Asus ROG STRIX Z270F GAMING E12350_Z270F_GAMING_BIOS ManualEnglish
Asus ROG STRIX Z270F GAMING Manual
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- Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 1
Motherboard STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 2
("ASUS"). Product warranty or service downloading it from https://www.asus.com/support/ or (2) for the cost asus.com, stating the product and describing the problem (please DO NOT send large attachments such as source code archives, etc. to this email address). 2 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 3
64 1.9.2 Secure Erase 65 1.9.3 ASUS Overclocking Profile 66 1.9.4 ASUS SPD Information 67 1.9.5 Graphics Card Information 67 1.10 Exit menu...68 1.11 Updating BIOS 69 1.11.1 EZ Update 69 1.11.2 ASUS EZ Flash 3 70 1.11.3 ASUS CrashFree BIOS 3 72 ASUS STRIX Z270F GAMING BIOS Manual 3 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 4
service personnel. • When downloading or updating the BIOS file, rename it as Z270SF.CAP for this motherboards. • BIOS settings and options may vary due to different BIOS release versions. Please refer to the latest BIOS version for settings and options. 4 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 5
to erase the RTC RAM. • The BIOS setup program does not support Bluetooth devices. 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 hotkey. ASUS STRIX Z270F GAMING BIOS Manual 5 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 6
of the BIOS setup program configures system overclocking Enables or disables the SATA RAID mode for Intel Rapid Storage Technology Displays the CPU Fan's speed. Click the button to manually tune vary depending on the devices you installed to the system. 6 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 7
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 back to EZ Mode Search on the FAQ Displays the CPU temperature, CPU, and memory voltage output ASUS STRIX Z270F GAMING BIOS Manual 7 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 8
Wizard (F11) 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. 8 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 9
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 This button shows the items that you last modified and saved in BIOS Setup. ASUS STRIX Z270F GAMING BIOS Manual 9 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 10
QFan Control The QFan Control allows you to set a fan profile or manually configure the operating speed of your CPU and chassis fans. Click to select a fan to be configured Click changes Click to go back to main menu Select to manually configure your fans 10 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 11
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). ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 12
EZ Tuning Wizard allows you to easily overclock your CPU and DRAM, computer usage, and CPU fan to their best settings. You the BIOS screen to open 2. Click OC then click Next. 3. Select a PC scenario Daily Computing or Gaming/Media Editing, then click Next. 12 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 13
Tuning Wizard screen. 2. Click RAID then click Next. from the BIOS screen to open • Ensure that your HDDs have no existing RAID volumes. • Ensure to connect your HDDs to Intel® SATA connectors. 3. Check the available storage disk drives, then click Next. ASUS STRIX Z270F GAMING BIOS Manual 13 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 14
to continue the RAID setup. 6. After the RAID setup is done, click Yes to exit the setup then click OK to reset your system. 14 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 15
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 related items by default. You can personalize this screen by adding or removing items. ASUS STRIX Z270F GAMING BIOS Manual 15 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 16
open Setup Tree Map screen. 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 > key to close Setup Tree Map screen. 5. Go to My Favorites menu to view the saved BIOS items. 16 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 17
the BIOS password. See section 1.1.6 Jumpers in your user manual for information on how to erase the RTC RAM. • The Administrator or User Password items on top of the screen show the default [Not Installed]. After you set a password, these items show [Installed]. ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 18
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 . item on top of the screen shows [Not Installed]. 18 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 19
