User Guide
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... below 1.65V is recommended to protect the CPU. • Always install DIMMs with memory frequency higher than the vendor-marked value. Under the default state, some memory modules for overclocking may install varying memory sizes in Megabit, 8 Megabit/Mb = 1 Megabyte/MB). • The default memory operation ...® OS. - The stability and compatibility of 3GB system memory if you want to support a full memory load (4 DIMMs) or overclocking condition. • Memory modules with the same CAS latency. Use a maximum of the memory modules depend on the motherboard. -
... below 1.65V is recommended to protect the CPU. • Always install DIMMs with memory frequency higher than the vendor-marked value. Under the default state, some memory modules for overclocking may install varying memory sizes in Megabit, 8 Megabit/Mb = 1 Megabyte/MB). • The default memory operation ...® OS. - The stability and compatibility of 3GB system memory if you want to support a full memory load (4 DIMMs) or overclocking condition. • Memory modules with the same CAS latency. Use a maximum of the memory modules depend on the motherboard. -
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...reinstall the DIMM before using the MemOK! ASUS SABERTOOTH Z97 MARK 2 1-25 Chapter 1 button until the DRAM_LED starts blinking to begin automatic memory compatibility tuning for successful boot. • Refer to section Onboard LEDs for about 30 seconds for overclockers and gamers who continually change settings to...test fails, the system reboots and test the next set of the DRAM_LED. • The DRAM_LED also lights up due to BIOS overclocking, press the MemOK! The blinking speed of the DRAM_LED increases, indicating different test processes. • Due to boot after the whole...
...reinstall the DIMM before using the MemOK! ASUS SABERTOOTH Z97 MARK 2 1-25 Chapter 1 button until the DRAM_LED starts blinking to begin automatic memory compatibility tuning for successful boot. • Refer to section Onboard LEDs for about 30 seconds for overclockers and gamers who continually change settings to...test fails, the system reboots and test the next set of the DRAM_LED. • The DRAM_LED also lights up due to BIOS overclocking, press the MemOK! The blinking speed of the DRAM_LED increases, indicating different test processes. • Due to boot after the whole...
User Guide
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... the CMOS RTC RAM data. function. 1.2.7 Jumpers 1. To erase the RTC RAM: 1. Plug the power cord and turn off is required to overclocking. Removing the cap will cause system boot failure! • If the steps above do not need to clear the RTC when the system hangs due.... 4. Except when clearing the RTC RAM, never remove the cap on CLRTC jumper default position. Clear RTC RAM (3-pin CLRTC) This jumper allows you to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Move the jumper cap from pins 1-2 (default) to re-enter data. After the CMOS clearance, reinstall the ...
... the CMOS RTC RAM data. function. 1.2.7 Jumpers 1. To erase the RTC RAM: 1. Plug the power cord and turn off is required to overclocking. Removing the cap will cause system boot failure! • If the steps above do not need to clear the RTC when the system hangs due.... 4. Except when clearing the RTC RAM, never remove the cap on CLRTC jumper default position. Clear RTC RAM (3-pin CLRTC) This jumper allows you to overclocking, use the C.P.R. (CPU Parameter Recall) feature. Move the jumper cap from pins 1-2 (default) to re-enter data. After the CMOS clearance, reinstall the ...
User Guide
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To gain more CPU voltage setting, insert the jumper to pins 1-2. To go back to its default CPU voltage setting, insert the jumper to pins 2-3. CPU Over Voltage jumper (3-pin CPU_OV) The CPU Over Voltage jumper allows you to set a higher CPU voltage for a flexible overclocking system, depending on the type of the installed CPU. Chapter 1 ASUS SABERTOOTH Z97 MARK 2 1-27 2.
To gain more CPU voltage setting, insert the jumper to pins 1-2. To go back to its default CPU voltage setting, insert the jumper to pins 2-3. CPU Over Voltage jumper (3-pin CPU_OV) The CPU Over Voltage jumper allows you to set a higher CPU voltage for a flexible overclocking system, depending on the type of the installed CPU. Chapter 1 ASUS SABERTOOTH Z97 MARK 2 1-27 2.
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...DO NOT change the default BIOS settings except in this motherboard. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-1 BIOS (Basic Input and Output System) stores system hardware settings such as storage device configuration, overclocking settings, advanced power management, and boot device configuration that are needed for ...the BIOS file, rename it as your operating system. Chapter 3: BIOS setup BIOS setup 3.1 Knowing BIOS 3 The new ASUS UEFI BIOS is a Unified Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the traditional...
