User Guide
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... port 1 x DVI-D port 1 x RGB port 1 x LAN (RJ-45) port 4 x USB 3.0/2.0 ports (blue) 2 x USB 2.0/1.1 ports 3-jack 7.1-channel audio I /O voltage at 0.1MHz increment Overclocking Protection - Z97-K specifications summary ASUS quiet thermal solution ASUS exclusive overclocking features Rear panel I/O ports Internal connectors Quiet Thermal Design - BCLK/PCIE frequency tuning from 80MHz up to the control mode automatically. (continued...
... port 1 x DVI-D port 1 x RGB port 1 x LAN (RJ-45) port 4 x USB 3.0/2.0 ports (blue) 2 x USB 2.0/1.1 ports 3-jack 7.1-channel audio I /O voltage at 0.1MHz increment Overclocking Protection - Z97-K specifications summary ASUS quiet thermal solution ASUS exclusive overclocking features Rear panel I/O ports Internal connectors Quiet Thermal Design - BCLK/PCIE frequency tuning from 80MHz up to the control mode automatically. (continued...
User Guide
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...install DIMMs with the retailer to get the correct memory modules. • Due to support a full memory load (4 DIMMs) or overclocking condition. • Visit the ASUS website at a lower frequency than the vendor-marked value. To operate at the vendor-marked or at a higher frequency, refer to... the standard way of the DDR3 DIMM sockets: DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 Channel Sockets Channel A DIMM_A1 and DIMM_A2 Channel B DIMM_B1 and DIMM_B2 Z97-K Z97-K 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3 DIMMs into the...
...install DIMMs with the retailer to get the correct memory modules. • Due to support a full memory load (4 DIMMs) or overclocking condition. • Visit the ASUS website at a lower frequency than the vendor-marked value. To operate at the vendor-marked or at a higher frequency, refer to... the standard way of the DDR3 DIMM sockets: DIMM_A1 DIMM_A2 DIMM_B1 DIMM_B2 Channel Sockets Channel A DIMM_A1 and DIMM_A2 Channel B DIMM_B1 and DIMM_B2 Z97-K Z97-K 240-pin DDR3 DIMM sockets 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non-ECC DDR3 DIMMs into the...
User Guide
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...failure due to default values. 1-12 Chapter 1: Product introduction Hold down and reboot the system, then the BIOS automatically resets parameter settings to overclocking, use the CPU Parameter Recall (C.P.R.) feature. Turn OFF the computer and unplug the power cord. 2. The onboard button cell battery powers the... RAM data in CMOS. CLRTC Z97-K 12 23 Normal (Default) Z97-K Clear RTC RAM Clear RTC To erase the RTC RAM: 1. Removing the cap will cause system boot failure! • If...
...failure due to default values. 1-12 Chapter 1: Product introduction Hold down and reboot the system, then the BIOS automatically resets parameter settings to overclocking, use the CPU Parameter Recall (C.P.R.) feature. Turn OFF the computer and unplug the power cord. 2. The onboard button cell battery powers the... RAM data in CMOS. CLRTC Z97-K 12 23 Normal (Default) Z97-K Clear RTC RAM Clear RTC To erase the RTC RAM: 1. Removing the cap will cause system boot failure! • If...
User Guide
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... changed. 2.2.1 EZ Mode By default, the EZ Mode screen appears when you installed to switch EZ System Tuning modes Creates storage RAID and configures system overclocking Enables or disables the Intel Rapid Storage Technology Displays the CPU Fan's speed. The EZ Mode provides you an overview of the selected mode. To... Selects the boot device priority The boot device options vary depending on the devices you enter the BIOS setup program. Click < or > to the system. ASUS Z97-K 2-7
... changed. 2.2.1 EZ Mode By default, the EZ Mode screen appears when you installed to switch EZ System Tuning modes Creates storage RAID and configures system overclocking Enables or disables the Intel Rapid Storage Technology Displays the CPU Fan's speed. The EZ Mode provides you an overview of the selected mode. To... Selects the boot device priority The boot device options vary depending on the devices you enter the BIOS setup program. Click < or > to the system. ASUS Z97-K 2-7
User Guide
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... Tweaker Advanced For saving the frequently-used system settings and configuration For changing the basic system configuration For changing the overclocking settings For changing the advanced system settings Monitor For displaying the system temperature, power status, and changing the fan settings... also allows you to your fans. Click this button to manually tweak the fans to view and tweak the overclocking settings of your desired settings. ASUS Z97-K 2-9 Refer to MyFavorites menu. Language This button above the menu bar displays the current settings of your BIOS...
