ASRock P4VM900-SATA2 User Manual - Page 32

3.3.2 Chipset Configuration BIOS SETUP UTILITY Advanced Chipset Settings DRAM Frequency Flexibility Option DRAM CAS# Latency DRAM Bank Interleave Precharge to Active (Trp) Active to Precharge (Tras) Active to CMD (Trcd) REF to ACT/REF to REF (Trfc) ACT (0) to ACT (1) (Trrd) Read to Precharge (Trtp) Write to Read CMD (Twtr) Write Recovery Time (Twr) DRAM Command Rate DRAM Voltage NB Voltage [Auto] [Disabled] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [Auto] [2T] [Auto] [Auto] Memory Clock can be set by the code using AUTO, or you can set one of the standard values. +F1 F9 F10 ESC Select Screen Select Item Change Option General Help Load Defaults Save and Exit Exit v02.54 (C) Copyright 1985-2003, American Megatrends, Inc. DRAM Frequency If [Auto] is selected, the motherboard will detect the memory module(s) inserted and assigns appropriate frequency automatically. You may also select other value as operating frequency: [166MHz (DDR 333)] and [200MHz (DDR 400)]. Flexibility Option The default value of this option is [Disabled]. It will allow better tolerance for memory compatibility when it is set to [Enabled]. DRAM CAS# Latency Use this item to adjust the means of memory accessing. Configuration options: [Auto], [2], [2.5], and [3]. DRAM Bank Interleave Use this option to select DRAM Bank Interleave. Configuration options: [Auto], [Disabled], [2-Way], [4-Way], and [8-Way]. The default value is set to [Auto] to set the timing by dram SPD. Precharge to Active (Trp) Use this option to select Precharge to Active (Trp). Configuration options: [Auto], [2T], [3T], [4T], and [5T]. The default value is set to [Auto] to set the timing by dram SPD. Active to Precharge (Tras) Use this option to select Active to Precharge (Tras). Configuration options: [Auto], [5T] to [20T]. The default value is set to [Auto] to set the timing by dram SPD. Active to CMD (Trcd) Use this option to select Active to CMD (Trcd). Configuration options: [Auto], [2T], [3T], [4T], and [5T]. The default value is set to [Auto] to set the timing by dram SPD. 32