIOS version for settings and options. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 5: Bios Setup Program

    BIOS menu screen The BIOS Setup program can 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. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 6: Ez Mode

    Click to go to Advanced mode Loads optimized Search on the FAQ default settings Click to display boot devices Selects the boot device priority The boot device options vary depending on the devices you installed to the system. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 7: Advanced Mode

    MyFavorite(F3) Hot Keys Language Qfan Control(F6) EZ Tuning Wizard(F11) Go back to EZ Mode Last modified settings Menu items General help Search on the FAQ Displays the CPU temperature, CPU, and memory voltage output ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 8: Menu Bar

    This button above the menu bar allows you to view and tweak the overclocking settings of your system. It also allows you to change the motherboard’s SATA mode from AHCI to RAID mode. Refer to section 1.2.4 EZ Tuning Wizard for more information. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 9: Scroll Bar

    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. You can also scan the following QR code: Hot keys This button above the menu bar contains the navigation keys for the BIOS setup program.

  • Page 10: Qfan Control

    PWM Mode Select a profile to Click to apply the fan setting apply to your fans Click to undo the Click to go back to main menu changes Select to manually configure your fans ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 11 Configuring fans manually Select Manual Speed points Select to manually configure your fans Click and drag the speed points to adjust the fans’ operating speed. Click Apply to save the changes then click Exit (ESC). ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 12: Ez Tuning Wizard

    To start OC Tuning: Press <F11> on your keyboard or click from the BIOS screen to open Click OC then click Next. Select a PC scenario Daily Computing or Gaming/Media Editing, then click Next. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 13: Creating Raid

    Creating RAID To create RAID: Press <F11> on your keyboard or click from the BIOS screen to open Click RAID then click Next. ® SATA connectors. Check the available storage disk drives, then click Next. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 14 After selecting the type of RAID, click Next then click Yes to continue the RAID setup. After the RAID setup is done, click Yes to exit the setup then click OK to reset your system. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 15: My Favorites

    My Favorites My Favorites is your personal space where you can easily save and access your favorite BIOS items. My Favorites comes with several performance, power saving, and fast boot ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 16 You cannot add the following items to My Favorite items: Click Exit (ESC) or press <Esc> key to close Setup Tree Map screen. Go to My Favorites menu to view the saved BIOS items. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 17: Main Menu

    RAM to clear the BIOS password. See section 1.1.6 Jumpers in your user manual for information on how to erase the RTC RAM. [Not Installed]. After you set a password, these items show [Installed]. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 18: Administrator Password

    To clear the user password, follow the same steps as in changing a user password, but OK to continue. After you clear the password, the User Password item on top of the screen shows [Not Installed]. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 19: Ai Tweaker Menu

    Scroll down to display other BIOS items. Ai Overclock Tuner This item allows you to select the CPU overclocking options to achieve the desired CPU [Auto] Loads the optimal settings for the system. The [X.M.P.] ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 20 2-core ratio limit that must be higher than or equal to the 3-core ratio limit. If you assign a value for 2-Core Ratio Limit, do not set the 1-Core Ratio Limit to [Auto]. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 21: Dram Frequency

    [Keep Current Settings] Keep the current settings without changing anything. [TPU I] Applies air cooling overclocking conditions. [TPU II] Applies water cooling overclocking conditions. Ensure to use water cooling device before selecting [TPU II]. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 22: Dram Timing Control

