Chapter 4: BIOS
75
Chipset Configuration
Warning:
Setting the wrong values in the following features may cause the system to malfunc-
tion.
System Agent (SA) Configuration
The following information will display:
•
SA PCIe Code Version
•
VT-d: Supported
Memory Configuration
Memory Configuration
•
Memory RC Version
•
Memory Frequency
•
Memory Timing (tCL-tRCD-tRP-tRAS)
•
DIMMA1
•
DIMMA2
•
DIMMB1
•
DIMMB2
Maximum Memory Frequency
Use this feature to set the maximum memory frequency for onboard memory modules.
The options are
Auto
,
1067, 1200, 1333, 1400, 1600, 1800, 1867, 2000, 2133, 2200,
2400, 2600, 2667, 2800, and 2933.
Max TOLUD
This feature sets the maximum TOLUD value, which specifies the "Top of Low Usable
DRAM" memory space to be used by internal graphics devices, GTT Stolen Memory, and
TSEG, respectively, 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, 3.25 GB, and 3.5 GB.
Memory Scrambler
Use this feature to enable or disable memory scrambler support. The options are Dis-
abled and
Enabled
.