BIOS Setup Utility Menu Options 205
DCU Streamer Prefetcher Disabled/Enabled Enabled Enable prefetching of next L1
data line based on multiple loads
in same cache line.
DCP IP Prefetcher Disabled/Enabled Enabled Enable prefetching of next L1
line based on sequential load
history.
Intel Virtualization
Technology
Disabled/Enabled Enabled When enabled, a Virtual Machine
Manager (VMM) can utilize the
additional hardware capabilities
provided by Intel Virtualization
Technology.
CPU Power Management
Configuration
Displays processor (CPU)
information. BIOS provides
C-states, P-states, and T-states
support in order for the OS to
manage the power utilization of
the system. Power management
is also controlled by the service
processor based on system
policies.
Power Technology Disabled/Enabled/
Efficient/Custom
Efficient Enable the power management
features. The following options
are not displayed if Power
Technology is set to Disabled.
Intel SpeedStep Disabled/Enabled Enabled Displays only if Power
Technology is set to Custom.
Enable or disable Intel
SpeedStep. The Intel technology
used to support P-state
transitions is referred to as Intel
SpeedStep.
Turbo Mode Disabled/Enabled Enabled Displays only if Power
Technology is set to Custom,
Intel SpeedStep is set to enabled,
and Turbo Mode is supported in
the CPU. Enable or disable Turbo
Mode.
CPU C3 Report Disabled/Enabled Disabled Displays only if Power
Technology is set to Custom and
power state (C3) is supported in
the CPU. Enable or disable CPU
C3 (ACPI C2) report to operating
system.
TABLE: BIOS Advanced Menu Options (Continued)
Setup Options Options Defaults Description
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