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X7DVL-E User's Manual
Direct Cache Access
Select Enabled to improve overall I/O network performance. The options are
Enabled and
Disabled
. When this item is set to Enabled, the following item will
display.
DCA Delay Clocks
A DCA Prefetch is used with TOE components to prefetch data in order to
shorten execution cycles and maximize data processing effi ciency. Prefetching
too frequently can saturate the cache directory and delay necessary cache ac-
cesses. This feature reduces or increases the frequency the system prefetches
data. The options are [8], [16],
[32]
, [40], [48], [56], [64], [72], [80], [88], [96],
[104], [112], [120]
Intel <R> Virtualization Technology (Available when supported by
the CPU.)
Select Enabled to use the feature of Virtualization Technology to allow one platform
to run multiple operating systems and applications in independent partitions, creating
multiple "virtual" systems in one physical computer. The options are Enabled and
Disabled
. (
Note
: If there is any change to this setting, you will need to power off
and restart the system for the change to take effect.) Please refer to Intel’s web
site for detailed information.
Intel EIST Support (Available when supported by the CPU.)
Select Enabled to use the Enhanced Intel SpeedStep Technology and allows the
system to automatically adjust processor voltage and core frequency in an effort
to reduce power consumption and heat dissipation.
The options are Enabled
and
Disabled
. Please refer to Intel’s web site for detailed information.
I/O Device Confi guration
Access the submenu to make changes to the following settings.
KBC Clock Input
This setting allows you to select clock frequency for the Keyboard and Mouse
Controllers. The options are 6MHz, 8MHz,
12MHz,
and 16MHz.
Serial Port A
Use this item to select the control setting for serial port A. The options are
Enabled
(user defi ned), Disabled, and Auto (BIOS- or OS- controlled).
Base I/O Address
This setting allows you to select the base I/O address for serial port A. The
options are
3F8
, 2F8, 3E8, and 2E8.
