User manual GIGABYTE GA-A55-S3P

[. . . ] 1001 12ME-A55S3P-1001R Motherboard GA-A55-S3P Motherboard GA-A55-S3P Jul. 1, 2011 Copyright © 2011 GIGA-BYTE TECHNOLOGY CO. , LTD. The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer Information in this manual is protected by copyright laws and is the property of GIGABYTE. Changes to the specifications and features in this manual may be made by GIGABYTE without prior notice. [. . . ] This option is configurable only when CPU Host Clock Control is set to Manual. Important It is highly recommended that the CPU frequency be set in accordance with the CPU specifications. Enables or disables PCIe Spread Spectrum. (Default: Disabled) CPU Host Clock Control CPUFrequency(MHz) PCIe Spread Spectrum Set Memory Clock Memory Clock Determines whether to manually set the memory clock. Auto lets BIOS automatically set the memory clock as required. Manual allows the memory clock control item below to be configurable. (Default: Auto) This option is configurable only when Set Memory Clock is set to Manual. X9. 33 Sets Memory Clock to X9. 33. (Note) This item is present only when you install a CPU that supports this feature. - 25 - DRAMConfiguration CMOS Setup Utility-Copyright (C) 1984-2011 Award Software DRAM Configuration [Auto] Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto Auto [Enabled] SPD -9T 9T 9T 24T 5T 110ns -10T 5T 33T 4T -Auto -9T 9T 9T 24T 5T 110ns -6T 4T 20T 4T -Item Help Menu Level x x x x x x x x x x x x x DDR3 Timing Items 1T/2T Command Timing CAS# latency RAS to CAS R/W Delay Row Precharge Time Minimum RAS Active Time TwTr Command Delay Trfc0 for DIMM2 Trfc1 for DIMM1 Write Recovery Time Precharge Time Row Cycle Time RAS to RAS Delay Four Bank Activate Windows Bank Interleaving Enter: Select : Move F5: Previous Values +/-/PU/PD: Value F6: Fail-Safe Defaults F10: Save ESC: Exit F1: General Help F7: Optimized Defaults DDR3 Timing Items 1T/2T Command Timing CAS# latency Manual allows all DDR3 Timing items below to be configurable. Options are: Auto (default), 90ns, 110ns, 160ns, 300ns, 350ns. Options are: Auto (default), 90ns, 110ns, 160ns, 300ns, 350ns. Options are: Auto (default), 5T~8T, 10T, 12T, 14T, 16T. - 26 - RAS to CAS R/W Delay Row Precharge Time Minimum RAS Active Time TwTr Command Delay Trfc0 for DIMM2 Trfc1 for DIMM2 Write Recovery Time Precharge Time Row Cycle Time RAS to RAS Delay FourBankActivateWindow Bank Interleaving Enables or disables memory bank interleaving. Enabled allows the system to simultaneously access different banks of the memory to increase memory performance and stability. (Default: Enabled) ********SystemVoltageOptimized******** System Voltage Control CPU PLL Voltage Control Determines whether to manually set the system voltages. Auto lets the BIOS automatically set the system voltages as required. Manual allows all voltage control items below to be configurable. (Default: Auto) Allows you to set the CPU PLL voltage. Normal Supplies the CPU PLL voltage as required. (Default) 2. 100V ~ 2. 900V The adjustable range is from 2. 100V to 2. 900V. Note: Increasing CPU voltage may result in damage to your CPU or reduce the useful life of the CPU. Normal Supplies the memory voltage as required. [. . . ] Press the <SPACE> key or <Y>to change the Assignment option to Y. This action adds the drive to the disk array. The Drv section will show the number of disks assigned. - 38 - 5. Press <Ctrl>+<Y> keys to save the information. [. . . ]