MotherboardZ87-WS
xZ87-WS specications summaryCPU LGA1150 socket for the 4th Generation Intel® Core™ i7/Intel® Core™i5/ Intel® Core™ i3, Pentium® and Celeron® processo
3-26Chapter 3: BIOS setupChapter 3Limit CPUID Maximum [Disabled][Enabled] Allows legacy operating systems to boot even without support for CPUs with
ASUS Z87-WS3-27Chapter 3Turbo Mode [Enabled]Allows you to set the processor cores to run faster than the base frequency when operating below power, cu
3-28Chapter 3: BIOS setupChapter 33.6.2 PCH CongurationPCI Express CongurationAllows you to congure the PCI Express slots. DMI Link ASPM Control [
ASUS Z87-WS3-29Chapter 3Active Memory Threshold [0]Key in the value for the additional partition size for Rapid Start Technology to work.Ensure that t
3-30Chapter 3: BIOS setupChapter 3SATA Mode Selection [AHCI]Allows you to set the SATA conguration.[Disabled] Disables the SATA function.[IDE] Set
ASUS Z87-WS3-31Chapter 3VT-d [Disabled]Allows you to enable virtualization technology function on memory control hub.[Enabled] Enables the function.[
3-32Chapter 3: BIOS setupChapter 3iGPU Multi-Monitor [Disabled]Allows you to enable the iGPU Multi-Monitor. The iGPU shared system memory size will be
ASUS Z87-WS3-33Chapter 33.6.5 USB CongurationThe items in this menu allow you to change the USB-related features.The USB Devices item shows the auto
3-34Chapter 3: BIOS setupChapter 33.6.6 Platform Misc CongurationThe items in this menu allow you to congure the platform-related features.PCI Expr
ASUS Z87-WS3-35Chapter 33.6.7 Onboard Devices CongurationScroll down to view the other BIOS items.HD Audio Controller [Enabled][Enabled] Enables th
xiStorageIntel® Z87 Express Chipset with RAID 0, 1, 5, 10- 6 x SATA 6.0 Gb/s ports (yellow)- Supports Intel® Dynamic Storage Accelerator, Intel® Sma
3-36Chapter 3: BIOS setupChapter 3VIA 1394 Controller [Enabled][Enabled] Enables the VIA 1394 controller.[Disabled] Disables the VIA 1394 controller
ASUS Z87-WS3-37Chapter 3ErP Ready [Disabled]Allows you to switch off some power at S4+S5 or S5 to get the system ready for ErP requirement. When set t
3-38Chapter 3: BIOS setupChapter 33.6.9 Network StackNetwork Stack [Disable]This item allows user to disable or enable the UEFI network stack.Congur
ASUS Z87-WS3-39Chapter 33.7 Monitor menuThe Monitor menu displays the system temperature/power status, and allows you to change the fan settings.Scro
3-40Chapter 3: BIOS setupChapter 3CPU Q-Fan Control [Auto]Allows you to set the CPU Q-Fan operating mode.[Advance Mode] Enables the CPU Q-Fan control
ASUS Z87-WS3-41Chapter 3Chassis Fan Speed Low Limit 1/4 [600 RPM]This item appears only when you enable the Chassis Q-Fan Control feature and allows y
3-42Chapter 3: BIOS setupChapter 3Boot CongurationFast Boot [Enabled][Disabled] Allows your system to go back to its normal boot speed.[Enabled] Al
ASUS Z87-WS3-43Chapter 3Network Stack Driver Support [Disabled][Disabled] Select to skip the network stack driver from loading during POST.[Enabled] S
3-44Chapter 3: BIOS setupChapter 3Boot Logo Display [Auto][Auto] Automatically adjusts Boot Logo for Windows® requirements.[Full Screen] Maximizes t
ASUS Z87-WS3-45Chapter 3CSM (Compatibility Support Module)Allows you to congure the CSM (Compatibility Support Module) items to fully support the var
xiiASUS unique featuresASUS Dual Intelligent Processors 4 with 4-Way Optimization- 4-Way Optimization tuning key perfectly consolidates ASUS-exclusiv
3-46Chapter 3: BIOS setupChapter 3Key ManagementThis item appears only when you set OS Type to [Windows UEFI Mode]. It allows you to manage the Secure