...DO NOT change the default BIOS settings except in this motherboard. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-1 BIOS (Basic Input and Output System) stores system hardware settings such as storage device configuration, overclocking settings, advanced power management, and boot device configuration that are needed for ...the BIOS file, rename it as your operating system. Chapter 3: BIOS setup BIOS setup 3.1 Knowing BIOS 3 The new ASUS UEFI BIOS is a Unified Extensible Interface that complies with UEFI architecture, offering a user-friendly interface that goes beyond the traditional...
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.... ASUS SABERTOOTH Z97 MARK 2 3-3 Displays the CPU/motherboard temperature, CPU voltage output, CPU/chassis/power fan speed, and SATA information Displays the system properties of the basic system information, and allows you installed to switch EZ System Tuning modes Selects the display language Creates storage RAID and of the BIOS setup program configures system overclocking...
.... ASUS SABERTOOTH Z97 MARK 2 3-3 Displays the CPU/motherboard temperature, CPU voltage output, CPU/chassis/power fan speed, and SATA information Displays the system properties of the basic system information, and allows you installed to switch EZ System Tuning modes Selects the display language Creates storage RAID and of the BIOS setup program configures system overclocking...
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... to view and tweak the overclocking settings of your BIOS screen. It also allows you to section 3.2.4 EZ Tuning Wizard for more information. Select frequentlyused BIOS settings and save it to section 3.2.3 QFan Control for more information. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-5 Menu bar The menu...any menu screen means that the item has a submenu. 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.
... to view and tweak the overclocking settings of your BIOS screen. It also allows you to section 3.2.4 EZ Tuning Wizard for more information. Select frequentlyused BIOS settings and save it to section 3.2.3 QFan Control for more information. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-5 Menu bar The menu...any menu screen means that the item has a submenu. 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.
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... on your CPU and DRAM, computer usage, and CPU fan to their best settings. If you installed then click Next. ASUS SABERTOOTH Z97 MARK 2 3-9 Chapter 3 3.2.4 EZ Tuning Wizard EZ Tuning Wizard allows you to overclock your keyboard or click EZ Tuning Wizard screen, then click Next. Select a PC scenario Daily Computing or Gaming/Media Editing...
... on your CPU and DRAM, computer usage, and CPU fan to their best settings. If you installed then click Next. ASUS SABERTOOTH Z97 MARK 2 3-9 Chapter 3 3.2.4 EZ Tuning Wizard EZ Tuning Wizard allows you to overclock your keyboard or click EZ Tuning Wizard screen, then click Next. Select a PC scenario Daily Computing or Gaming/Media Editing...
User Guide
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... on the CPU and DIMM model you installed on top of the Ai Tweaker menu items. Incorrect field values can cause the system to configure overclocking-related items. Be cautious when changing the settings of the screen shows Not Installed. 3.5 Ai Tweaker menu The Ai Tweaker menu items allow you clear...
... on the CPU and DIMM model you installed on top of the Ai Tweaker menu items. Incorrect field values can cause the system to configure overclocking-related items. Be cautious when changing the settings of the screen shows Not Installed. 3.5 Ai Tweaker menu The Ai Tweaker menu items allow you clear...
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...[Auto] This item allows you to start overclocking the system from 80.0 MHz to upgrade. This may damage the CPU permanently. The values range from the initial BCLK (base clock) frequency to adjust the value. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-15 Use the or to the assigned... BCLK frequency. Initial BCLK Frequency [Auto] This item allows you to select a strap close to your target BCLK (base clock) for an extreme overclocking, or leave it at [Auto] for ...
...[Auto] This item allows you to start overclocking the system from 80.0 MHz to upgrade. This may damage the CPU permanently. The values range from the initial BCLK (base clock) frequency to adjust the value. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-15 Use the or to the assigned... BCLK frequency. Initial BCLK Frequency [Auto] This item allows you to select a strap close to your target BCLK (base clock) for an extreme overclocking, or leave it at [Auto] for ...
User Guide
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...either [BCLK First] or [Ratio First]. Use the or keys to apply the optimized setting. Configuration options: [Disabled] [Enabled] Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-17 Configuration options: [Auto] [Enabled] [Disabled] BCLK Frequency: DRAM Frequency Ratio [Auto] [Auto] The BCLK frequency to DRAM ... setting. OC Tuner [Keep Current Settings] This item allows you to set the memory operating frequency. To keep the current overclocking tuner status, select [Keep Current Settings]. CPU Graphics Ratio [Auto] [Auto] This option allows you to automatically optimize the...