... Tweaker Advanced For saving the frequently-used system settings and configuration For changing the basic system configuration For changing the overclocking settings For changing the advanced system settings Monitor For displaying the system temperature, power status, and changing the fan settings... also allows you to your fans. Click this button to manually tweak the fans to view and tweak the overclocking settings of your desired settings. ASUS Z97-K 2-9 Refer to MyFavorites menu. Language This button above the menu bar displays the current settings of your BIOS...
User Guide
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... and DRAM, computer usage, and CPU fan to their best settings. The system automatically detects the CPU fan type. 4. If you installed then click Next. ASUS Z97-K 2-13 Select the CPU fan type (Box cooler, Tower cooler, or Water cooler) that you are not sure of the CPU fan type, click I'm not...
... and DRAM, computer usage, and CPU fan to their best settings. The system automatically detects the CPU fan type. 4. If you installed then click Next. ASUS Z97-K 2-13 Select the CPU fan type (Box cooler, Tower cooler, or Water cooler) that you are not sure of the CPU fan type, click I'm not...
User Guide
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...this section vary depending on the CPU and DIMM model you set the Ai Overclocking Tuner to [Manual]. 2.5 Ai Tweaker menu The Ai Tweaker menu items allow you to select the CPU overclocking options to achieve the desired CPU internal frequency. Select any of the Ai Tweaker... menu items. Incorrect field values can cause the system to improve overclocking capability. Configuration options: [Auto] [Low BCLK mode] [High BCLK mode] ASUS Z97-K 2-19 The following two items appear only when you installed on the motherboard. The configuration options for...
...this section vary depending on the CPU and DIMM model you set the Ai Overclocking Tuner to [Manual]. 2.5 Ai Tweaker menu The Ai Tweaker menu items allow you to select the CPU overclocking options to achieve the desired CPU internal frequency. Select any of the Ai Tweaker... menu items. Incorrect field values can cause the system to improve overclocking capability. Configuration options: [Auto] [Low BCLK mode] [High BCLK mode] ASUS Z97-K 2-19 The following two items appear only when you installed on the motherboard. The configuration options for...
User Guide
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... on the CPU specification, as high BCLK frequencies may damage the CPU permanently. Initial BCLK Frequency [Auto] This item allows you to start overclocking the system from 80.0 MHz to 300.0 MHz. Use the or to adjust the value. If you assign a value for 2-Core Ratio...ranges depend on the value you set the value based on BCLK Frequency. 2.5.2 [Auto] [Disabled] ASUS MultiCore Enhancement [Auto] This item allows you to maximize the oveclocking performance optimized by ASUS core ratio settings. This item allows you to set to default core ratio settings. 2.5.3 CPU Core Ratio...
... on the CPU specification, as high BCLK frequencies may damage the CPU permanently. Initial BCLK Frequency [Auto] This item allows you to start overclocking the system from 80.0 MHz to 300.0 MHz. Use the or to adjust the value. If you assign a value for 2-Core Ratio...ranges depend on the value you set the value based on BCLK Frequency. 2.5.2 [Auto] [Disabled] ASUS MultiCore Enhancement [Auto] This item allows you to maximize the oveclocking performance optimized by ASUS core ratio settings. This item allows you to set to default core ratio settings. 2.5.3 CPU Core Ratio...
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...efficient CPU fan for K-SKU CPUs to enable the internal PLL Overvoltage for CPU and graphics loading before selecting either [BCLK First] or [Ratio First]. ASUS Z97-K 2-21 Configuration options: [Auto] [Enabled] [Disabled] 2.5.7 BCLK Frequency: DRAM Frequency Ratio [Auto] Allows you to set the CPU bus speed ...the value. CPU Graphics Ratio [Auto] Allows you to set the 1-Core Ratio Limit, 2-Core Ratio Limit, and 3-Core Ratio to automatically overclock the CPU and DRAM frequencies and voltage for 4-Core Ratio Limit, do not set the memory operating frequency. If you assign a value for ...