    EPU Power Saving Mode The ASUS EPU (Energy Processing Unit) sets the CPU in its minimum power consumption settings. Enabling this item will apply lower CPU Core/Cache Voltage and help save energy consumption. Set this item to disabled if you are over clocking the system.
  • Page 23 [40 DRAM CLOCK] [48 DRAM CLOCK] [60 DRAM CLOCK] [80 DRAM CLOCK] [120 DRAM CLOCK] [240 DRAM CLOCK] ODT RTT NOM (CHB) [40 DRAM CLOCK] [48 DRAM CLOCK] [60 DRAM CLOCK] [80 DRAM CLOCK] [120 DRAM CLOCK] [240 DRAM CLOCK] ODT_READ_DURATION ODT_READ_DELAY ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 24 Cmd Falling Slope Offset Ctl Falling Slope Ctl Falling Slope Offset Clk Falling Slope Clk Falling Slope Offset RTL IOL control DRAM RTL INIT Value DRAM RTL (CHA DIMM0 Rank0) DRAM RTL (CHA DIMM0 Rank1) ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 25 DRAM IOL (CHB DIMM0 Rank0) DRAM IOL (CHB DIMM0 Rank1) DRAM IOL (CHB DIMM1 Rank0) DRAM IOL (CHB DIMM1 Rank1) IO Latency offset CHA IO_Latency_offset CHB IO_Latency_offset IO Latency RFR delay CHA RFR delay CHB RFR delay ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 26 Third Timings tRDRD_sg tRDRD_dg tRDWR_sg tRDWR_dg tWRWR_sg tWRWR_dg tWRRD_sg tWRRD_dg tRDRD_dr tRDRD_dd tRDWR_dr tRDWR_dd tWRWR_dr tWRWR_dd tWRRD_dr tWRRD_dd TWRPRE TRDPRE ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 27 Allows you to enable or disable the Channel B DIMM slots. [Disable Both DIMMS] MCH Full Check Enable this item to enhance the stability of your system. Disable this item to enhance the DRAM overclocking capability. DLLBwEn DRAM SPD Write ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 28 This item allows you to set a higher frequency for a quicker transient response speed. The values range Do not remove the thermal module when the manual mode is selected. The thermal conditions should be monitored. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 29 NOT remove the thermal module. CPU Graphics Current Capability This item adjusts the total power range for CPU Graphics overclocking. A higher value setting provides higher power consumption delivery and extends the overclocking frequency range simultaneously. power support. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 30 The subitems in this menu allow you to set the CPU ratio and features. Intel(R) SpeedStep(tm) Allows the operating system to dynamically adjust the processor voltage and cores frequency to decrease the average power consumption and decrease average heat production. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 31 1. The default setting is 1.25 times the power limit 1. According to Intel, the platform must be capable of supporting the duration for up to 10 msec when the turbo ratio exceeds the power limit 2. The ASUS motherboards can support the duration for a longer time.
  • Page 32 When this option is enabled, pcode will be aware of the BCLK frequency when calculating the CPU V/F curves. This is ideal for BCLK OC to avoid high voltage overrides. Uses OC Mailbox command 0x15. CPU Core/Cache Voltage ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 33: Dram Voltage

    The following items appear only when you set the CPU Core/Cache Voltage to [Adaptive Mode]. Offset Mode Sign Additional Turbo Mode CPU Core Voltage Offset Voltage DRAM Voltage CPU VCCIO Voltage CPU System Agent Voltage CPU Graphics Voltage Mode [Auto] ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 34 DRAM DATA REF Voltage on CHA DIMM0 Rank1 BL0-7 DRAM DATA REF Voltage on CHA DIMM1 Rank0 BL0-7 DRAM DATA REF Voltage on CHA DIMM1 Rank1 BL0-7 DRAM DATA REF Voltage on CHB DIMM0 Rank0 BL0-7 ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 35 DRAM DATA REF Voltage on CHB DIMM0 Rank1 BL0-7 DRAM DATA REF Voltage on CHB DIMM1 Rank0 BL0-7 DRAM DATA REF Voltage on CHB DIMM1 Rank1 BL0-7 ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 36: Advanced Menu

    Advanced menu The Advanced menu items allow you to change the settings for the CPU and other system devices. can cause the system to malfunction. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 37: Cpu Configuration

    This item allows you to enable or disable the Thermal Monitor. Active Processor Cores This item allows you to select the number of CPU cores to activate in each processor package. Intel Virtualization Technology When set to [Enabled] Vanderpool Technology. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 38: Hardware Prefetcher

    The following item appears only when you set Intel(R) SpeedStep(tm) to [Auto] or [Enabled]. Turbo Mode This item allows you to automatically set the CPU cores to run faster than the base operating frequency when it is below the operating power, current and temperature ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 39: Execute Disable Bit

    This item allows you to disable or enable Intel(R) Speed Shift Technology support. When enabled, CPPC v2 interface allows hardware controlled P-states. Execute Disable Bit with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3). ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 40: Platform Misc Configuration

    This item allows you to control the Active State Power Management on both CPU and PCH (platform controller hub) Both DMI link ASPM control items of the CPU and PCH sides must be enabled for the ASPM to take effect. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 41: Graphics Configuration

    PEG - ASPM This item allows you to select the ASPM state for energy-saving conditions, or use the ASUS 1.6.3 System Agent (SA) Configuration VT-d Graphics Configuration This item allows you to select a primary display from CPU and PCIe graphical devices.