...either [BCLK First] or [Ratio First]. Use the or keys to apply the optimized setting. Configuration options: [Disabled] [Enabled] Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-17 Configuration options: [Auto] [Enabled] [Disabled] BCLK Frequency: DRAM Frequency Ratio [Auto] [Auto] The BCLK frequency to DRAM ... setting. OC Tuner [Keep Current Settings] This item allows you to set the memory operating frequency. To keep the current overclocking tuner status, select [Keep Current Settings]. CPU Graphics Ratio [Auto] [Auto] This option allows you to automatically optimize the...
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... options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1] [Disable Both DIMMS] Scramble Setting [Optimized (ASUS)] This item allows you to enhance the DRAM overclocking capability. Configuration options: [Auto] [Enabled] [Disabled] Chapter 3 3-20 Chapter 3: BIOS setup Configuration options: [Optimized (ASUS] [Default (MRC)] MCH Full Check [Auto] Enable this item to set the MRC fast...
... options: [Enable Both DIMMS] [Disable DIMM0] [Disable DIMM1] [Disable Both DIMMS] Scramble Setting [Optimized (ASUS)] This item allows you to enhance the DRAM overclocking capability. Configuration options: [Auto] [Enabled] [Disabled] Chapter 3 3-20 Chapter 3: BIOS setup Configuration options: [Optimized (ASUS] [Default (MRC)] MCH Full Check [Auto] Enable this item to set the MRC fast...
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Adjust these items to adjust the value. Use the or keys to enhance the DRAM overclocking capability and stability. Configuration options [Auto] [Level 1] - [Level 9] The actual performance boost may vary depending on your ...ASUS SABERTOOTH Z97 MARK 2 3-21 The thermal conditions should be monitored. Select [Manual] to configure a higher frequency for a quicker transient response speed. Skew Control This item contains the transmitter and receiver's rising and falling slopes and their time controllers. Higher load-line calibration could get higher voltage and good overclocking...
Adjust these items to adjust the value. Use the or keys to enhance the DRAM overclocking capability and stability. Configuration options [Auto] [Level 1] - [Level 9] The actual performance boost may vary depending on your ...ASUS SABERTOOTH Z97 MARK 2 3-21 The thermal conditions should be monitored. Select [Manual] to configure a higher frequency for a quicker transient response speed. Skew Control This item contains the transmitter and receiver's rising and falling slopes and their time controllers. Higher load-line calibration could get higher voltage and good overclocking...
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... maintain the current VRM balance. Power Phase Response [Fast] This item allows you to set a faster phase response for CPU overclocking. A higher value setting provides higher power consumption delivery and extends the overclocking frequency range simultaneously. The thermal conditions should be monitored. Configuration options: [Ultra Fast] [Fast] [Medium] [Regular] CPU Power Duty...
... maintain the current VRM balance. Power Phase Response [Fast] This item allows you to set a faster phase response for CPU overclocking. A higher value setting provides higher power consumption delivery and extends the overclocking frequency range simultaneously. The thermal conditions should be monitored. Configuration options: [Ultra Fast] [Fast] [Medium] [Regular] CPU Power Duty...
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.... Configuration options: [100%] [110%] [120%] [130%] DRAM Switching Frequency [Auto] This item affects the overclocking range and system stability. Use the or to a decreased average power consumption and decreased average heat production. Configuration options: [Disabled] [Enabled] Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-23 DO NOT remove the thermal module. Enhanced Intel SpeedStep Technology [Enabled] This item...
.... Configuration options: [100%] [110%] [120%] [130%] DRAM Switching Frequency [Auto] This item affects the overclocking range and system stability. Use the or to a decreased average power consumption and decreased average heat production. Configuration options: [Disabled] [Enabled] Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-23 DO NOT remove the thermal module. Enhanced Intel SpeedStep Technology [Enabled] This item...
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... you to limit the Turbo Ratio's time duration that allows you set a higher current limit to prevent frequency and power throttling when overclocking. Use the or keys to adjust the value. Package Power Time Window [Auto] Also known as Power Limit 2, this item allows... values range from 1 W t0 4096 W. Configuration options: [Auto] [Disabled] [Enabled] CPU Integrated VR Fault Management [Auto] Disable this item when overclocking. CPU Integrated VR Current Limit [Auto] Allows you to 127 in seconds. The values range from 1 to increase or decrease the switching frequency of the...
