Asus P5VDC-X - Manual (Page 69)

ASUS P5VDC-X 2-23
DRAM Frequency [Auto]
DRAM Timing [Auto]
DRAM BUS selection [Auto]
DRAM Clock/Timing Configuration
If you select the option of DRAM Clock/Timing Configuration, the following
options will appearred.
DRAM Frequency [Auto]
Allows you to select the DRAM frequency. Configuration options: [Auto]
[Manual] [Turbo] [Ultra]
DRAM Timing [Auto]
When this item is set to Auto, the DRAM timing parameters are set
according to the DRAM SPD (Serial Presence Detect). Configuration
options: [Auto] [Manual] [Turbo] [Ultra]
The following item appears only when you set the DRAM Timing to
[Manual].
DRAM CAS# Latency [2.5]
Configuration options: [1.5] [2.0] [2.5] [3.0]
Precharge to Active(Trp) [4T]
Configuration options: [2T] [3T] [4T] [5T]
Active to Precharge(Tras) [7T]
Configuration options: [5T [6T] [7T].... [20T]
Active to CMD(Trcd) [4T]
Configuration options: [2T] [3T] [4T] [5T]
DRAM BUS selection [Auto]
Allows you to select the DRAM Bus mode.
Configuration options: [Auto] [Single Channel] [Dual Channel]