Asus SABERTOOTH 990FX R3.0 - Page 64

3-10
Chapter 3: BIOS Setup
Chapter 3
Ai Overclock Tuner [Auto]
Allows you to select the CPU overclocking options to achieve the desired CPU internal
frequency. Select any of these preset overclocking conguration options:
[Auto] Loads the optimal settings for the system.
[Manual] Allows you to individually set overclocking parameters.
[D.O.C.P.] Allows you to select a DRAM O.C. prole, and the related parameters will
be adjusted automatically.
CPU Ratio [Auto]
Allows user can manually adjust the maximum non-CPB mode CPU ratio. The value will be
limit to CPU base or factory setting. Use the <+> and <-> keys to adjust the ratio. The valid
value ranges vary according to your CPU model.
Memory Frequency [Auto]
Allows you to set the memory operating frequency.
Conguration options: [Auto] DDR3-800MHz] [DDR3-1066MHz] [DDR3-1333MHz] [DDR3-
1600MHz] [DDR3-1866MHz] [DDR3-2133MHz] [DDR3-2400MHz]
Selecting a very high memory frequency may cause the system to become unstable! If this
happens, revert to the default setting.
CPU/NB Frequency [Auto]
Allows you to set the ratio between the NB (in CPU) Clock and the CPU Bus Frequency.
Conguration options: [Auto] [1200MHz] [1400MHz] [1600MHz] [1800MHz] [2000MHz]
[2200MHz] [2400MHz] [2600MHz] [2800MHz] [3000MHz] [3200MHz]
HT Link Speed [Auto]
Allows you to select the HyperTransport link speed.
Conguration options: [Auto] [800MHz] [1000MHz] [1200MHz] [1400MHz] [1600MHz]
[1800MHz] [2000MHz] [2200MHz] [2400MHz]
CPU Spread Spectrum [Auto]
[Auto] Automatic conguration.
[Disabled] Enhances the BCLK overclocking ability.
[Enabled] Sets to [Enabled] for EMI control.
PCIe Spread Spectrum [Auto]
[Auto] Automatic conguration.
[Disabled] Enhances the PCIE overclocking ability.
[Enabled] Sets to [Enabled] for EMI control.