ASRock FM2A75 Pro4 manual RAS# Cycle Time tRC, Write Recovery Time tWR, Refresh Cyle Time tRFC

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RAS# Cycle Time (tRC)

Use this item to change RAS# Cycle Time (tRC) Auto/Manual setting. The default is [Auto].

Write Recovery Time (tWR)

Use this item to change Write Recovery Time (tWR) Auto/Manual setting. The default is [Auto].

Refresh Cyle Time (tRFC)

Use this item to change Refresh Cyle Time (tRFC) Auto/Manual setting. The default is [Auto].

RAS to RAS Delay (tRRD)

Use this item to change RAS to RAS Delay (tRRD) Auto/Manual setting. The default is [Auto].

Write to Read Delay (tWTR)

Use this item to change Write to Read Delay (tWTR) Auto/Manual setting. The default is [Auto].

Read to Precharge (tRTP)

Use this item to change Read to Precharge (tRTP) Auto/Manual setting. The default is [Auto].

Four Activate Window (tFAW)

Use this item to change Four Activate Window (tFAW) Auto/Manual setting. The default is [Auto].

Voltage Configuration

DRAM Voltage

Use this to select DRAM Voltage. The default value is [Auto].

APU PCIE Voltage VDDP

Use this to select APU PCIE Voltage VDDP. The default value is [Auto].

SB Voltage

Use this to select SB Voltage. The default value is [Auto].

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Contents FM2A75 Pro4 Copyright Notice DisclaimerContents Uefi Setup Utility Package Contents IntroductionSpecifications Rear Panel I/O ConnectorAudio USBHardware Bios FeatureSupport CD MonitorPage ASRock Instant Boot Unique FeaturesASRock Extreme Tuning Utility Axtu ASRock Instant FlashASRock XFast LAN ASRock APP ChargerASRock XFast USB ASRock XFast RAMASRock Internet Flash ASRock Crashless BiosASRock OMG Online Management Guard ASRock Uefi System BrowserASRock Easy RAID Installer ASRock Dehumidifier FunctionASRock Interactive Uefi Motherboard Layout ATXPWR1I/O Panel LAN Port LED IndicationsTable for Audio Output Connection Page Installation Pre-installation PrecautionsCPU Installation Installation of CPU Fan and HeatsinkInstallation of Memory Modules Dimm Dual Channel Memory ConfigurationsInstalling a Dimm Installing an expansion card Expansion Slots PCI and PCI Express SlotsPcie Slots Graphics Card Setup CrossFireXTM and Quad CrossFireXTM Operation GuideCrossFire Bridge Driver Installation and Setup For Windows 7 / VistaTM OSPage AMD Dual Graphics Operation Guide Enjoy the benefit of AMD Dual GraphicsWhat does an AMD Dual Graphics system include? AMD Vision Engine Control Center Multi Monitor and Surround Display Features Multi Monitor FeatureSurround Display Feature For Windows 7 / 7 64-bit / VistaTM / VistaTM 64-bit OSWhat is HDCP? Hdcp FunctionASRock Smart Remote Installation Guide Advanced Super IO Configuration CIR Controller EnabledCIR sensors in different angles Jumpers Setup DescriptionOnboard Headers and Connectors Serial ATA3 ConnectorsOptional wireless transmitting System Panel Header CPU Fan Connectors Supply to this connectorATX 12V Power Connector Please connect an ATX 12V power supply to this connectorSmart Switches 12 Dr. Debug Status Code DescriptionPage Page Page What is Hot Swap Function? Serial ATA3 SATA3 Hard Disks InstallationWhat is Hot Plug Function? Hot Plug and Hot Swap Functions for SATA3 HDDsSATA3 HDD Hot Plug Feature and Operation Guide Points of attention, before you process the Hot PlugHow to Hot Plug a SATA3 HDD How to Hot Unplug a SATA3 HDDDriver Installation Guide Set up UefiUse RAID Installation Guide to set RAID configuration Page Introduction Uefi Menu BarNavigation Keys + / Tab Enter Pgup Pgdn Home Navigation KeysMain Screen F10 F12OC Tweaker Screen Boost Frequency Multiplier Dram Timing Configuration Dram FrequencyMultiplier/Voltage Change CPU Frequency MultiplierCommand Rate CR Dram Timing Control Power Down EnableRAS# to CAS# Delay tRCD Bank InterleavingWrite to Read Delay tWTR Write Recovery Time tWRRAS to RAS Delay tRRD Voltage Configuration Dram VoltageAdvanced Screen Package C6 Mode CPU ConfigurationCore C6 Mode Cool ‘n’ QuietNorth Bridge Configuration South Bridge Configuration Storage Configuration Serial Port Address Super IO ConfigurationSerial Port Infrared PortAcpi Configuration USB Mouse Power On Acpi Hpet tableA75 USB 3.0 Controller USB ConfigurationUSB 2.0 Controller Legacy USB SupportNetwork Configuration Internet SettingUefi Download Server System Browser ToolSound Effect OMGOnline Management GuardWould you like to save current setting user defaults? Internet FlashHardware Health Event Monitoring Screen Dehumidifier CPU Fan Setting Dehumidifier DurationBoot Screen CSM parameters Launch Video OpROM policy Security Screen Secure Boot ControlSecure Boot Policy Internal FV Option ROMFixed Media Key ManagementSave Changes and Exit Load Uefi DefaultsExit Screen Discard Changes and ExitRunning The Support CD Install Operating SystemSupport CD Information Drivers MenuInstalling OS on a HDD Larger Than 2TB Installing OS on a HDD Larger Than 2TB in RAID Mode Drv4E CtrlB5 LangengChoose Usable Physical Drive List to select Raid HDD Page Windows VistaTM 64-bit Page Windows 7 64-bit
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FM2A75 Pro4 specifications