ASUS Z87-WS3-47Chapter 3DB ManagementThe db (Authorized Signature database) lists the signers or images of UEFI applications, operating system loaders
3-48Chapter 3: BIOS setupChapter 33.9 Tools menuThe Tools menu items allow you to congure options for special functions. Select an item then press &
ASUS Z87-WS3-49Chapter 3Save to ProleAllows you to save the current BIOS settings to the BIOS Flash, and create a prole. Key in a prole number from
3-50Chapter 3: BIOS setupChapter 33.10 Exit menuThe Exit menu items allow you to load the optimal default values for the BIOS items, and save or disc
ASUS Z87-WS3-51Chapter 33.11 Updating BIOSThe ASUS website publishes the latest BIOS versions to provide enhancements on system stability, compatibil
3-52Chapter 3: BIOS setupChapter 33.11.2 ASUS EZ Flash 2ASUS EZ Flash 2 allows you to update the BIOS without having to use a bootable oppy disk or
ASUS Z87-WS3-53Chapter 3• This function can support devices such as a USB ash disk formatted using FAT 32/16 on a single partition only.• DO NOT s
3-54Chapter 3: BIOS setupChapter 33.11.4 ASUS BIOS UpdaterThe ASUS BIOS Updater allows you to update the BIOS in DOS environment. This utility also a
ASUS Z87-WS3-55Chapter 33. When the Make Disk menu appears, select the FreeDOS command prompt item by pressing the item number.4. At the FreeDOS pr
xiiiRear Panel I/O Ports 4 x USB 3.0/2.0 ports (blue)4 x USB 2.0/1.0 ports (1 supports USB BIOS Flashback)1 x PS/2 Keyboard/mouse port1 x HDMI port1 x
3-56Chapter 3: BIOS setupChapter 34. Select Yes and press <Enter>. When BIOS update is done, press <ESC> to exit BIOS Updater. Restart yo
ASUS Z87-WS4-1Chapter 44.2 Support DVD informationThe contents of the support DVD are subject to change at any time without notice. Visit the ASUS we
4-2Chapter 4: Software supportChapter 44.2.2 Obtaining the software manualsThe software manuals are included in the support DVD. Follow the instructi
ASUS Z87-WS4-3Chapter 44.3 Software informationMost of the applications in the support DVD have setup wizards that will conveniently guide you throug
4-4Chapter 4: Software supportChapter 4AI Suite 3 main menu bar• The screenshots of AI Suite 3 in this user manual are for reference only. The actual
ASUS Z87-WS4-5Chapter 44.3.2 Dual Intelligent Processors 4Dual Intelligent Processors 4 comes with these ve utilities in one interface: 4-Way Optimi
4-6Chapter 4: Software supportChapter 4Using TPUCPU FrequencyTick to enable Group TuningClick or to adjust the Base Clock Frequency, CPU Ratio, an
ASUS Z87-WS4-7Chapter 4VoltageDrag the slider to adjust DRAM, CPU Analog I/O, PCH, and CPU Input voltagesDrag the slider to adjust CPU System Agent, C
4-8Chapter 4: Software supportChapter 44.3.3 EPUEPU is an enery management utility that allows you to adjust the CPU, GPU, and Fan Control settings t
ASUS Z87-WS4-9Chapter 4• When you enable Congured Max CPU Power for advanced energy saving, the CPU frequency may display 800 MHz in the Windows® OS
xivManageability WfM 2.0, DMI 2.7, WOL by PME, PXESupport DVD contents DriversASUS UtilitiesASUS UpdateAnti-virus software (OEM version)Accessories 10
4-10Chapter 4: Software supportChapter 44.3.4 DIGI+ Power ControlASUS DIGI+ Power Contol allows you to adjust VRM voltage and frequency modulation to
ASUS Z87-WS4-11Chapter 41DRAM Current CapabilityA higher value brings a wider total power range and extends the overclocking frequency range simultane
