User Guide

3-10 Chapter 3
3-4. Advanced Chipset Features
DRAM Clock/Drive Control:
Click <Enter> key to enter its submenu:
DRAM Timing:
This item determines the timing method of the DRAM modules.
[Manual]: This option allows you to select the best option in the following sub-items manually.
[Auto By SPD]: This option allows the system to run the SPD (Serial Presence Detect) data structure
stored in the DRAM module automatically.
[Turbo]: This option allows the system to run at a speed faster than the one by [Auto By SPD] option.
[Ultra]: This option allows the system to run at a speed faster than the one by [Turbo] option.
NOTE: Leave this item to its default [Auto By SPD] option to avoid compatibility and stability
problems.
 [SDRAM CAS Latency], [Bank Interleave], [Precharge to Active(Trp)], [Active to Precharge
(Tras)], [Active to CMD(Trcd)], [REF to ACT/REF to REF(Trfc)]:
These sub-items display their default settings determined by [Auto By SPD] option, and are only able to
be adjusted manually by the [Manual] option.
VT7