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4-20 Chapter 4: BIOS setup
The following item appears only when you set the Ai Overclock Tuner item to
[Manual], [N.O.S.] and [X.M.P.].
PCIE Frequency [Auto]
Allows you to set the PCI Express frequency. Use the <+> and <-> keys to adjust
the PCIE frequency. The values range from 100 to 150.
4.4.4 DRAM Frequency [Auto]
Allows you to set the DDR2 operating frequency.
Conguration options: [Auto] [DDR2-667MHz] [DDR2-800MHz] [DDR2-835MHz]
[DDR2-1002MHz] [DDR2-1066MHz] [DDR2-1111MHz] [DDR2-133MHz] [DDR2-
*1200 MHz*]
The DRAM Frequency conguration options vary with the FSB Frequency
settings.
Selecting a very high DRAM frequency may cause the system to become
unstable! If this happens, revert to the default setting.
4.4.5 DRAM Command Rate [Auto]
Conguration options: [Auto] [1T] [2T]
4.4.6 DRAM CMD Skew on Channel A/B [Auto]
These items are adjustable only when you set the DRAM Command Rate item to
[1T] and may help enhancing DRAM stability on 1T mode.
Conguration options: [Auto] [Advance 175ps] [Advance 150ps] [Advance 125ps]
[Advance 100ps] [Advance 75ps] [Advance 50ps] [Advance 25ps] [Normal] [Delay
25ps] [Delay 50ps] [Delay 75ps] [Delay 100ps] [Delay 125ps] [Delay 150ps] [Delay
175ps]
4.4.7 DRAM CLK Skew on Channel A/B [Auto]
Adjusting these items may help enhancing DRAM overclocking ability.
Conguration options: [Auto] [Advance 350ps] [Advance 300ps] [Advance 250ps]
[Advance 200ps] [Advance 150ps] [Advance 100ps] [Advance 50ps] [Normal]
[Delay 50ps] [Delay 100ps] [Delay 150ps] [Delay 200ps] [Delay 250ps] [Delay
300ps] [Delay 350ps]
4.4.8 DRAM Timing Control [Auto]
Conguration options: [Auto] [Manual]