Nvidia 680i manual Frequency Settings

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Installing and Configuring the BFG NVIDIA nForce 680i LT SLI Motherboard

Frequency Settings

CPU Freq, MHz

This value is set by the CPU Multiplier (value cannot be changed by the user).

FSB Reference Clock, MHz

This value is set by the system (value cannot be changed by the user). To change the SLI-Ready memory, FSB memory, and memory timing, go to the FSB & Memory screen.

CPU Multiplier

This value changes the CPU Frequency value depending on the value you choose. Use the Page Up and Page Down keys to scroll through the options. The options are from 6 X through 60 X.

PCIe x16_1, MHz

Use the Page Up and Page Down keys to scroll through the frequency options for the PCI Express Bus, Slot 1 (the black slot closest to the CPU). Note that as you go higher in value, PCIe Spread Spectrum(SPP) is disabled and cannot be changed from this status.

PCIe x16_2, MHz

Use the Page Up and Page Down keys to scroll through the frequency options for the PCI Express Bus, Slot 3 (the black slot farthest from the CPU).

SPP<—>MCP Ref Clock, MHz

Use the Page Up and Page Down keys to scroll through the frequency options for the reference clock between the SPP chip and the MCP chip.

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Contents Page Table of Contents Unpacking and Parts Descriptions Configuring the Bios Page Software Installation List of Figures BFG Nvidia nForce 680i SLI Motherboard LayoutIntel Socket 775 Processor Before You Begin…Parts not in the Kit Cooling Fan for the Processor System MemoryIntentions of the Kit High-speed Memory Features Extreme OverclockingGuaranteed FSB Speeds True 2 x16 PCI Express SLI Support Comprehensive Overclocking ToolsDesigned for Nvidia SLI Technology Nvidia SLI-Ready MemoryDiskAlert System Multiple Disk SetupNvidia MediaShield Storage RAID MorphingNvidia Native Gigabit Ethernet Bootable Multidisk ArrayNetworking with Nvidia nForce Nvidia FirstPacket TechnologyMotherboard Specifications Dual PCI Express x16 Support Onboard 1394aOnboard Audio Green FunctionUnpacking SLI ConnectorUnpacking Parts Descriptions EquipmentBFG Nvidia nForce 680i LT SLI Motherboard BFG Nvidia nForce 680i LT SLI Motherboard Layout Chassis Backpanel Connectors Hardware Installation Safety InstructionsLift the load plate Installing the CPUPreparing the Motherboard Socket leverFour Dimms Install into slots 0, 1, 2, Installing the CPU FanInstalling Memory DIMMs Securing the Motherboard into the Chassis Installing the MotherboardInstalling the I/O Shield Connecting Cables and Setting Switches +5V Power Connections+3.3V 12V +12V +5V +3.3VPin ATX 12V Power PWR2 Connecting Internal Headers Front Panel HeaderNo Connect Pin Signal In/Out DescriptionIeee 1934a Connector Pins Signal EmptyThis motherboard contains four USB USB 2.0 Header Pins Connector SignalUSB Headers Universal Serial Bus Empty No ConnectFront Audio Connector Pin Signal Front Panel AudioFan Connections Serial ATA II Connectors FDD ConnectorIDE Connector Serial COMExpansion Slots PCI SlotsUse the following procedure to clear Cmos Clear Cmos JumperConfiguring the Bios Enter Bios Setup Main MenuPower Management Setup Advanced Bios FeaturesAdvanced Chipset Features PnP/PCI ConfigurationsSave & Exit Setup Load DefaultsSet Password System MonitorStandard Cmos Features Menu Standard Cmos Features MenuDate and Time IDE Channel and Sata ChannelManual NoneAuto LargeDrive a Halt OnMemory Advanced Bios Features Advanced Bios Features MenuRemovable Device Priority Hard Disk Boot PriorityNetwork Boot Priority CPU Internal CacheBoot Other Device Quick Power On Self TestFirst/Second/Third Boot Device Boot Up NumLock StatusMPS Version Control For OS Apic ModeSecurity Option Full Screen Logo ShowAdvanced Chipset Features System Clocks System Clocks MenuFrequency Settings HT Multiplier Spread SpectrumFSB & Memory Config FSB & Memory Config Menu SLI-Ready MemoryUnlinked FSB and Memory Clock ModeLinked FSB QDR, MHzMemory Timing Setting OptimalExpert CPU Configuration C1E Enhanced Halt State Execute Disable BitSystem Voltages Virtualization TechnologyMemory NForce SPPNvmem Memory Test Load Timing/Voltage SetHpet Function System Bios CacheableSave Timing/Voltage Set Nvidia GPU ExIntegrated Peripherals Menu Integrated Peripherals MenuIDE Function Setup RAID Config USB ConfigIEEE1394 controller MAC ConfigIDE HDD Block Mode HD AudioAcpi Suspend Type Power Management Setup MenuAcpi Function Keyboard Password Power On by AlarmPower on Function Soft-Off by PbntMouse Left Mouse Right Any Key PnP/PCI Configuration MenuHot Key Power On Resources Controlled By Reset Configuration DataInit Display First Maximum Payload Size IRQ ResourcesPCI/VGA Palette Snoop + and keys to go up and down the list of sizesSystem Monitor Menu System Monitor MenuDynamic Fan Control Press Enter to display the Dynamic Fan Control menuSoftware Installation Windows XP Drivers Install Motherboard DriversSoftware Installation Page Support Page V1.0
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