ASROCK P55 DELUXE3 - V1.0 User Manual page 56

BCLK Frequency (MHz)
Use this option to adjust BCLK (Internal Base Clock) frequency.
PCIE Frequency (MHz)
Use this option to adjust PCIE frequency.
Boot Failure Guard
Enable or disable the feature of Boot Failure Guard.
Spread Spectrum
This item should always be [Auto] for better system stability.
CPU Ratio Setting
If the ratio status is unlocked, you will find this item appear to allow you
changing the ratio value of this motherboard.
QPI Frequency
Use this option to adjust QPI (QuickPath Interconnect) frequency. Configu-
ration options: [Auto], [4.266GT] and [4.800GT]. The default value is [Auto].
DRAM Frequency
If [Auto] is selected, the motherboard will detect the memory module(s)
inserted and assigns appropriate frequency automatically. You may select
[Auto], [400MHz DDR3_800], [533MHz DDR3_1066] or [667MHz DDR3_1333].
DRAM Timing Control
Use this item to control DRAM Timing.
BIOS SETUP UTILITY
Advanced
DRAM Timing Control
DRAM tCL
DRAM tRCD
DRAM tRP
DRAM tRAS
DRAM tRFC
DRAM tWR
DRAM tWTR
DRAM tRRD
DRAM tRTP
DRAM tFAW
DRAM CHA RTL
DRAM CHB RTL
DRAM tWL
DRAM RttNom
DRAM RttWr Disabled
DRAM PD Exit Mode
DRAM B2B CAS Delay Disabled
DRAM Command Rate
v02.54 (C) Copyright 1985-2005, American Megatrends, Inc.
DRAM tCL
Use this item to adjust the means of memory accessing. Configuration
options : [Auto], [6] to [11].
DRAM tRCD
This controls the number of DRAM clocks for TRCD. Configuration options:
Configuration options: [Auto], [3] to [15].
DRAM tRP
This controls the number of DRAM clocks for TRP. Configuration options:
Configuration options: [Auto], [3] to [15].
DRAM tCL
9 [Auto]
[Auto]
9
[Auto]
9
[Auto]
24
[Auto]
74
[Auto]
10
[Auto]
5
Min = 6
[Auto]
4
Max = 11
[Auto]
5
[Auto]
20
[Auto]
52 Select Screen Select Screen
[Auto]
Select Item Select Item
0
[Auto]
7 +- +- Change Option Change Option
[Auto]
F1 F1 General Help General Help
60
[Auto] F9 F9 Load Defaults Load Defaults
[Auto]
Slow F10 F10 Save and Exit Save and Exit
[Auto] ESC ESC Exit Exit
[Auto]
5 6 5 6 5 6
5 6 5 6