Cpu Configuration - Asus Z97-A/USB 3.1 User Manual

2.6.1

CPU Configuration

The items in this menu show the CPU-related information that the BIOS automatically
detects.
The items shown in submenu may be different due to the CPU you installed.
Intel Adaptive Thermal Monitor [Enabled]
This item allows you to protect the CPU by decreasing its frequency as it reaches the thermal
throttle point. The thermal monitor includes TM1 (Thermal monitor 1), TM2 (Thermal monitor
2), and EMTTM (Enhanced Multi-threaded Thermal Monitoring).
Configuration options: [Disabled] [Enabled]
Active Processor Cores [All]
This item allows you to select the number of CPU cores to activate in each processor
package.
Configuration options: [All] [1] [2] [3]
Limit CPUID Maximum [Disabled]
When set to [Enabled], this item allows the legacy OS to boot even without support for CPUs
with extended CPUID functions.
Configuration options: [Disabled] [Enabled]
Execute Disable Bit [Enabled]
Execute Disable prevents certain classes of malicious buffer overflow attacks when combined
with a supporting OS (SuSE Linux 9.2, RedHat Enterprise 3 Update 3).
Configuration options: [Disabled] [Enabled]
Intel Virtualization Technology [Disabled]
When set to [Enabled], a VMM can utilize the additional hardware capabilities provided by
Vanderpool Technology.
Configuration options: [Disabled] [Enabled]
Hardware Prefetcher(L2 Cache) [Enabled]
This item allows the CPU to prefetch commands and data in the L2 cache, reduces the
DRAM loading time and improves the system performance.
Configuration options: [Disabled] [Enabled]
Adjacent Cache Line Prefetcher [Enabled]
This item allows the mid level cache (L2) to prefetch adjacent cache lines, reducing the
DRAM loading time and improves the system performance.
Configuration options: [Disabled] [Enabled]
Boot Performance Mode [Max Non-Turbo Performance]
This item allows you to select the CPU performance state during system boot before the
operating system takes control. The CPU runs at a selected performance ratio based on CPU
configuration.
Configuration options: [Max Non-Turbo Performance] [Max Battery] [Turbo Performance]
ASUS Z97-A/USB 3.1 2-35