Acer Altos R720 Series User Manual page 116

106
Parameter
Virtualization
Technology
Execute Disable
Bit
Hardware
Prefetcher
Adjacent Cache
Line Prefetch
Processor
Re-Test
Processor #
Information
Description
Enables or disables the system to run
multiple operating systems and
applications in different partition.
When Enabled, the processor disables
code execution when a worm attempts
to insert a code in the buffer preventing
damage and worm propagation.
When Disabled, the processor forces the
Execute Disable Bit feature flag to
always return to 0.
Note: This parameter is hidden if the
processor does not support this function.
Enables or disables the speculative
prefetch unit within the processor(s).
Note: Changing this feature may affect
system performance.
When Enabled, cache lines are fetched
in pairs (even line + odd line)
When Disabled, only current cache line
required is fetched.
Note: Changing this feature may affect
system performance.
When Enabled, all processors will be
activated and retested on the next boot.
This option will be automatically reset to
disable on the next boot.
Press Enter to access the Processor #
Information submenu.
4 BIOS setup
Option
Disabled
Enabled
Enabled
Disabled
Enabled
Disabled
Enabled
Disabled
Disabled
Enabled