P43B-A7 BIOS M anual
9
Hardware Prefetcher
T he processor has a hardw are prefetch er that automatically analy zes its requirements
and prefetches dat a and instructions from the memory into the Level 2 cache that are
likely to be required in the near future. T his reduces the latency associated with
memory reads.
Options: Enabled (Default) / Disabled
Adj acent Cache Line Prefetch
T he processor has a h ardw are adjacent cache line prefet ch mech anism that
automatically fetches an extra 64-byte cache line whenev er the processo r requests for
a 64-byte cach e line. T his reduces cach e latency by making the next cache line
immediately available if the processor requires it as well.
Options: Enabled (Default) / Disabled
M ax CPUID Value Limit
When the computer is booted up, the operating system executes the CPUID
instruction to identify the processor and its capabilities. Befo re it can do so, it must
first query the processor to find out the highest input value CPUID recognizes. T his
determines the kind of basic information CPUID can provide the operating system.
Options: Disabled (Default) / Enabled
Intel(R) Virtualization Tech
Virtualization T echnology can virtually separate your system resou rce into several
parts, thus enhance the performance when running virtual machines or multi
interface systems.
Options: Enabled (Default) / Disabled
Execute-Disable Bit Capability
T his item allows you to configure th e Execut e Disabled Bit function, which protects
your system from buffer overflow attacks.
Options: Enabled (Default) / Disabled
PECI
T his item allows you to control the PECI function for the processor which supports
Platform Environment Control Interface for better therm al management.
Options: Disabled (Default) / Enabled
