BIOS Setup Information
PEB-7431VL User’s Manual
4-9
Auto Configuration
This item allows you to enable/disable auto configuration .
The choice: Enabled, Disabled
Memory Hole ( 15-16M )
In order to improve performance, certain space in memory is reserved for ISA cards.
This memory must be mapped into the memory space below 16MB.
The choice: Enabled, Disabled.
Enabled
Memory hole supported.
Disabled
Memory hole not supported.
SDRAM CAS Latency Time
This option controls the number of SCLKs between the times a read command is
sampled by the SDRAM and the time memory controller chipset samples
correspondent data from the SDRAMs.
The choice: 2, 3 SCLKs.
SDRAM RAS Precharge Time
This option controls the number of SCLKs for RAS# precharge. If your system
installs good quality of SDRAM, you can set this option to “3 SCLKs” to obtain
better memory performance.
The choice: 2, 3 SCLKs.
SDRAM RAS-to-CAS Delay
This option controls the number of SCLKs (SDRAM Clock) from a row activate
command to a read or write command. If your system installs good quality of
SDRAM, you can set this option to “3 SCLKs” to obtain better memory performance.
Normally, the option will be set to 3 SCLKs.
The choice: 2, 3 SCLKs.
Video Memory Size
The choice: None, 512K, 1.0M, 2.0M, 4.0M.
CPU Internal Cache
This option is used to enable or disable CPU L1 cache. Set this option to “enabled” to
Acquire better system performance.
