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Chapter 6: UEFI BIOS
DCU Streamer Prefetcher (Available when supported by the CPU)
Select Enable 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 Disable and
Enable
.
DCU IP Prefetcher (Available when supported by the CPU)
Select Enable for DCU (Data Cache Unit) IP Prefetcher support, which will prefetch IP
addresses to improve network connectivity and system performance. The options are
Enable
and Disable.
LLC Prefetch
If set to Enable, the hardware prefetcher will prefetch streams of data and instructions from
the main memory to the L3 cache to improve CPU performance. The options are
Disable
and Enable.
Extended APIC
Select Enable to activate APIC (Advanced Programmable Interrupt Controller) support. The
options are
Disable
and Enable.
AES-NI
Select Enable to use the Intel Advanced Encryption Standard (AES) New Instructions (NI) to
ensure data security. The options are Disable and
Enable
.
Advanced Power Management Configuration
Power Technology
This feature allows the user to configure CPU power management settings. The options
are Disable,
Energy Efficient
, and Custom.
*If the feature above is set to Custom, the following features will be available for
configuration:
Power Performance Tuning
This feature allows the user to set whether the operating system or the BIOS controls
the Energy Performance BIAS (EPB). The options are
OS Controls EPB
and BIOS
Controls EPB.
*If the feature above is set to BIOS Controls EPB, the following features will be
available for configuration:
