User manual

780i 3-Way SLI Motherboard
NVIDIA Corporation
46 October 17, 2007 | DU-03597-001_v01
q 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.
q 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.
q Memory Timing Setting
Press Enter to display the Memory Timing Setting menu. Use this menu to
set optimal timings or to manually enter timings.
Ø 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.
#$"! :Move Enter:Select +/-/PU/PD:Value F10:Save ESC:Exit F1:General Help[
F5: Previous Values F7:Defaults
Parameters Settings Current Value
Memory Timing Setting [Optimal]
x tCL (CAS Latency) Auto(5) 5
x tRDC Auto(7) 5
x tRP Auto(7) 5
x tRAS Auto(23) 18
x Command Per Clock (CDM) Auto(2T) 1T
** Advanced Memory Settings **
x tRRD Auto(4) 3
x tRC Auto(28) 22
x tWR Auto(7) 5
x tWTR Auto(10) 9
x tREF Auto 6.1uS
Item Help
Main Level }}
Select [Expert] to
enter timings manually
Phoenix – AwardBIOS CMOS Setup Utility
Memory Timing Setting