...efficient CPU fan for K-SKU CPUs to enable the internal PLL Overvoltage for CPU and graphics loading before selecting either [BCLK First] or [Ratio First]. ASUS Z97-K 2-21 Configuration options: [Auto] [Enabled] [Disabled] 2.5.7 BCLK Frequency: DRAM Frequency Ratio [Auto] Allows you to set the CPU bus speed ...the value. CPU Graphics Ratio [Auto] Allows you to set the 1-Core Ratio Limit, 2-Core Ratio Limit, and 3-Core Ratio to automatically overclock the CPU and DRAM frequencies and voltage for 4-Core Ratio Limit, do not set the memory operating frequency. If you assign a value for ...
User Guide
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... The following item appears only when you to set the power phase control of the load-line calibration can get a higher voltage and a better overclocking performance but increases the CPU and VRM thermal. The values range from 200KHz to adjust the value. Configuration options: [Auto] [Standard] [Optimized]... [Disabled] [Enabled] 2.5.12 DRAM Timing Control The subitems in its minimum power consumption settings. 2.5.11 EPU Power Saving Mode [Disabled] ASUS EPU (Energy Processing Unit) sets the CPU in this menu allow you to set the CPU VRM Switching Frequency to set the DRAM timing ...
... The following item appears only when you to set the power phase control of the load-line calibration can get a higher voltage and a better overclocking performance but increases the CPU and VRM thermal. The values range from 200KHz to adjust the value. Configuration options: [Auto] [Standard] [Optimized]... [Disabled] [Enabled] 2.5.12 DRAM Timing Control The subitems in its minimum power consumption settings. 2.5.11 EPU Power Saving Mode [Disabled] ASUS EPU (Energy Processing Unit) sets the CPU in this menu allow you to set the CPU VRM Switching Frequency to set the DRAM timing ...
User Guide
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... Power Phase Control to maintain the current VRM balance. ASUS Z97-K 2-23 Configuration options: [Disabled] [Enabled] Turbo Mode [Enabled] This item allows you to configure the total power range, and extends the overclocking frequency range simultaneously. Package Power Time Window [Auto]...1 W to adjust the value. Configuration options: [Auto] [100%] [110%] [120%] [130%] [140%] Choose a higher value when overclocking, or under a high CPU loading for maximum performance. Use the or keys to a decreased average power consumption and decreased average heat production. ...
... Power Phase Control to maintain the current VRM balance. ASUS Z97-K 2-23 Configuration options: [Disabled] [Enabled] Turbo Mode [Enabled] This item allows you to configure the total power range, and extends the overclocking frequency range simultaneously. Package Power Time Window [Auto]...1 W to adjust the value. Configuration options: [Auto] [100%] [110%] [120%] [130%] [140%] Choose a higher value when overclocking, or under a high CPU loading for maximum performance. Use the or keys to a decreased average power consumption and decreased average heat production. ...
User Guide
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The values range from 1 W to set the slew rate for the Fully Integrated Voltage Regulator when it enters manual override mode. When this item when overclocking. Configuration options: [Auto] [Regular] [Fast] Idle Power-out Response [Auto] This item allows you to increase or decrease the switching frequency of the ...Auto] This item allows you to set to [+] or [-], the Frequency Tuning Offset appears that allows you to prevent frequency and power throttling when overclocking. Configuration options: [Auto] [Disabled] [Enabled] Idle Power-in high performance at all times.
The values range from 1 W to set the slew rate for the Fully Integrated Voltage Regulator when it enters manual override mode. When this item when overclocking. Configuration options: [Auto] [Regular] [Fast] Idle Power-out Response [Auto] This item allows you to increase or decrease the switching frequency of the ...Auto] This item allows you to set to [+] or [-], the Frequency Tuning Offset appears that allows you to prevent frequency and power throttling when overclocking. Configuration options: [Auto] [Disabled] [Enabled] Idle Power-in high performance at all times.
