User Manual

3-5
Chapter 3: BIOS setup
[Enabled] Two threads per activated core are enabled.
[Disabled] Only one thread per activated core is enabled.
Active Processor Cores
This item allows you to select the number of CPU cores to activate in each
processor package. Conguration options: [All] [1] [2] [3]
For some CPU types, only [All] and [1] appear.
Intel (VMX) Virtualization Technology
When set to [Enabled], a VMM can utilize the additional hardware capabilities
provided by Vanderpool Technology. Conguration options: [Disabled] [Enabled]
Hardware Prefetcher
This item allows you to turn on/off the MLC streamer prefetcher. Conguration
options: [Disabled] [Enabled]
Adjacent Cache Line Prefetcher
This item allows you to turn on/off prefetching adjacent cache lines. Conguration
options: [Disabled] [Enabled]
SW Guard Extensions (SGX)
This item enables/disables the Software Guard Extensions (SGX). Conguration
options: [Disabled] [Software Controlled]
Tcc Offset Time Window (SGX)
This item is for Running Average Temperature Limit (RATL) feature. RATL allows
setting an average max thermal temperature. Temperatures within the time window
can get higher than the temperature threshold but only the average is used to
cause frequency clipping. Conguration options: [Auto] [Disabled] [5 ms] [10 ms] ~
[448 sec]
CPU Power Management Control
This item allows you to manage and congure the CPU’s power.
Intel(R) SpeedStep(tm)
This item allows your system to support more than two frequency ranges.
Conguration options: [Disabled] [Enabled]
Turbo Mode
This item allows you to enable or disable Turbo Mode for your processor.
Conguration options: [Enabled] [Disabled]
CPU C-states
[Enabled] Enables the CPU C states.
[Disabled] Disables the CPU C states.
CFG Lock
This item allows you to enable or disable MSR 0xE2[15], CFG Lock bit.
Conguration options: [Enabled] [Disabled]