Asus SABERTOOTH 990FX R2.0 SABERTOOTH 990FX R2.0 User's Manual - Page 80

CPU Spread Spectrum [Auto], EPU Power Saving Mode [Disabled], OC Tuner [CANCEL], DRAM Timing Control - overclocking

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CPU Spread Spectrum [Auto] [Auto] Automatic configuration. [Disabled] Enhances the BCLK overclocking ability. [Enabled] Sets to [Enabled] for EMI control. PCIe Spread Spectrum [Auto] [Auto] Automatic configuration. [Disabled] Enhances the PCIE overclocking ability [Enabled] Sets to [Enabled] for EMI control. EPU Power Saving Mode [Disabled] Allows you to enable or disable the EPU power saving function. Configuration options: [Disabled] [Enabled] The following item appears only when you set the EPU Power Saving Mode items to [Enabled]. EPU Setting Configuration options: [Auto] [Light Power Saving Mode] [Medium Power Saving Mode] [Max Power Saving Mode] OC Tuner [CANCEL] OC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for enhancing the system performance. Configuration options: [OK] [Cancel] DRAM Timing Control 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 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 [Auto] Configuration options: [Auto] [4] - [12] DRAM RAS# to CAS# Delay [Auto] Configuration options: [Auto] [5] - [12] DRAM RAS# PRE Time [Auto] Configuration options: [Auto] [5] - [12] DRAM RAS# ACT Time [Auto] Configuration options: [Auto] [15] - [30] Chapter 3 3-10 Chapter 3: BIOS setup

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3-10
Chapter 3: BIOS setup
Chapter 3
CPU Spread Spectrum [Auto]
[Auto]
Automatic configuration.
[Disabled]
Enhances the BCLK overclocking ability.
[Enabled]
Sets to [Enabled] for EMI control.
PCIe Spread Spectrum [Auto]
[Auto]
Automatic configuration.
[Disabled]
Enhances the PCIE overclocking ability
[Enabled]
Sets to [Enabled] for EMI control.
EPU Power Saving Mode [Disabled]
Allows you to enable or disable the EPU power saving function.
Configuration options: [Disabled] [Enabled]
The following item appears only when you set the
EPU Power Saving Mode
items to
[Enabled].
EPU Setting
Configuration options: [Auto] [Light Power Saving Mode] [Medium Power Saving Mode]
[Max Power Saving Mode]
OC Tuner [CANCEL]
OC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for
enhancing the system performance. Configuration options: [OK] [Cancel]
DRAM Timing Control
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 [Auto]
Configuration options: [Auto] [4] – [12]
DRAM RAS# to CAS# Delay [Auto]
Configuration options: [Auto] [5] – [12]
DRAM RAS# PRE Time [Auto]
Configuration options: [Auto] [5] – [12]
DRAM RAS# ACT Time [Auto]
Configuration options: [Auto] [15] – [30]