User manual NVIDIA GA-K8N-SLI

[. . . ] GA-K8N Ultra-SLI / GA-K8N Pro-SLI / GA-K8N-SLI AMD Socket 939 Processor Motherboard User's Manual Rev. 1004 12ME-K8NUSLI-1004 Motherboard GA-K8N Ultra-SLI Motherboard GA-K8N Ultra-SLI Jan. 12, 2005 Motherboard GA-K8N Pro-SLI Motherboard GA-K8N Pro-SLI Feb. 25, 2005 Motherboard GA-K8N-SLI Motherboard GA-K8N-SLI Aug. [. . . ] For power end-user use only. HT Frequency ratio Set HT Frequency ratio to 1x, 1. 5x, 2x, 2. 5x, 3x, 4x, or 5x. (Default: Auto) CPU Frequency 200 ~ 456 Set CPU frequency from 200Mhz to 456Mhz. K8 CPU Clock Ratio This setup option will automatically assign by CPU detection. The option will display "Locked" and read only or will not show up if the CPU ratio is not changeable. - 49 BIOS Setup English Current DDR Speed Displays the current DDR speed. DDR clock/Timing Mode Auto Manual Set DDR Clock and Timing Mode automatically. (Default value) Set DDR Clock and Timing Mode manually. CPU/DDR clock Ratio Set the CPU/DDR clock ratio. Options include 2/1, 2/1. 33, 2/1. 5, 2/1. 66, 2/1. 83, 2/2. DDR Speed This item changes according to the value set in CPU/DDR clock Ratio. DDR Timing Auto Manual BIOS will automatically set up the DDR Timing by DRAM SPD data. Set CAS Latency to1. 5/2/2. 5/3 (Default value:2. 5) BIOS will automatically detect the minimum RAS Active Time. Set the minimum RAS Active Time to 5T~15T (Default value:6T) Set DRAM RAS to CAS Delay to 2T/3T/4T/5T/6T/7T. (Default value:3T) BIOS will automatically detect the Row Precharge Time. (Default value:3T) BIOS will automatically detect the Row to Row delay. (Default value:9T) Set Row Refresh Cycle Time to 9T~24T(Default value:10T) BIOS will automatically detect the Read-to-Write Time. (Default value) Set Write-to-Read Delay to 2 bus clock. CAS# latency (Tcl) 1. 5/2/2. 5/3 Auto 5T~15T Min RAS# active time (Tras) RAS# to CAS# delay (Trcd) 2T/3T/4T/5T/6T/7T Row Precharge Time (Trp) Auto 2T/3T/4T/5T/6T/7T Row to Row delay (Trrd) Auto 2T/3T/4T Row cycle time (Trc) 7T~22T Row refresh cyc time (Trfc) 9T~24T Read-to-Write time (Trwt) Auto 1T/2T/3T/4T/5T Write Recovery Time (Twr) 2 bus clock 3 bus clock Write-to-Read Delay (Twtr) 1 bus clock 2 bus clock K8 nForce4 SLI Series Motherboard - 50 - Refresh Rate (Tref) Set the Refresh Rate. English Read Preamble value 2~9. 5ns Set the Read Preamble value. (Default value: 7ns) Set the Async Latency value (Default value: 7ns) Disable CPU Spread Spectrum. (Default value) Set PCI-E clock from 100Mhz to 150Mhz. Async Latency value 2~9ns CPU Spread Spectrum Disabled Center Spread PCIE Clock 100Mhz ~ 150Mhz Robust Graphics Booster Select the options can enhance the VGA graphics card bandwidth to get higher performance. Turbo Set Robust Graphics Booster to Turbo. CPU Voltage Control Supports adjustable CPU Vcore from 0. 800V to 1. 750V. (Default value: Normal) Normal CPU Vcore Display your CPU Vcore voltage. Chipset core PCI-E voltage Normal +0. 1v +0. 2v +0. 3v Set Chipset core PCI-E voltage as Chipset core PCI-E required. Increase DDR voltage +0. 2V. HT-Link voltage control Normal +0. 1v +0. 2v +0. 3v DDR voltage control Normal +0. 1v +0. 2v - 51 - BIOS Setup English 2-8 Top Performance CMOS Setup Utility-Copyright (C) 1984-2005 Award Software Standard CMOS Features Advanced BIOS Features Integrated Peripherals Power Management SetupTop Performance PnP/PCI Configurations Disabled. . . . . . . . . . . . . . . . . . . . . . . . . [ ] PC Health Status Enabled. . . . . . . . . . . . . . . . . . . . . . . . . . [ ] MB Intelligent Tweaker(M. I. T. ) Esc: Quit F8: Dual BIOS12/Q-Flash Top Performance Load Optimized Defaults Set Supervisor Password Set User Password Save & Exit Setup Exit Without Saving : Select Item F10: Save & Exit Setup : Move ENTER: Accept ESC: AbortLoad Fail-Safe Defaults If you wish to maximize the performance of your system, enable "Top Performance. " Disabled Disable this function. Different system configuration (both H/W component and OS) will effect the result. For example, the same H/W configuration might not run properly with Windows XP, but works smoothly with Windows NT. Therefore, if your system is not perform enough, the reliability or stability problem will appear sometimes, and we will recommend you disabling the option to avoid the problem as mentioned above. 2-9 Load Optimized Defaults CMOS Setup Utility-Copyright (C) 1984-2005 Award Software Standard CMOS Features Advanced BIOS Features Integrated Peripherals Power Management Setup PnP/PCI Configurations PC Health Status MB Intelligent Tweaker(M. I. T. ) ESC: Quit F8: Dual BIOS12/Q-Flash Top Performance Load Optimized Defaults Set Supervisor Password Set User Password Load Optimized Defaults (Y/N)?N Save & Exit Setup Exit Without Saving : Select Item F10: Save & Exit Setup Load Optimized Defaults Selecting this field loads the factory defaults for BIOS and Chipset Features which the system automatically detects. Only for GA-K8N Ultra-SLI. - 52 - 2-10 Set Supervisor/User Password CMOS Setup Utility-Copyright (C) 1984-2005 Award Software Standard CMOS Features Advanced BIOS Features Integrated Peripherals Power Management Setup Enter Password: PnP/PCI Configurations PC Health Status MB Intelligent Tweaker(M. I. T. ) ESC: Quit F8: Dual BIOS12/Q-Flash Top Performance Load Optimized Defaults Set Supervisor Password Set User Password Save & Exit Setup Exit Without Saving : Select Item F10: Save & Exit Setup Change/Set/Disable Password English When you select this function, the following message will appear at the center of the screen to assist you in creating a password. [. . . ] Support : http://tw. giga-byte. com/TechSupport/ServiceCenter. htm Non-Tech. Support(Sales/Marketing) : http://ggts. gigabyte. com. tw/nontech. asp WEB address : http://www. gigabyte. de Japan NIPPON GIGA-BYTE CORPORATION WEB address : http://www. gigabyte. co. jp Singapore GIGA-BYTE SINGAPORE PTE. Support : http://tw. giga-byte. com/TechSupport/ServiceCenter. htm Non-Tech. Support(Sales/Marketing) : http://ggts. gigabyte. com. tw/nontech. asp WEB address: http://www. gigabyte. com. sg U. K. [. . . ]