Copyright
©
2014
congatec
AG
TS87m13
98/124
Feature
Options
Description
Active Processor Cores
All
1
2
3
Set number of cores to be enabled.
Overclocking Lock
Disabled
Enabled
FLEX_RATIO(194) MSR
Limit CPUID Maximum
Disabled
Enabled
When enabled, the processor will limit the maximum CPUID input value to 03h when queried, even if the processor
supports a higher CPUID input value.
When disabled, the processor will return the actual maximum CPUID input value of the processor when queried.
Limiting the CPUID input value may be required for older operating systems that cannot handle the extra CPUID
information returned when using the full CPUID input value.
Execute Disable Bit
Disabled
Enabled
Enable/Disable the Execute Disable Bit (XD) of the processor. With the XD bit set to enabled, certain classes of
malicious buffer overflow attacks can be prevented when combined with a supporting OS.
Intel Virtualization Technology
Disabled
Enabled
When enabled, a VMM can utilize the integrated hardware virtualization support.
Hardware Prefetcher
Disabled
Enabled
Enable the Mid Level Cache (L2) streamer prefetcher.
Adjacent Cache Line Prefetch
Disabled
Enabled
Enable the Mid Level Cache (L2) prefetching of adjacent cache lines.
CPU AES
Disabled
Enabled
Enable/Disable CPU Advanced Encryption Standard (AES) instructions.
EIST
Disabled
Enabled
Enable /Disable or disable Enhanced Intel SpeedStep Technology (EIST).
Energy Performance
Performance
Balanced
Perform.
Balanced Energy
Energy Efficient
Optimize between performance and power savings.
Turbo Mode
Disabled
Enabled
Enable/Disable Turbo Mode.
Package Power Limit Lock
Disabled
Enabled
When enabled, PACKAGE_POWER_LIMIT MSR will be locked and a reset will be required to unlock the register.
CPU Power Limit1
0-255
Default : 0
CPU Power Limit1 value
CPU Power Limit1 Time
0-255
Default : 0
Time window in which the Power Limit1 is maintained.
CPU Power Limit2
0-255
Default : 0
CPU Power Limit2 value
Platform Power Limit Lock
Disabled
Enabled
When enabled, PLATFORM_POWER_LIMIT MSR will be locked and a reset will be required to unlock the register.