ASROCK P4I45E R3.0 User Manual page 25

Configure SDRAM Timing by SPD:
Select [Enabled] will configure the following 3 items by the contents in the
SPD (Serial Presence Detect) device.
SDRAM RAS# Precharge:
This controls the idle clocks after a precharge command is issued.
SDRAM RAS# to CAS# Delay:
This controls the latency between the SDRAM active command and
the read / write command.
Resource Configuration:
Advanced
Resource Configuration
PCI Latency Timer (PCI Clocks)
Primary Graphics Adapter
F1:Help
Esc:Previous Menu
PCI Latency Timer (PCI Clocks): The default is 32. We recommend you to
keep the default value unless your PCI expansion cards' specifications
require other settings.
Primary Graphics Adapter: Select PCI or AGP as the primary graphics adapter.
AMIBIOS SETUP UTILITY - VERSION 3.31a
32
PCI
:Select Item
+/-:Change Values
Enter:Select
[ Setup Help ]
<Enter> to select PCI
clocks. Leave on
default setting for the
best PCI performance.
F9:Setup Defaults
F10:Save & Exit
Sub-Menu