The ASRock FM2A75 Pro4 is a versatile motherboard designed for AMD's FM2 socket processors, making it a solid choice for both entry-level and mid-range desktop builds. With its feature-rich design, this motherboard caters to gamers, tech enthusiasts, and casual users alike.

One of the most notable features of the FM2A75 Pro4 is its support for AMD's A-Series APUs, with integrated Radeon graphics that offer a good balance between performance and efficiency. The motherboard supports dual graphics technology, enabling users to pair an APU with dedicated AMD graphics cards for enhanced gaming performance. This makes it an excellent option for budget-conscious gamers looking to enjoy the latest titles without investing heavily in a high-end graphics card.

The FM2A75 Pro4 is equipped with four DDR3 DIMM slots, supporting a maximum memory capacity of 64GB. It also supports a range of memory speeds, catering for both standard and high-performance memory modules. This flexibility ensures that users can achieve optimal system performance tailored to their needs.

In terms of connectivity, the FM2A75 Pro4 comes with SATA III ports, providing high-speed data transfer for storage devices. It also features USB 3.0 ports, enabling faster data exchange with compatible peripherals. The board is equipped with the A75 chipset, which supports RAID functionality, allowing users to configure their hard drives for redundancy or performance.

The onboard audio solution is powered by a Realtek ALC892 codec, delivering high-definition sound quality that enhances the overall multimedia experience. The inclusion of HDMI and DVI-D outputs ensures compatibility with a wide range of displays. The motherboard also features a robust power delivery system, with durable capacitors and a reliable layout designed to prolong component lifespan and improve stability under load.

For users focused on performance and aesthetics, the FM2A75 Pro4 boasts a sleek black and silver design complemented by a user-friendly BIOS interface. This allows for easy tweaking and optimization of system settings without requiring extensive technical knowledge.

In summary, the ASRock FM2A75 Pro4 motherboard offers a compelling package of features, including solid performance, ample connectivity options, and support for dual graphics configurations. Whether building a budget gaming rig or a capable home office system, this motherboard provides the essential technology to meet a variety of computing needs.