Chapter

DRAM Timing Control

The sub-items in this menu allow you to set the DRAM timing control features. Use the <+> and <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard and press the <Enter> key.

Changing the values in this menu may cause the system to become unstable! If this happens, revert to the default settings.

 

UEFI BIOS Utility - Advanced Mode

 

 

Exit

Main

Ai Tweaker

Advanced

Monitor

Boot

Tool

Back

Ai Tweaker\ DRAM Timing Control >

 

 

 

 

Primary Timings

 

 

Auto

DRAM CAS# Latency

DRAM CAS# Latency

CHA:

9

 

 

DRAM RAS# to CAS# Delay

CHA:

9

Auto

 

 

DRAM RAS# PRE Time  

CHA:

9

Auto

 

 

DRAM RAS# ACT Time    

CHA:

24

Auto

 

 

DRAM COMMAND Mode

CHA:

1

Auto

 

 

Secondary Timings

 

 

 

 

 

DRAM RAS# to RAS# Delay

CHA:

4

Auto

 

 

DRAM REF Cycle Time

CHA:

74

Auto

 

 

DRAM Refresh Interval

CHA:

5200

Auto

→←: Select Screen

DRAM WRITE Recovery Time

CHA:

10

Auto

↑↓: Select Item

DRAM READ to PRE Time

CHA:

5

Auto

Enter: Select

+/-: Change Opt.

DRAM FOUR ACT WIN Time

CHA:

20

Auto

F1: General Help

F2: Previous Values

DRAM WRITE to READ Delay

CHA:

5

Auto

F5: Optimized Defaults

F10: Save

ESC: Exit

DRAM CKE Minimum pulse width

CHA:

4

Auto

F12: Print Screen

 

 

DRAM CAS# Write Latency

CHA:

7

Auto

 

 

 

Version

2.10.1208.

Copyright

(C) 2012 American

Megatrends, Inc.

 

3

Scroll down to display the following items:

DRAM RTL (CHA)

CHA DO: 32,

CHA D1:

35

Auto

DRAM RTL (CHB)

 

 

 

Auto

DRAM IO-L (CHA)

CHA DO: 0,

CHA D1:

2

Auto

DRAM IO-L (CHB)

 

 

2

Auto

Third Timings

 

 

 

 

tWRDR (DD)

 

CHA:

1

Auto

tRWDR (DD)

 

CHA:

3

Auto

tRWSR

 

CHA:

3

Auto

tRR (DD)

 

CHA:

3

Auto

tRR (DR)

 

CHA:

1

Auto

tRRSR

 

CHA:

4

Auto

tWW (DD)

 

CHA:

3

Auto

tWW (DR)

 

CHA:

3

Auto

tWWSR

 

CHA:

4

Auto

MISC

 

 

 

 

MRC fast Boot

 

 

 

Enabled

→←: Select Screen

↑↓: Select Item

Enter: Select

+/-: Change Opt.

F1: General Help

F2: Previous Values

F5: Optimized Defaults

F10: Save ESC: Exit

F12: Print Screen

Version 2.10.1208. Copyright (C) 2012 American Megatrends, Inc.

3-10

Chapter 3: BIOS setup