Chapter 4: BIOS
61
AES-NI
Select Enable to use the Intel Advanced Encryption Standard (AES) New Instructions (NI) to
ensure data security. The options are Disable and
Enable
.
TME, TME-MT, TDX
Total Memory Encryption
Use this feature to enable or disable total memory encryption. The options are
Disabled
and
Enabled.
Limit CPU PA to 46 Bits
Use this feature to limit the CPU physical address to 46 bits to support older hyper-v. The
options are Disable and
Enable
.
Advanced Power Management Configuration
Power Technology
Use this feature to enable or disable processor power management features. The options
are Disable, Energy Efficient, and
Custom
.
Power Performance Tuning
Use this feature to select whether the BIOS or the operating system chooses energy
performance tuning. The options are
OS Controls EPB
and BIOS Controls EPB.
*If the feature above is set to BIOS Controls EPB, the next feature is available for
configuration:
ENERGY_PERF_BIAS CFG Mode
Use this feature to set the energy performance bias. The options are Maximum Performance,
Performance,
Balanced Performance
, Balanced Power, and Power.
CPU P State Control
SpeedStep (P-States)
Intel SpeedStep Technology allows the system to automatically adjust processor voltage
and core frequency to reduce power consumption and heat dissipation. The options are
Disable and
Enable
.
Dynamic SST-PP
Use this feature to enable or disable Intel Speed Select Technology Performance Profile
(SST-PP). The options are
Disable
and Enable.