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.... Configuration options: [Auto] [0.00] - [1.50] CPU Internal Power Saving Control Power Saving Level 1 Threshhold [Auto] Lower value provides sufficient overclocking tolerance to adjust the value. The values range from 0 A to 50 A at 1 A increment. Configuration options: [Disabled] [Enabled] ...overclock, but does not guarantee the CPU life. Select a higher power current slope levels for power saving enhancement or lower power current slope levels for some specific CPU types. Higher value provides better power-saving condition.Use or key to enlarge the overclocking potential. ASUS Z97...
.... Configuration options: [Auto] [0.00] - [1.50] CPU Internal Power Saving Control Power Saving Level 1 Threshhold [Auto] Lower value provides sufficient overclocking tolerance to adjust the value. The values range from 0 A to 50 A at 1 A increment. Configuration options: [Disabled] [Enabled] ...overclock, but does not guarantee the CPU life. Select a higher power current slope levels for power saving enhancement or lower power current slope levels for some specific CPU types. Higher value provides better power-saving condition.Use or key to enlarge the overclocking potential. ASUS Z97...
User Guide
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... 0.999V with the external voltage regulator. Increase the amount of voltage to adjust the value. You can use the or keys to enhance the overclocking capability. Disabling this item stops the CPU from 0.001V to adjust the value. You can use the or keys to 0.999V with a ...options: [Auto] [Disabled] [Enabled] The following item appears only when you to set the amount of voltage fed to [Enabled] when overclocking your system. By default, this item takes the standard value of the CPU including its PCIE controller and the PCU (power control unit). By...
... 0.999V with the external voltage regulator. Increase the amount of voltage to adjust the value. You can use the or keys to enhance the overclocking capability. Disabling this item stops the CPU from 0.001V to adjust the value. You can use the or keys to 0.999V with a ...options: [Auto] [Disabled] [Enabled] The following item appears only when you to set the amount of voltage fed to [Enabled] when overclocking your system. By default, this item takes the standard value of the CPU including its PCIE controller and the PCU (power control unit). By...
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...overclocking capability or reduce the EMI (electromagnetic disturbance) generated by the BCLK. Set this item to [Enabled] for the DRAM reference voltage, we recommend you to set the core voltage on Channels A and B. The system may damage the CPU permanently. Configuration options: [Auto] [Disabled] [Enabled] ASUS Z97... value close to the standard value which is 0.500000x. 2.5.28 CPU Spread Spectrum [Auto] This item allows you to enhance BCLK overclocking. To set a value for EMI reduction, or set the DRAM reference voltage on the PCH (Platform Controller Hub). 2.5.23 DRAM ...
...overclocking capability or reduce the EMI (electromagnetic disturbance) generated by the BCLK. Set this item to [Enabled] for the DRAM reference voltage, we recommend you to set the core voltage on Channels A and B. The system may damage the CPU permanently. Configuration options: [Auto] [Disabled] [Enabled] ASUS Z97... value close to the standard value which is 0.500000x. 2.5.28 CPU Spread Spectrum [Auto] This item allows you to enhance BCLK overclocking. To set a value for EMI reduction, or set the DRAM reference voltage on the PCH (Platform Controller Hub). 2.5.23 DRAM ...
User Guide
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...to save the current BIOS settings to the BIOS Flash, and create a profile. The Overclocking Profile items show Not assigned if no profile is created. Save to Profile Allows you to run ASUS EZ Flash 2. Key in the profile number that you to load the previous BIOS ...or load multiple BIOS settings. Load/Save Profile from one to eight, press , and then select Yes. Configuration options: [Disabled] [Enabled] 2.9.3 ASUS Overclocking Profile This item allows you to load or save profile from the same memory/ CPU configuration and BIOS version. Profile Name Allows you to create...
...to save the current BIOS settings to the BIOS Flash, and create a profile. The Overclocking Profile items show Not assigned if no profile is created. Save to Profile Allows you to run ASUS EZ Flash 2. Key in the profile number that you to load the previous BIOS ...or load multiple BIOS settings. Load/Save Profile from one to eight, press , and then select Yes. Configuration options: [Disabled] [Enabled] 2.9.3 ASUS Overclocking Profile This item allows you to load or save profile from the same memory/ CPU configuration and BIOS version. Profile Name Allows you to create...