Technology, choose this item to set the profiles supported by your memory modules for optimizing the system performance. The [X.M.P.] configuration option appears only when you install memory modules supporting the eXtreme Memory Profile(X.M.P.) Technology. ASUS STRIX Z270F GAMING BIOS Manual 19 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 20
Limit Enter [Auto] to apply the CPU default Turbo Ratio setting or manually assign a 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]. 20 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 21
[Auto] [DDR4-800MHz] - [DDR4-4266MHz] TPU This item allows you to automatically overclock the CPU and DRAM 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 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 22
overclock the Intel 7th gen Core Processor (K-series only) to 5GHz. Overclock capabilities may vary by processors and it does not guarantee stability. CPU SVID Support Disable this item to stop the CPU Interval Configuration options: [Auto] [1] - [65535] 22 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 23
DRAM CLOCK] [48 DRAM CLOCK] [60 DRAM CLOCK] [80 DRAM CLOCK] [120 DRAM CLOCK] [240 DRAM CLOCK] ODT_READ_DURATION Configuration options: [Auto] [0] - [7] ODT_READ_DELAY Configuration options: [Auto] [0] - [7] ASUS STRIX Z270F GAMING BIOS Manual 23 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 24
INIT Value Configuration options: [Auto] [0] - [127] DRAM RTL (CHA DIMM0 Rank0) Configuration options: [Auto] [0] - [127] DRAM RTL (CHA DIMM0 Rank1) Configuration options: [Auto] [0] - [127] 24 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 25
] [0] - [127] CHB IO_Latency_offset Configuration options: [Auto] [0] - [127] IO Latency RFR delay CHA RFR delay Configuration options: [Auto] [0] - [127] CHB RFR delay Configuration options: [Auto] [0] - [127] ASUS STRIX Z270F GAMING BIOS Manual 25 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 26
Configuration options: [Auto] [0] - [63] tWRRD_dr Configuration options: [Auto] [0] - [63] tWRRD_dd Configuration options: [Auto] [0] - [63] TWRPRE Configuration options: [Auto] [0] - [127] TRDPRE Configuration options: [Auto] [0] - [15] 26 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 27
to enable or disable memory scrambler support. Configuration options: [Enabled] [ overclocking capability. Configuration options: [Auto] [Enabled] [Disabled] DLLBwEn Configuration options: [Auto] [1] - [7] DRAM SPD Write Configuration options: [Enabled] [Disabled] ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 28
[130%] [140%] Configure higher values when overclocking or under a high CPU loading for extra power support. CPU VRM Switching Frequency This item affects the VRM thermal module when the manual mode is selected. The thermal conditions should be monitored. 28 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 29
power consumption delivery and extends the overclocking frequency range simultaneously. Configuration options: [Auto] [100%] [110%] [120%] [130%] [140%] Configure higher values when overclocking or under a high CPU Graphics loading for extra power support. ASUS STRIX Z270F GAMING BIOS Manual 29 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 30
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. Configuration options: [Auto] [Enabled] [Disabled] 30 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 31
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 BCLK Frequency This item allows you to start overclocking the system from the initial BCLK (base ASUS STRIX Z270F GAMING BIOS Manual 31 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 32
item to allow higher voltages for overclocking, but the CPU lifetime will not be guaranteed. CPU Core/Cache Voltage Configures the mode of Voltage fed to the cores of the processor. Configuration options: [Auto] [Manual Mode] [Offset Mode] [Adaptive Mode] 32 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 33
: [Auto] [0.90000] - [1.80000] CPU System Agent Voltage Configuration options: [Auto] [0.70000] - [1.80000] CPU Graphics Voltage Mode [Auto] Configures the mode of Voltage fed to the CPU graphics. Configuration options: [Auto] [Manual Mode] [Offset Mode] ASUS STRIX Z270F GAMING BIOS Manual 33 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 34
[-] To offset the voltage by a negative value. CPU Graphics Voltage Offset [Auto] This item allows you to configure the CPU core voltage offset value. Configuration options: [Auto] [0. the DRAM Data REF Voltage. Configuration options: [Auto] [0] - [63] 34 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 35
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] ASUS STRIX Z270F GAMING BIOS Manual 35 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 36
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. 36 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 37
