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3.11.1 Northbridge Configuration Sub-Menu
This menu gives options for customizing memory &
Hypertransport settings. Select a menu by highlighting it using the
Arrow (Ç/È) keys and pressing Enter. The settings are described
on the following pages.
BIOS Setup Utility
Main Advanced PCI/PnP Boot Security Chipset Exit
NorthBridge Chipset Configuration
Memory Configuration
ECC Configuration
IOMMU Option Menu
Power Down Control [Auto]
Alternate VID [Auto]
Memory CLK
CAS latency (Tcl)
RAS/CAS Delay (Trcd)
Min Active RAS (Tras)
Row Precharge Time (Trp)
RAS/RAS Delay (Trrd)
Row Cycle (Trc)
Asynchronous Latency
:XXX MHz
:XX
:X CLK
:X CLK
:X CLK
:X CLK
:XX CLK
:X ns
← → Select Screen
↑↓ Select Item
Enter Go to Sub Screen
F1 General Help
F10 Save and Exit
ESC Exit
Feature Option Description
NorthBridge Chipset Configuration
Auto
Power Down Control
Disable
Allow DIMMs to enter power down
mode by deasserting the clock enable
signal when DIMMs are not in use.
Auto
0.850V
1.050V
1.025V
1.000V
0.975V
0.950V
0.925V
0.900V
0.875V
0.825V
Alternate VID
0.800V
Specify the alternate VID while in low
power status.
Memory CLK Read only
It shows the clock frequency of the
installed SDRAM.
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