EVGA 123-YW-E175 manual FSB QDR, MHz, MEM DDR, MHz, Memory Timing Setting

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) reflects 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) reflects 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

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

Item Help

Main Level

Select [Expert] to enter timings manually

:Move Enter:Select +/-/PU/PD:Value	F10:Save ESC:Exit F1:General Help
F5: Previous Values	F7:Defaults

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.

wtCL: CAS# latency (options are 1 through 6).

wtRDC: RAS#-to-CAS# Delay for Read/Write commands to the same bank (options are 1 through 7).

wtRP: Row Precharge time. This is the Precharge-to-Active or Autoto-Refresh of the same bank (options are 1 through 7).

wtRAS: This is the minimum RAS# active time (options are 1 through 31).