ASRock P4i45PE R3.0 User Manual - Page 24
Con SDRAM Timing by SPD, SDRAM RAS# Precharge, SDRAM Precharge Delay, Resource Configuration,
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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. SDRAM Precharge Delay: This controls the number of DRAM clocks for RAS minimum. Resource Configuration: Advanced AMIBIOS SETUP UTILITY - VERSION 3.31a Resource Configuration [ Setup Help ] PCI Latency Timer (PCI Clocks) 32 Primary Graphics Adapter PCI to select PCI clocks. Leave on default setting for the best PCI performance. F1:Help Esc:Previous Menu :Select Item +/-:Change Values Enter:Select Sub-Menu F9:Setup Defaults F10:Save & Exit 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. 24