... you to limit the Turbo Ratio's time duration that allows you set a higher current limit to prevent frequency and power throttling when overclocking. Use the or keys to adjust the value. Package Power Time Window [Auto] Also known as Power Limit 2, this item allows... values range from 1 W t0 4096 W. Configuration options: [Auto] [Disabled] [Enabled] CPU Integrated VR Fault Management [Auto] Disable this item when overclocking. CPU Integrated VR Current Limit [Auto] Allows you to 127 in seconds. The values range from 1 to increase or decrease the switching frequency of the...
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... Power Saving Control Power Saving Level 1 Threshold [Auto] Lower value provides sufficient overclocking tolerance to 1.50. It finds the balance between optimal regulating while staying below the current threshold. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-25 Configuration options: [Auto] [Regular] [Fast] Idle Power-out Response... [Regular] [Fast] Power Current Slope [Auto] This item allows you to enhance the power saving condition or the system overclocking capability. Configuration options: [Auto] [LEVEL -4] - [LEVEL 4] Power Current Offset [Auto] This item allows you to increase...
... Power Saving Control Power Saving Level 1 Threshold [Auto] Lower value provides sufficient overclocking tolerance to 1.50. It finds the balance between optimal regulating while staying below the current threshold. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-25 Configuration options: [Auto] [Regular] [Fast] Idle Power-out Response... [Regular] [Fast] Power Current Slope [Auto] This item allows you to enhance the power saving condition or the system overclocking capability. Configuration options: [Auto] [LEVEL -4] - [LEVEL 4] Power Current Offset [Auto] This item allows you to increase...
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... [Manual Mode] [Offset Mode] The following item appears only when you can only enable this item when the onboard OC_CPU jumper is set to overclock, but does not guarantee the CPU life. Offset Mode Sign [+] [+] To offset the voltage by a positive value. [-] To offset the voltage ... [Enabled] You can choose a high level voltage to ON. The values range from 0 A to [Manual Mode]. When you enable this user guide for overclocking. CPU Core Voltage Offset Use the or keys to 1.920 V with a 0.001 V interval. Configuration options: [Auto] [Manual Mode] [Offset Mode] The...
... [Manual Mode] [Offset Mode] The following item appears only when you can only enable this item when the onboard OC_CPU jumper is set to overclock, but does not guarantee the CPU life. Offset Mode Sign [+] [+] To offset the voltage by a positive value. [-] To offset the voltage ... [Enabled] You can choose a high level voltage to ON. The values range from 0 A to [Manual Mode]. When you enable this user guide for overclocking. CPU Core Voltage Offset Use the or keys to 1.920 V with a 0.001 V interval. Configuration options: [Auto] [Manual Mode] [Offset Mode] The...
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...V with a 0.001 V interval. You can use the or keys to adjust the value. Increase the amount of voltage to enhance the overclocking capability. You can use the or keys to adjust the value. The values range from 0.001 V to 0.999 V with a 0.001 ...Increase the amount of voltage to enhance the overclocking capability. By default, this item takes the standard value of the I /O Voltage Offset Mode Sign [+] [+] To offset the voltage by a positive value. [-] To offset the voltage by a negative value. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-27 The values range from 0.001...
...V with a 0.001 V interval. You can use the or keys to adjust the value. Increase the amount of voltage to enhance the overclocking capability. You can use the or keys to adjust the value. The values range from 0.001 V to 0.999 V with a 0.001 ...Increase the amount of voltage to enhance the overclocking capability. By default, this item takes the standard value of the I /O Voltage Offset Mode Sign [+] [+] To offset the voltage by a positive value. [-] To offset the voltage by a negative value. Chapter 3 ASUS SABERTOOTH Z97 MARK 2 3-27 The values range from 0.001...
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... the PCH (Platform Controller Hub). CPU Input Voltage [Auto] This item allows you to [Enabled]. VTTDDR Voltage [Auto] This item allows you to [Enabled] when overclocking your system. By default, this item to set the termination voltage for a more stable performance under high voltage settings. You can use the or keys...
... the PCH (Platform Controller Hub). CPU Input Voltage [Auto] This item allows you to [Enabled]. VTTDDR Voltage [Auto] This item allows you to [Enabled] when overclocking your system. By default, this item to set the termination voltage for a more stable performance under high voltage settings. You can use the or keys...