User Manual

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5038AD-I User's Manual
The CPU prefetches the cache line for 64 bytes if this feature is set to Disabled.
The CPU prefetches both cache lines for 128 bytes as comprised if this feature is
set to Enabled.
DCU Streamer Prefetcher (Available when supported by the CPU)
Select Enabled to enable the DCU (Data Cache Unit) Streamer Prefetcher which
will stream and prefetch data and send it to the Level 1 data cache to improve
data processing and system performance. The options are Disabled and Enabled.
DCU IP Prefetcher (Available when supported by the CPU)
Select Enabled for DCU (Data Cache Unit) IP Prefetcher support, which will prefetch
IP addresses to improve network connectivity and system performance. The options
are Disabled and Enabled.
Direct Cache Access (DCA Support)
Select Enabled to use Intel's DCA (Direct Cache Access) Technology to improve
data transfer effi ciency. The options are Enabled and Disabled.
X2APIC
Select Enable to activate APIC (Advanced Programmable Interrupt Controller)
support. The options are Enabled and Disabled.
AES-NI
Select Enable to use the Intel Advanced Encryption Standard (AES) New
Instructions (NI) to ensure data security. The options are Enabled and Disabled.
Intel® Virtualization Technology
Select Enabled to support Intel Virtualization Technology, which will 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 a change is made to this setting, you will need to reboot the system for
the change to take effect. Refer to Intel’s website for detailed information.