TZ77B/TZ75B/T77 UEFI BIOS Manual
9
Execute-Disable Bit
XD can prevent certain classes of malicious buffer overflow attacks when combined
with a supporting OS (Windows Server 2003 SP1, Windows XP SP2, SuSE Linux
9.2, Red Hat Enterp ris e 3 Update 3.).
Options: Enab led (Default) / Disabled
Intel Virtualization Technology
Virtualization Technology can virtually separate your system resource into several
parts, thus enhance the performance when running virtual machines or multi
interface systems.
Options: Disabled (Default) / Enabled
Hardware Prefetcher
The processor has a hardware prefetcher that automatically analyzes its
requirements and prefetches data and instructions from the memory into the Level 2
cache that are likely to be required in the near future. This reduces the latency
associated with memory reads.
Options: Enab led (Default) / Disabled
Adjacent Cache Line Prefetch
The proc essor has a hard ware adjac ent c ac he line prefetch mec hanis m that
automatically fetches an extra 64-byte cache line whenever the processor requests
for a 64-byte cache line. This reduc es cache latenc y by making the next cache line
immediately available if the processor requires it as well.
Options: Enab led (Default) / Disabled
CPU C3 Report
This item enables or disables CPU C3 (ACPI C2) repost to OS .
Options: Enab led (Default) / Disabled
CPU C6 Report
This item enables or disables CPU C3 (ACPI C3) repost to OS .
Options: Enab led (Default) / Disabled
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