Nvidia 680i manual System Voltages, C1E Enhanced Halt State, Execute Disable Bit, CPU Core

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Configuring the BIOS

•C1E Enhanced Halt State

Enabled, this function reduces the CPU power consumption when the CPU is idle. Idle occurs when the operating system issues a halt instruction.

•Execute Disable Bit

When this function is disabled, it forces the XD feature flag to always return to zero (0).

•Virtualization Technology

When this function is enabled, it allows a VMM to utilize the additional hardware capabilities provided by Intel Virtualization Technology.

•CPU Core 1

This function allows you to enable or disable CPU Core.

System Voltages

Select System Voltages from the Advanced Chipset Features menu and press Enter to display the System Voltages menu.

Figure 12. System Voltages Menu

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Contents Page Table of Contents Unpacking and Parts Descriptions Configuring the Bios Page Software Installation BFG Nvidia nForce 680i SLI Motherboard Layout List of FiguresParts not in the Kit Before You Begin…Intel Socket 775 Processor Cooling Fan for the Processor System MemoryIntentions of the Kit Features Extreme Overclocking Guaranteed FSB SpeedsHigh-speed Memory Designed for Nvidia SLI Technology Comprehensive Overclocking ToolsTrue 2 x16 PCI Express SLI Support Nvidia SLI-Ready MemoryNvidia MediaShield Storage Multiple Disk SetupDiskAlert System RAID MorphingNetworking with Nvidia nForce Bootable Multidisk ArrayNvidia Native Gigabit Ethernet Nvidia FirstPacket TechnologyMotherboard Specifications Onboard Audio Onboard 1394aDual PCI Express x16 Support Green FunctionUnpacking Parts Descriptions SLI ConnectorUnpacking EquipmentBFG Nvidia nForce 680i LT SLI Motherboard BFG Nvidia nForce 680i LT SLI Motherboard Layout Chassis Backpanel Connectors Safety Instructions Hardware InstallationPreparing the Motherboard Installing the CPULift the load plate Socket leverInstalling the CPU Fan Installing Memory DIMMsFour Dimms Install into slots 0, 1, 2, Installing the Motherboard Installing the I/O ShieldSecuring the Motherboard into the Chassis Connecting Cables and Setting Switches +3.3V 12V Power Connections+5V +12V +5V +3.3VPin ATX 12V Power PWR2 Front Panel Header Connecting Internal HeadersIeee 1934a Connector Pins Signal Pin Signal In/Out DescriptionNo Connect EmptyUSB Headers Universal Serial Bus USB 2.0 Header Pins Connector SignalThis motherboard contains four USB Empty No ConnectFront Panel Audio Front Audio Connector Pin SignalFan Connections IDE Connector FDD ConnectorSerial ATA II Connectors Serial COMPCI Slots Expansion SlotsClear Cmos Jumper Use the following procedure to clear CmosConfiguring the Bios Main Menu Enter Bios SetupAdvanced Chipset Features Advanced Bios FeaturesPower Management Setup PnP/PCI ConfigurationsSet Password Load DefaultsSave & Exit Setup System MonitorStandard Cmos Features Menu Standard Cmos Features MenuIDE Channel and Sata Channel Date and TimeAuto NoneManual LargeHalt On Drive aMemory Advanced Bios Features Menu Advanced Bios FeaturesNetwork Boot Priority Hard Disk Boot PriorityRemovable Device Priority CPU Internal CacheFirst/Second/Third Boot Device Quick Power On Self TestBoot Other Device Boot Up NumLock StatusSecurity Option Apic ModeMPS Version Control For OS Full Screen Logo ShowAdvanced Chipset Features System Clocks Menu System ClocksFrequency Settings Spread Spectrum HT MultiplierFSB & Memory Config Menu SLI-Ready Memory FSB & Memory ConfigLinked FSB and Memory Clock ModeUnlinked FSB QDR, MHzOptimal Memory Timing SettingExpert CPU Configuration System Voltages Execute Disable BitC1E Enhanced Halt State Virtualization TechnologyNForce SPP MemoryLoad Timing/Voltage Set Nvmem Memory TestSave Timing/Voltage Set System Bios CacheableHpet Function Nvidia GPU ExIntegrated Peripherals Menu Integrated Peripherals MenuIDE Function Setup USB Config RAID ConfigIDE HDD Block Mode MAC ConfigIEEE1394 controller HD AudioPower Management Setup Menu Acpi FunctionAcpi Suspend Type Power on Function Power On by AlarmKeyboard Password Soft-Off by PbntPnP/PCI Configuration Menu Hot Key Power OnMouse Left Mouse Right Any Key Reset Configuration Data Init Display FirstResources Controlled By PCI/VGA Palette Snoop IRQ ResourcesMaximum Payload Size + and keys to go up and down the list of sizesSystem Monitor Menu System Monitor MenuPress Enter to display the Dynamic Fan Control menu Dynamic Fan ControlSoftware Installation Motherboard Drivers Windows XP Drivers InstallSoftware Installation Page Support Page V1.0

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