in each processor package. Configuration options: [All] [1] [2] [3] Intel Virtualization Technology When set to [Enabled], a VMM can utilize the additional hardware capabilities provided by Vanderpool Technology. Configuration options: [Disabled] [Enabled] ASUS STRIX Z270F GAMING BIOS Manual 37 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 38
] 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 specification limit. Configuration options: [Enabled] [Disabled] 38 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 39
options: [Enabled] [Disabled] Execute Disable Bit Execute Disable prevents certain classes of malicious buffer overflow attacks when combined with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3). Configuration options: [Disabled] [Enabled] ASUS STRIX Z270F GAMING BIOS Manual 39 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 40
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. Configuration options: [Disabled] [L1] 40 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 41
display from CPU and PCIe support. Configuration options: [Disabled] [Enabled] DVMT Pre-Allocated This item allows you to select the DVMT 5.0 Pre-Allocated (Fixed) Graphics Memory size used by the Internal Graphics Device. Configuration options: [32M] - [1024M] ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 42
PCI Express slots. PCIe Speed This item allows your system to automatically select the PCI Express port speed. Configuration options: [Auto] [Gen1] [Gen2] [Gen3] 42 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 43
you to enable or disable the SATA Device. Configuration options: [Disabled] [Enabled] The following item appears only when you set the SATA Controller(s) to [Enabled]. ASUS STRIX Z270F GAMING BIOS Manual 43 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 44
Controller Interface). The AHCI allows the onboard storage driver to enable advanced Serial ATA features that increases [Intel RST Premium With Set to [Intel RST Premium With Intel Optane System Intel Optane Support. Configuration options: [Disabled] [Enabled] 44 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 45
] PTP aware OS This item allows you to select whether or not the OS will be PTP aware. Configuration options: [PTP aware] [Not PTP aware] ASUS STRIX Z270F GAMING BIOS Manual 45 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 46
will be disabled. [SATA mode] Only supports M.2 SATA devices. Please note that SATA6G_1 port cannot be used in this mode. [PCIE mode] Only supports M.2 PCIE devices. M.2_2 PCIe Bandwidth Configuration Controller. Configuration options: [Disabled] [Enabled] 46 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 47
the motherboard. Serial Port Allows you to enable or disable Serial Port. Configuration options: [On] [Off] Change Settings Allows you to choose the setting for Super IO device. Configuration options: [IO=3F8h; IRQ=4;] [IO=2F8h; IRQ=3] [IO=3E8h; IRQ=4] [IO=2E8h; IRQ=3] ASUS STRIX Z270F GAMING BIOS - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 48
RTC alarm date. When enabled, you can set the days, hours, minutes, or seconds to schedule an RTC alarm date. Configuration options: [Disabled] [Enabled] 48 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 49
event. Configuration options: [Disabled] [Enabled] 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 49 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 50
hand‑off feature. [Disabled] 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. 50 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 51
the detected speed. 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 51 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 52
appear only when you set the CPU Fan Profile to [Manual]. CPU Upper Temperature Use the and keys to adjust the upper limit of the CPU temperature. The CPU fan will operate at the maximum duty cycle when the CPU temperature is higher than the limit. 52 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 53
fan will be controlled according to the selected temperature source. Configuration options: [CPU] [MotherBoard] [PCH] [T_SENSOR1] [EXT_Sensor1] [EXT_Sensor2] [EXT_Sensor3] [Multiple Sources] sec] [76 sec] [102 sec] [127 sec] [153 sec] [178 sec] [204 sec] ASUS STRIX Z270F GAMING BIOS Manual 53 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 54
chassis fan operation. [Turbo] Sets to [Turbo] to achieve maximum chassis fan speed. [Manual] Sets to [Manual] to assign detailed fan speed control parameters. The following items appear only when you set Fan 1-2 will operate at the minimum duty cycle. 54 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 55
