Asus ROG STRIX H270F GAMING [72/113] Chapter 3

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Chapter 3: BIOS Setup

Chapter 3

SA - PCI Express options

DMI Link ASPM Control [Disabled]

This item allows you to control the Active State Power Management on both CPU and PCH

(platform controller hub) Both DMI link ASPM control items of the CPU and PCH sides must

be enabled for the ASPM to take effect. Conguration options: [Disabled] [L1]

PEG ASPM [Disabled]

This item allows you to select the ASPM state for energy-saving conditions, or use the ASUS

optimized energy saving prole. Conguration options: [Disabled] [Auto] [ASPM L0s] [ASPM

L1] [ASPM L0sL1]

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.

Hyper-threading [Enabled]

The Intel Hyper-Threading Technology allows a hyper-threading processor to appear as two

logical processors to the operating system, allowing the operating system to schedule two

threads or processes simultaneously.

[Enabled] Two threads per activated core are enabled.

[Disabled] Only one thread per activated core is enabled.

Active Processor Cores [All]

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 Virtualization Technology [Disabled]

When set to [Enabled], a VMM can utilize the additional hardware capabilities provided by

Vanderpool Technology. Conguration options: [Disabled] [Enabled]

Hardware Prefetcher [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. Conguration options: [Disabled]

[Enabled]

Adjacent Cache Line Prefetch [Enabled]

This item allows the mid level cache (L2) to prefetch adjacent cache lines, reducing the

DRAM loading time and improves the system performance. Conguration options: [Disabled]

[Enabled]

SW Guard Extensions [Disabled]

This item enables/disables the Software Guard Extensions (SGX). Conguration options:

[Disabled] [Software Controlled]