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X7DCL-3/X7DCL-i User's Manual
Intel ® Virtualization Technology (Available if 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 if 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.
CPU Cache Control
DCU Prefetch (Available when supported by the CPU.)
The CPU fetches the cache line for 64 bytes if this option is set to Disabled.
The CPU fetches both cache lines for 128 bytes as comprised if Enabled. The
options are Disabled and Enabled.
IP Prefetch (Available when supported by the CPU.)
Select Enabled to use CPU Cache Line IP Prefetch. The options are Disabled
and Enabled.
Direct Cache Access (Available when supported by the CPU.)
Set to Enable to route inbound network IO trafc directly into processor caches
to reduce memory latency and improve network performance. The options are
Disabled and Enabled.
I/ODeviceConguration
Access the submenu to make changes to the following settings.
KBC Clock Input
This setting allows you to select clock frequency for the keyboard clock. The options
are 6MHz, 8MHz, 12MHz, and 16MHz.
Serial Port A
This setting allows you to decide how Serial Port A is controlled. The options are
Enabled (user dened), Disabled, and Auto (BIOS- or OS- controlled).