ASRock Z87 Extreme4 Dram Configuration Dram Tweaker, CAS# Latency tCL, RAS# to CAS# Delay tRCD

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Z87 Extreme4

DRAM Configuration

DRAM Tweaker

Fine tune the DRAM settings by leaving marks in checkboxes. Click OK to confirm and apply your new settings.

CAS# Latency (tCL)

The time between sending a column address to the memory and the beginning of the data in response.

RAS# to CAS# Delay (tRCD)

The number of clock cycles required between the opening of a row of memory and accessing columns within it.

Row Precharge Time (tRP)

The number of clock cycles required between the issuing of the precharge command and opening the next row.

RAS# Active Time (tRAS)

 

English

The number of clock cycles required between a bank active command and issuing the

 

precharge command.

 

 

 

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Contents Page Disclaimer Copyright NoticeDTS, Inc., All Rights Reserved Contents Software and Utilities Operation Page Introduction Package ContentsPlatform SpecificationsGraphics LAN Bios Certifica Unique Features ASRock Easy RAID Installer ASRock Crashless BiosASRock XFast RAM ASRock OMG Online Management GuardASRock Fast Boot ASRock Easy Driver InstallerASRock Interactive Uefi ASRock Restart to UefiASRock Distortion-Free Slot ASRock FAN-Tastic TuningZ87 Extreme4 Motherboard LayoutNo. Description I/O Panel Activity / Link LED Status Description Installation Installing the CPU Z87 Extreme4 English Installing the CPU Fan and Heatsink Dual Channel Memory Configuration Installing Memory Modules DimmEnglish Expansion Slots PCI and PCI Express Slots PCIe Slot ConfigurationsCLRCMOS1 Jumpers SetupBIOSSEL1 Pwrbtn Power Switch Onboard Headers and ConnectorsPower LED Header Please connect the chassis Pin PLED1 English ATX Power Connector Pin ATXPWR1 See p.11, No Rstbtn Smart SwitchesCode Description Dr. DebugProblem related to USB devices. Please try removing all Using the HDMI-In Port Connection Diagram Step Slitm and Quad Slitm Operation Guide Installing Two SLITM-Ready Graphics CardsASRock SLIBridge2S Card For Slitm and Quad Slitm mode Driver Installation and SetupCrossFire Bridge Installing Two CrossFireXTM-Ready Graphics CardsInstalling Three CrossFireXTM-Ready Graphics Cards Double-click the AMD Catalyst Control Running The Support CD Installing DriversDrivers Menu Utilities MenuInstalling A-Tuning TuningUsing A-Tuning Operation ModeXFast RAM ToolsSystem Info OC TweakerTech Service System Requirements Intel Rapid Start TechnologyConfiguring Rapid Start Setup GuideDouble-click the Intel Rapid Start Technology Manager icon Using Rapid Start English Intel Smart Connect Technology Installing ASRock Smart Connect Utility Click Apply to enable Smart Connect Using Smart Connect English Configuring and Using MeshCentral Intel Remote Wake TechnologyCreating a Mesh Downloading and Installing Mesh Agent Click Install / Update Click on Power Actions Waking up a PC using mobile device Configuring and Using Splashtop Setup GuideUsing Remote Wakeup Using Remote Control Accessing Data Playing Video UI Overview Intel Extreme Tuning Utility IxtuSystem Information Manual TuningStress Test BenchmarkingConfiguring Start8 Installing Start8Start8 StyleControl ConfigureAbout DesktopUefi Menu Bar IntroductionEND Navigation KeysMain Screen Active Page on EntryUefi Guide Load Optimized GPU OC Setting Load Optimized CPU OC SettingOC Tweaker Screen Advanced TurboLong Duration Power Limit CPU Configuration CPU RatioCPU Cache Ratio BCLK/PCIE FrequencyGT Voltage Mode Short Duration Power LimitDram Timing Configuration Dram Reference Clock Primary Plane Current LimitRAS# to CAS# Delay tRCD Dram Configuration Dram TweakerCAS# Latency tCL Row Precharge Time tRPWrite Recovery Time tWR Command Rate CRRAS to RAS Delay tRRD Write to Read Delay tWTRTRDRDDD TRDRDDRTWRRD TWRRDDRMRC Fast Boot Command Tri StateFivr Configuration Fivr Switch Frequency Signature Fivr Switch Frequency OffsetCPU Integrated VR Efficiency Mode CPU Integrated VR FaultsCPU Override Voltage CPU Voltage OffsetDram Voltage Vcore External OffsetPCH 1.05V Voltage PCH 1.5V VoltageAdvanced Screen CPU Configuration No-Execute Memory Protection CPU Thermal ThrottlingIntel Virtualization Technology Hardware PrefetcherChipset Configuration Igpu Multi-Monitor Restore on AC/Power LossRender Standby Onboard HD AudioSata Mode Selection Storage ConfigurationSata Aggressive Link Power Management Sata ControllersSata Boot ROM ASMedia SATA3 ModeIntel Rapid Start Technology Intel Smart Connect Technology Serial Port Super IO ConfigurationSerial Port Address Infrared PortAcpi Configuration RTC Alarm Power On Ring-In Power OnUSB Keyboard/Remote Power On USB Mouse Power OnUSB Controller USB ConfigurationUSB 3.0 Controller Legacy USB SupportTools Network Configuration Secure Backup UefiInternet Setting Instant FlashSave User Default Dehumidifier CPU Fan SettingLoad User Default Dehumidifier FunctionHardware Health Event Monitoring Screen Fast Boot Boot ScreenBoot From Onboard LAN Setup Prompt TimeoutBoot Failure Guard Count Boot Failure GuardFull Screen Logo AddOn ROM DisplayLaunch PXE OpROM Policy Launch Storage OpROM PolicyLaunch Video OpROM Policy User Password Supervisor PasswordSecure Boot Security ScreenExit Screen Contact Information
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