NEXCOM NEX 883 User Manual

Page 40

Chapter 3: Uefi Setup Utility

NEX 883 User Manual

Intel Hyper Threading Technology
To enable this feature, a computer system with an Intel processor that sup-
ports Hyper-Threading technology and an operating system that includes
optimization for this technology, such as Microsoft

Windows

XP/ Vista

7 is required. Set to [Enabled] if using Microsoft

Windows

XP, Vista

, 7,

or Linux kernel version 2.4.18 or higher. This option will be hidden if the
installed CPU does not support Hyper-Threading technology.
Active Processor Cores
Use this item to select the number of cores to enable in each processor
package. The default value is [All].
Enhance Halt State (C1E)
All processors support the Halt State (C1). The C1 state is supported
through the native processor instructions HLT and MWAIT and requires no
hardware support from the chipset. In the C1 power state, the processor
maintains the context of the system caches.
CPU C3 State Support
Use this to enable or disable CPU C3 (ACPI C2) report to OS.
CPU C6 State Support
Use this to enable or disable CPU C6 (ACPI C3) report to OS.
Package C State Support
Selected option will program into C State package limit register. The de-
fault value is [Auto].
CPU Thermal Throttling
You may select [Enabled] to enable CPU internal thermal control mecha-
nism to keep the CPU from overheating.

No-Execute Memory Protection
No-Execution (NX) Memory Protection Technology is an enhancement
to the IA-32 Intel Architecture. An IA-32 processor with “No Execute (NX)
Memory Protection” can prevent data pages from being used by malicious
software to execute codes. This option will be hidden if the current CPU
does not support No-Excute Memory Protection.
Intel Virtualization Technology
When this option is set to [Enabled], a VMM (Virtual Machine Architecture)
can utilize the additional hardware capabilities provided by Vanderpool
Technology. This option will be hidden if the installed CPU does not
support Intel Virtualization Technology.
Hardware Prefetcher
Use this item to turn on/off the MLC streamer prefetcher.
Adjacent Cache Line Prefetch
Use this item to turn on/off prefetching of adjacent cache lines.