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3-14 Chapter 3: BIOS setup
Chapter 3
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 conguration 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 conguration 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. Conguration options: [Auto] [Slow Mode] [4800MT/s] [5866MT/s] [6400MT/s]
3.5.11 ASUS/3rd Party UI Priority [ASUS Utility]
[ASUS Utility] Prioritizes the usage of ASUS utilities. Other 3rd party OC utilities may not
be full-functioned.
[3rd Party Utility] Prioritizes 3rd party OC utilities. ASUS utilities can’t be launched.
3.5.12 DRAM Timing Control [Auto]
The items in this menu allow you to set the DRAM timing control features.
The conguration options for some of the following items vary depending on the DIMMs
you install on the motherboard.
1st Information: 9-9-9-24-4-74-11-7-20-0
The values vary depending on your settings of the following sub-items:
DRAM CAS# Latency [Auto]
Conguration options: [Auto] [3 DRAM Clock] [4 DRAM Clock] – [10 DRAM Clock]
[11 DRAM Clock]
DRAM RAS# to CAS# Delay [Auto]
Conguration options: [Auto] [3 DRAM Clock] [4 DRAM Clock] – [14 DRAM Clock]
[15 DRAM Clock]
DRAM RAS# PRE Time [Auto]
Conguration options: [Auto] [3 DRAM Clock] [4 DRAM Clock] – [14 DRAM Clock]
[15 DRAM Clock]