Chapter 4: AMI BIOS
4-23
Active to Active Delay (tRRD)
This option selects the Minimum Row Active To Row Active Delay
Time. Enter a number between 1-38. The default is
5
.
Read CAS# Precharge (tRTP)
This option configures the Internal Read to Precharge Command
Delay Time. Enter a number between 1-38. The default is
6
.
Four Active Window Delay (tFAW)
This option selects the Minimum Four Activate Window Delay Time.
Enter a numeric value between 1-586. The default is
24
.
Row Cycle Time (tRC)
This option configures the Minimum Active to Active/Refresh Delay
Time (tRCmin). Enter a numeric value between 1-586. The default
is
39
.
tRRDR
This option configures the Read to Read Different Rank dead cycle
Back to back READ to WRITE from different rank separation param-
eter. Enter a numeric value from 1- 7. The default is
3
.
tRRDD
This option configures the Read to Read Different DIMM dead cycle
back to back READ to WRITE from different DIMM separation pa-
rameter. Enter a numeric value from 1- 7. The default is
4
.
tWWDR
This feature configures the Write to Write Different Rank dead cycle
back to back READ to WRITE from different rank separation param-
eter. Enter a numeric value from 1- 7. The default is
5
.
tWWDD
This option configures the Write to Write Different DIMM dead
cycle back to back READ to WRITE from different dimm separation
parameter. Enter a numeric value from 1 -7. The default is
5
.
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