  • Page 42: Pch Configuration

    This item allows you to enable or disable Spread Spectrum Clocking for compliance testing. 1.6.4 PCH Configuration PCI Express Configuration PCIe Speed This item allows your system to automatically select the PCI Express port speed. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 43: Pch Storage Configuration

    Scroll down to display the other BIOS items. Hyper kit1 Mode Disable this option for M.2_1 devices. Enable this option for “ASUS Hyper kit” card. Hyper kit2 Mode Disable this option for M.2_2 devices. Enable this option for “ASUS Hyper kit” card.

  • Page 44: Aggressive Lpm Support

    SATA6G_1(Charcoal Black) - SATA6G_6(Charcoal Black) SATA6G_1(Charcoal Black) - SATA6G_6(Charcoal Black) This item allows you to enable or disable the selected SATA port. Hot Plug This item allows you to enable or disable SATA Hot Plug Support. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 45 PCH-FW Configuration PTT Configuration TPM Device Selection This item allows you to select the TPM device. PTP aware OS This item allows you to select whether or not the OS will be PTP aware. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 46: Onboard Devices Configuration

    Run at X2 mode with SATA6G_56 enabled. [X4] Run at X4 mode for higher performance with SATA6G_56 disabled. ASMedia Back USB 3.1 Controller This item allows you to enable or disable the ASMedia Back USB 3.1 Controller. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 47: Serial Port Configuration

    This item only functions if there is a serial port (COM1) connector connected to the motherboard. Serial Port Allows you to enable or disable Serial Port. Change Settings Allows you to choose the setting for Super IO device. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 48: Apm Configuration

    This item allows you to enable or disable Ring to generate a wake event. Power On By RTC This item allows you to enable or disable the RTC (Real-Time Clock) to generate a wake minutes, or seconds to schedule an RTC alarm date. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 49: Hdd/Ssd Smart Information

    This item allows you to enable or disable the Ipv4/Ipv6 PXE wake event. 1.6.10 HDD/SSD SMART Information This menu displays the SMART information of the connected devices. NVM Express devices do not support SMART information. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 50: Usb Configuration

    Disables the XHCI Hand-off support. USB Single Port Control This item allows you to enable or disable the individual USB ports. Refer to section 1.1.2 Motherboard layout in your user manual for the location of the USB ports. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 51: Monitor Menu

    CPU Core Voltage, 3.3V Voltage, 5V Voltage, 12V Voltage [x.xxxx V] The onboard hardware monitor automatically detects the voltage output through the onboard voltage regulators. Select [Ignore] if you do not want to detect this item. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 52 Set to achieve maximum CPU fan speed. [Manual] Set to assign the detailed fan speed control parameters. [Manual]. CPU Upper Temperature The CPU fan will operate at the maximum duty cycle when the CPU temperature is higher than the limit. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 53 Chassis Fan 1-2 Step Up This item allows you to set the value of the chassis fan step up. [153 sec] [178 sec] [204 sec] ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 54 Chassis Fan 1-2 Min. Duty Cycle(%) When the temperature source is under the limit, the Chassis Fan 1-2 will operate at the minimum duty cycle. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 55 Sets to [Standard] to make the chassis fan automatically adjust depending on the chassis temperature. operation. [Turbo] Sets to [Turbo] to achieve maximum chassis fan speed. [Manual] Sets to [Manual] to assign detailed fan speed control parameters. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 56 When the temperature source is under the limit, the HAMP Fan will operate at the minimum duty cycle. Ext. Fan(s) Configuration ASUS FAN EXTENSION CARD is required to configure these items Extension Fan 1-3 Q-Fan Control [Disabled] Disable the Extension Fan Q-Fan control feature.
  • Page 57 Extension Fan 1-3 Min. Duty Cycle(%) When the temperature source is under the limit, the extension fan will operate at the minimum duty cycle. Allow Fan Stop the source drops below the lower temperature. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 58 AIO PUMP Min. Duty Cycle(%) temperature is under the limit, the AIO PUMP will operate at the minimum duty cycle. Chassis Intrude Detection Support Enable this item for chassis intrude detection functions. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 59: Boot Menu

