BIOS Setup Utility

 

SY-P4I845PE

 

3-1.3 Advanced DRAM Control

 

 

 

 

 

Setting

Description

Note

 

 

 

 

 

 

 

 

 

 

 

 

 

 

DRAM Timing

 

By SPD

If enable the DRAM will auto

Default

 

 

Selectable

 

Manual

detect the DRAM timing.

 

 

 

 

 

 

 

 

 

 

CAS Latency

 

1.5

This item allows you to control

 

 

 

Time

 

2

the DRAM CAS Latency time.

 

 

 

 

 

2.5

 

Default

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

Active to

 

5

This item allows you to control

 

 

 

Percharge Delay

 

6

the DRAM Percharge Delay

 

 

 

 

 

7

time.

Default

 

 

 

 

 

 

 

 

DRAM RAS# to CAS# Delay

DRAM RAS# Percharge

Refresh Mode Select

2This item allows you to control

3DRAM RAS to CAS delay time. Default

 

 

 

 

2

 

This item allow you to control

Default

3

 

DRAM RAS percharge time.

 

 

 

 

 

 

 

 

 

Auto

This item allows you to control

Default

 

7.8us

the DRAM refresh rate.

 

 

15.6us

 

 

 

64us

 

 

3-1.4 Quick Power On Self Test

 

 

 

Setting

Description

Note

 

 

 

 

 

 

 

 

 

 

 

Quick Power On

 

Disabled

 

 

 

Self Test

 

Enabled

Provides a fast POST at boot-up.

Default

41

Page 45
Image 45
SOYO SY-P4I845PE user manual Advanced Dram Control, Quick Power On Self Test