ASRock CONROE945 manual Ratio Actual Value, Ratio Cmos Setting, Enhance Halt State

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Ratio Actual Value

This is a read-only item, which displays the ratio actual value of this motherboard.

Ratio CMOS Setting

If the ratio status is unlocked, you will find this item appear to allow you changing the ratio value of this motherboard.

Enhance Halt State

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.

Max CPUID Value Limit

For Prescott CPU only, some OSes (ex. NT4.0) cannot handle the function with disable. This should be enabled in order to boot legacy OSes that cannot support CPUs with extended CPUID functions.

Intel (R) Virtualization tech.

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 (R) Virtualization Technology.

CPU Thermal Throttling

You may select [Enabled] to enable P4 CPU internal thermal control mecha- nism to keep the CPU from overheated.

No-Excute 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 code. This option will be hidden if the current CPU does not support No-Excute Memory Protection.

Hyper Threading Technology

To enable this feature, it requires a computer system with an Intel Pentium®4 processor that supports Hyper-Threading technology and an operating sys- tem that includes optimization for this technology, such as Microsoft® Win- dows® XP. Set to [Enabled] if using Microsoft® Windows® XP, or Linux kernel version 2.4.18 or higher. This option will be hidden if the installed CPU does not support Hyper-Threading technology.

Intel (R) SpeedStep(tm) tech.

Intel (R) SpeedStep(tm) tech. is Intel’s new power saving technology. Proces- sor can switch between multiple frequency and voltage points to enable power savings. If you select [Auto], you need to set the “Power Schemes” as “Portable/Laptop” to enable this function.

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Contents ConRoe945PL-GLAN Disclaimer Copyright NoticeContents Software Support Introduction Package ContentsSpecifications Bios Feature ConnectorSee Caution Support CDPage CPU 19.1cm 7.5 Motherboard LayoutTable for Audio Output Connection HD 8CH I/O PanelScrew Holes Pre-installation PrecautionsCPU Installation Page Installation of CPU Fan and Heatsink Installing a Dimm Installation of Memory Modules DimmExpansion Slots PCI and PCI Express Slots Installing an expansion cardPS2USBPWR1 Jumpers SetupOnboard Headers and Connectors USB 2.0 Headers Chassis Speaker Header Black end White end 2-pin Hdmispdif Header Connection Guide Western Digital Sataii Hard Disk Setup GuideUntied Overclocking Technology Driver Installation Guide Bios Menu Bar Advanced Screen Navigation KeysMain Screen Boot Failure Guard CPU ConfigurationCPU Host Frequency Spread SpectrumRatio Actual Value Ratio Cmos SettingEnhance Halt State Max Cpuid Value LimitChipset Configuration Dram RAS# Activate to Precharge Boot Graphic Adapter PriorityOnBoard HD Audio Front Panel ControlAcpi Configuration ATA/IDE Configuration IDE ConfigurationIDE Device Configuration Combined OptionPIO Mode LBA/Large ModeDMA Mode Block Multi-Sector TransferPCI Latency Timer PCIPnP ConfigurationA.R.T Bit Data TransferSuper IO Configuration Floppy ConfigurationOnBoard Floppy Controller Serial Port AddressECP Mode DMA Channel Parallel Port ModeParallel Port Address EPP VersionHardware Health Event Monitoring Screen USB ConfigurationUSB Controller USB 2.0 SupportTarget CPU Temperature C Boot ScreenCPU Quiet Fan Tolerance CBoot From Network Boot Settings ConfigurationBoot Up Num-Lock Security ScreenExit Screen Load Optimal DefaultsSave Changes and Exit Discard Changes and ExitLGA 775 CPU Installation Live Demo Program Install Operating SystemSupport CD Information Running The Support CD