    Accelerates the boot speed on the next boot after an AC power loss. Boot Logo Display [Auto] Sets the boot logo to display during POST. [Full Screen] Sets the boot logo display in full screen during POST. [Disabled] Disables the boot logo display during POST. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 60: Above 4G Decoding

    This item allows your system to wait for the <F1> key to be pressed when error occurs. Option ROM Messages [Enabled] The Option ROM Messages will be shown during the POST. [Disabled] Only the ASUS logo will be shown during the POST. Interrupt 19 Capture [Enabled] Execute the trap right away. [Disabled] Execute the trap during legacy boot.

  • Page 61: Secure Boot

    Secure Boot check. Only select this option when booting on Windows ® UEFI mode or other ® Microsoft Secure Boot compliant OS. ® [Other OS] non- UEFI mode. Microsoft ® Secure Boot only supports Windows ® UEFI mode. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 62 This item allows you to load the additional KEK from a storage device for an additional db and dbx loaded management. Delete key This item allows you to delete the KEK from your system. variable. ASUS STRIX Z270F GAMING BIOS Manual...
  • Page 63 This item allows you to load the downloaded dbx from a USB storage device. Append Key This item allows you to load the additional dbx from a storage device for an additional db and dbx loaded management. Delete key variable. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 64: Boot Option Priorities

    This item allows you to enable or disable the Setup animator. 1.9.1 ASUS EZ Flash 3 Utility message appears. Use the left/right arrow key to select between [Yes] or [No], then press For more details, refer to section 1.11.2 ASUS EZ Flash 3. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 65: Secure Erase

    To launch Secure Erase, click Tool > Secure Erase on the Advanced mode menu. Check the ASUS support site for a full list of SSDs tested with Secure Erase. The drive may become unstable if you run Secure Erase on an incompatible SSD.

  • Page 66: Asus Overclocking Profile

    Yes. system boot failure! Profile Name Save to Profile This item allows you to save the current BIOS settings to the BIOS Flash, and create a Yes. Load/Save Profile from/to USB Drive USB drive. ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 67: Asus Spd Information

    This item allows you to view the DRAM SPD information. 1.9.5 Graphics Card Information graphics card is installed in your system. This feature is only supported on selected ASUS graphics cards. GPU Post graphics card is installed in your system. Bus Interface This item allows you to select the bus interface.

  • Page 68: Exit Menu

    OK to save changes and exit. Discard Changes & Exit This option allows you to exit the Setup program without saving your changes. When you Yes to discard changes and exit. Launch EFI Shell from USB drives ASUS STRIX Z270F GAMING BIOS Manual...

  • Page 69: Updating Bios

    The following utilities allow you to manage and update the motherboard BIOS setup program. EZ Update: Updates the BIOS in Windows ® environment. ASUS CrashFree BIOS 3: Restores the BIOS using the motherboard support DVD or a 1.11.1 EZ Update ®...

  • Page 70: Asus Ez Flash 3

    1.11.2 ASUS EZ Flash 3 ASUS EZ Flash 3 allows you to download and update to the latest BIOS through the Internet Updating through the Internet varies per region and Internet conditions. Check your local Internet connection before updating through the Internet.
  • Page 71 To update the BIOS by Internet: Enter the Advanced Mode of the BIOS setup program. Go to the Tool menu to select ASUS EZ Flash 3 Utility and press <Enter>. Select via Internet. Press the Left/Right arrow keys to select an Internet connection method, and then press <Enter>.

  • Page 72: Asus Crashfree Bios 3

    1.11.3 ASUS CrashFree BIOS 3 The ASUS CrashFree BIOS 3 utility is an auto recovery tool that allows you to restore the https://www.asus.com/support/ Recovering the BIOS To recover the BIOS: Turn on the system. The system requires you to enter BIOS Setup to recover the BIOS setting. To ensure system compatibility and stability, we recommend that you press <F5>...

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