according to the selected temperature source. Configuration options: [CPU] [MotherBoard] [PCH] [T_SENSOR1] [EXT_Sensor1] [EXT_Sensor2] [EXT_Sensor3 achieve maximum chassis fan speed. [Manual] Sets to [Manual] to assign detailed fan speed control parameters. ASUS STRIX Z270F GAMING BIOS Manual 55 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 56
fan will be controlled according to the selected temperature source. Configuration options: [CPU] [MotherBoard] [PCH] [T_SENSOR1] [EXT_Sensor1] [EXT_Sensor2] [EXT_Sensor3] [Multiple Sources] fan will automatically change based on the highest temperature. 56 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 57
fan. [Standard] Set to make the extension fan adjust automatically depending on the CPU temperature. [Silent] Set to minimize the fan speed for quiet extension fan operation. below the lower temperature. Configuration options: [Disabled] [Enabled] ASUS STRIX Z270F GAMING BIOS Manual 57 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 58
the minimum AIO PUMP duty cycle. When the CPU 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. Configuration options: [On] [Off] 58 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 59
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 59 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 60
bit capable devices to be decoded in above 4G address space if your system supports 64-bit PCI Decoding. Configuration options: [Enabled] [Disabled] Wait For 'F1 the BIOS after POST. [EZ Mode] This item allows you to go to EZ Mode of the BIOS after POST. 60 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 61
type of storage devices that you want to launch. Configuration options: [Legacy only] [UEFI driver first] [Ignore] Boot from PCI-E/PCI Expansion Devices This item allows you to select the ® nonUEFI mode. Microsoft® Secure Boot only supports Windows® UEFI mode. ASUS STRIX Z270F GAMING BIOS Manual 61 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 62
the KEK from your system. Configuration options: [Yes] [No] The KEK file must be formatted as a UEFI variable structure with time-based authenticated variable. 62 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 63
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 formatted as a UEFI variable structure with time-based authenticated variable. ASUS STRIX Z270F GAMING BIOS Manual 63 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 64
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. For more details, refer to section 1.11.2 ASUS EZ Flash 3. 64 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 65
is only supported on Intel SATA port. For more information about Intel SATA ports, refer to section 1.1.2 Motherboard layout in your user manual. Displays the defined by ASUS. You have to unlock the SSD in the software before proceeding with Secure Erase. ASUS STRIX Z270F GAMING BIOS Manual 65 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 66
the BIOS Flash, and create a profile. Key in a profile number from one to eight, press , and then select Yes. Load/Save Profile from/to USB Drive This item allows you to load or save profile from your USB drive, load and save profile to your USB drive. 66 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 67
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 bus interface. Configuration options: [PCIe_x16/x8_1] [PCIe_x16/x8_1] ASUS STRIX Z270F GAMING BIOS Manual 67 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 68
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 (shellx64.efi) from one of the available filesystem devices. 68 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 69
you to update the motherboard BIOS in Windows® environment. • EZ Update requires an Internet connection either through a network or an ISP (Internet Service Provider). • This utility is available in the support DVD that comes with the motherboard package. ASUS STRIX Z270F GAMING BIOS Manual 69 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 70
arrow keys to find the USB flash disk that contains the latest BIOS, and then press . 5. Press the Up/Down arrow keys to find the BIOS file, and then press to perform the BIOS update process. Reboot the system when the update process is done. 70 ASUS STRIX Z270F GAMING BIOS Manual - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 71
the update. 5. Reboot the system when the update process is done. 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. ASUS STRIX Z270F GAMING BIOS Manual 71 - Asus ROG STRIX Z270F GAMING | E12350_Z270F_GAMING_BIOS ManualEnglish - Page 72
to enter BIOS Setup to recover the BIOS setting. To ensure system compatibility and stability, we recommend that you press to load default BIOS values. DO NOT shut down or reset the system while updating the BIOS! Doing so can cause system boot failure! 72 ASUS STRIX Z270F GAMING BIOS Manual
STRIX Z270F
GAMING
BIOS Manual
Motherboard