Manual

3-14 Chapter 3: BIOS setup
Chapter 3
3.5.5 Vcore Power Phase [Enabled]
[Enabled] 2 Phase.
[Disabled] 1 Phase.
The following two items appear only when you set the Ai Overclock Tuner item to [Manual],
[D.O.C.P.] or [X.M.P.].
3.5.6 BCLK Frequency [XXX]
Allows you to adjust the CPU operating frequency to enhance the system performance. Use
the <+> and <-> keys to adjust the value. You can also key in the desired value using the
numeric keypad. The values range from 100 to 500.
3.5.7 PCIE Frequency [XXX]
Allows you to set the PCI Express frequency. Use the <+> and <-> keys to adjust the PCIE
frequency. You can also key in the desired value using the numeric keypad. The values range
from 100 to 200.
3.5.8 DRAM Frequency [Auto]
Allows you to set the DDR3 operating frequency. The conguration options vary with theThe conguration options vary with the
BCLK Frequency item settings.
Selecting a very high DRAM frequency may cause the system to become unstable! If this
happens, revert to the default setting.
3.5.9 UCLK Frequency [XXX]
Allows you to set the CPU Uncore frequency to increase the transmission bandwidth between
the memoy controller and memory modules. The conguration options vary with the DRAM
Frequency item settings.
3.5.10 QPI Link Data Rate [Auto]
Allows you to set the QuickPath Interconnect (QPI) frequency to enhance the system
performance. Conguration options: [Auto] [Slow Mode] [4800MT/s] [5866MT/s] [6400MT/s]
3.5.11 Start auto tuning
Press <Enter> to start auto tuning.
3.5.12 DRAM Timing Control [Auto]
The items in this menu allow you to set the DRAM timing control features.
The conguration options for some of the following items vary depending on the DIMMs
you install on the motherboard.
1st Information: 9-9-9-24-4-74-10-7-20-0
The values vary depending on your settings of the following sub-items: