Chapter 4: AMI BIOS
4-13
AHCI CD/DVD Boot Timeout
Use this feature to set the time-out value for the BIOS to detect the AHCI CD/DVD boot
devices installed in the system. The options are 0 (sec), 5, 10, 15, 20, 25, 30, and
35
.
•
P1-DIMMA1
•
P1-DIMMA2
•
P1-DIMMB1
•
P1-DIMMB2
•
CAS Latency (tCL)
•
Minimum Delay Time
•
CAS to RAS (tRODmin)
•
Row Precharge (tRPmin)
•
Active to Precharege (tRASmin)
Memory Frequency Limiter
Use this feature to set the limit of memory frequency for DIMM modules installed
on the motherboard. The options are
Auto,
1067 (MHz), 1333 (MHz), and 1600
(MHz).
Max TOLUD (Top of Low Usable DRAM)
This feature sets the maximum TOLUD value, which specifies the "Top of Low Us
-
able DRAM" memory space to be used by internal graphics devices or graphics
controllers if these devices are enabled. The options are
Dynamic
, 1 GB, 1.25
GB, 1.5 GB, 1.75 GB, 2 GB, 2.25 GB, 2.5 GB, 2.75 GB, 3 GB, and 3.25 GB.
Memory Scrambler
Select Enabled to enable memory scrambler support for memory error correction.
The settings are
Enabled
and Disabled.
Thermal Throttling
Throttling improves reliability and reduces power consumption in the processor
via automatic voltage control during processor idle states. The options are Dis-
abled and
CLTM
(Closed Loop Thermal Management).
Memory Refresh Rate
This feature allows the user to set the memory refresh rate for the system to
enhance memory and system performance. The options are
Auto
and Always 1X.
