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nForce 750i SLI Motherboard
FSB (QDR), MHz
Use the + or – keys to scroll through new values for the CPU FSB frequency or type in a new
value. Note that the Actual FSB (QDR) reects the actual frequency that takes effect on a reboot.
MEM (DDR), MHz
Use the + or – keys to scroll through new values for the memory frequency or type in a new
value. Note that the Actual MEM (DDR) reects the actual frequency that takes effect when the
system reboots.
Memory Timing Setting
Press Enter to display the Memory Timing Setting menu. Use this menu to set optimal timings
or to manually enter timings.
Phoenix – AwardBIOS CMOS Setup Utility
Memory Timing Setting
:Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help
F5: Previous Values F7:Defaults
Main Level
Select [Expert] to
enter timings manually
Item Help
Parameters Settings Current Value
Memory Timing Setting [Optimal]
x tCL (CAS Latency) Auto(5) 5
x tRDC Auto(5) 5
x tRP
Auto(5) 5
x tRAS Auto(15) 15
x Command Per Clock (CDM) Auto(2T) 2T
** Advanced Memory Settings **
x tRRD Auto(3) 3
x tRC Auto(23) 23
x tWR Auto(5) 5
x tWTR
Auto(9) 9
x tREF Auto 7.0uS
Optimal
Use the Page Up and Page Down keys to select Optimal. Optimal prohibits you from
manually setting any timing. All timing is set for optimal performance.
Expert
Use the Page Up and Page Down keys to select Expert. When Expert is selected, all timing
categories are enabled for manual input. Note that you should set the value to Optimal to use
the manufacturers’ recommended values.
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tCL: CAS# latency (options are 1 through 6).
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tRDC: RAS#-to-CAS# Delay for Read/Write commands to the same bank (options are 1
through 7).
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tRP: Row Precharge time. This is the Precharge-to-Active or Autoto-Refresh of the same
bank (options are 1 through 7).
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tRAS: This is the minimum RAS# active time (options are 1 through 31).