Using the BIOS Setup Program
Table 24. Chipset Configuration Submenu (continued)
Feature
SDRAM Timing Control
SDRAM RAS Act. To Pre.
SDRAM CAS# Latency
SDRAM RAS# to CAS# delay
SDRAM RAS# Precharge
Options
•Auto (default)
•Manual – Aggressive
•Manual – User Defined
•7
•6
•5
•Auto (default)
•3
•2
•Auto (default)
•3
•2
•Auto (default)
•3
•2
•Auto (default)
Description
Auto allows timings to be programmed according to the memory detected.
Manual – Aggressive selects the most aggressive user defined timings.
Manual – User Defined allows manual override of detected SDRAM settings.
Selects length of time from read to
Selects the number of clock cycles required to address a column in memory.
Selects the number of clock cycles between addressing a row and addressing a column.
Selects the length of time required before accessing a new row.
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