ASROCK 748-M User Manual page 22

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Chipset Configuration:
AGP Aperture Size
USB Controller
USB 2.0 Support
USB Device Legacy Support
DRAM CAS Latency
Over Vcore Voltage
IDE Driving
F1:Help
Esc:Previous Menu
AGP Aperture Size: It refers to a section of the PCI memory address range
used for graphics memory. It is recommended to leave this field at the
default value unless the installed AGP card's specifications requires other
sizes.
USB Controller: Use this to enable or disable the use of USB controller.
USB 2.0 Support: Use this to enable or disable USB 2.0 support. If this is set to
[Disabled], USB Controller will run at USB 1.1.
USB Device Legacy Support: Use this to enable or disable the support to
emulate legacy I/O devices such as mouse, keyboard,... etc.
DRAM CAS Latency: This is used to adjust the means of memory accessing.
Configuration options: [Auto], [2T], [2.5T], [3T].
Please note that not all the DDR DIMMs can support CAS latency=3T.
Over Vcore Voltage: This feature allows you to increase the CPU Vcore
voltage by 5%. The default value is [Disabled].
It is not recommended to enable "Over Vcore Voltage" feature.
Doing so may cause CPU damage.
IDE Diving: This feature allows you to adjust the IDE Driving strength. Please
adjust this setting only if your IDE devices are operating abnormally. The
default value is [Normal].
2 2
AMIBIOS SETUP UTILITY - VERSION 3.31a
Advanced
Chipset Configuration
:Select Item
64MB
Enabled
Enabled
Disabled
Auto
Disabled
Normal
+/-:Change Values
Enter:Select
Sub-Menu
[ Setup Help ]
<Enter> to select the
size of mapped memory
for graphics data.
F9:Setup Defaults
F10:Save & Exit

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