Supero SUPERSERVER 8027R-7RFT+, User Manual

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Chapter 7: BIOS
7-5
RTID (Record Types IDs)
This feature displays the total number of Record Type IDs for local and remote
pools. The options are Optimal and Alternate.
Hyper-threading
Select Enabled to support Intel Hyper-threading Technology to enhance CPU
performance. The options are Enabled and Disabled.
Active Processor Cores
Set to Enabled to use a processor's second core and above. (Please refer to
Intel's website for more information.) The options are All, 1, 2, 4, 6.
Limit CPUID Maximum
This feature allows the user to set the maximum CPU ID value. Enable this
function to boot the legacy operating systems that cannot support processors
with extended CPUID functions. The options are Enabled and Disabled (for
the Windows OS).
Execute-Disable Bit (Available if supported by the OS & the CPU)
Select Enabled to enable the Execute Disable Bit which will allow the
processor to designate areas in the system memory where an application
code can execute and where it cannot, thus preventing a worm or a virus
from fl ooding illegal codes to overwhelm the processor or damage the system
during an attack. The default is Enabled . (Refer to Intel and Microsoft Web
sites for more information.)
Intel® AES-NI
Select Enable to use the Intel Advanced Encryption Standard (AES) New
Instructions (NI) to ensure data security. The options are Enabled and
Disabled.
MLC Streamer Prefetcher (Available when supported by the CPU)
If set to Enabled, the MLC (mid-level cache) streamer prefetcher will prefetch
streams of data and instructions from the main memory to the L2 cache to
improve CPU performance. The options are Disabled and Enabled .
MLC Spatial Prefetcher (Available when supported by the CPU)
If this feature is set to Disabled, The CPU prefetches the cache line for 64
bytes. If this feature is set to Enabled the CPU fetches both cache lines for
128 bytes as comprised. The options are Disabled and Enabled .