4-12Chapter 4: Software supportChapter 44.3.5 Fan Xpert 2Fan Xpert 2 automatically detects and tweaks the fan speeds, and provides you with optimized
ASUS Z87-WS4-13Chapter 4Customizing the fan settingsSmart ModeSmart Mode allows you to customize the fans’ rotation speeds and responsiveness based on
4-14Chapter 4: Software supportChapter 4RPM ModeRPM Mode allows you to set the fan speed when the CPU temperature is below 75oC.• When the CPU temper
ASUS Z87-WS4-15Chapter 44.3.6 USB 3.0 BoostUSB 3.0 Boost technology supports UASP (USB Attached SCSI Protocol) which automatically speeds up the tran
4-16Chapter 4: Software supportChapter 44.3.7 Network iControlNetwork iControl is a one-stop setup network control center that allows you to manage y
ASUS Z87-WS4-17Chapter 4Click to add selected application for network priorityClick to save the prole settings or rename the proleClick to select a
4-18Chapter 4: Software supportChapter 44.3.8 USB BIOS FlashbackUSB BIOS Flashback allows you to check and save the latest BIOS version to a USB stor
ASUS Z87-WS4-19Chapter 44.3.9 Ai Charger+This utility allows you to fast-charge your portable BC 1.1* mobile devices on your computer’s USB port thre
xvUser ManualASUS Z87-WS motherboard User manual Support DVD10 x Serial ATA 6.0 Gb/s cables COM port bracket2 USB ports + 1394a cable with 1394 bracke
4-20Chapter 4: Software supportChapter 44.3.10 EZ UpdateEZ Update is a utility that allows you to automatically update your motherboard’s software, d
ASUS Z87-WS4-21Chapter 44.3.11 USB Charger+USB Charger+ allows you to quick-charge your portable USB devices even if your computer is off, in sleep m
4-22Chapter 4: Software supportChapter 44.3.12 System InformationThis utility allows you get detailed information of the motherboard, CPU, and memory
ASUS Z87-WS4-23Chapter 4Viewing the SPD informationFrom the System Information screen, click SPD tab to view the memory’s information.
4-24Chapter 4: Software supportChapter 44.3.13 ASUS SSD Caching IIASUS SSD Caching II uses installed SSDs for multi-caching of frequently accessed da
ASUS Z87-WS4-25Chapter 4• During initialization, you can proceed with using your computer. You can check the caching status later or wait for a pop-u
4-26Chapter 4: Software supportChapter 44.3.14 Audio congurationsThe Realtek® audio CODEC provides 8-channel audio capability to deliver the ultimat
ASUS Z87-WS4-27Chapter 44.3.15 ASUS Dr. Power UtilityASUS Dr. Power is a monitoring utility that provides notications when the power supply is unabl
4-28Chapter 4: Software supportChapter 4When ASUS Dr. Power detects that your system is running low on power, an event notication pops up to indicate
ASUS Z87-WS5-1Chapter 5RAID support55.1 RAID congurationsThis motherboard supports Intel® Rapid Storage Technology with RAID 0, RAID 1, RAID 10 and
xviInstallation tools and components1 bag of screws Philips (cross) screwdriverPC chassis Power supply unitIntel® LGA1150 CPU Intel® LGA1150 compatibl
5-2Chapter 5: RAID congurationsChapter 55.1.2 Installing Serial ATA hard disksThis motherboard supports Serial ATA hard disk drives. For optimal per
ASUS Z87-WS5-3Chapter 55.1.4 Intel® Rapid Storage Technology Option ROM utilityTo enter the Intel® Rapid Storage Technology Option ROM utility:1. Tu
5-4Chapter 5: RAID congurationsChapter 5Creating a RAID setTo create a RAID set:1. From the utility main menu, select 1. Create RAID Volume and pres
ASUS Z87-WS5-5Chapter 55. Use the up/down arrow keys to select a drive, and then press <Space>. A small triangle marks the selected drive. Pres
5-6Chapter 5: RAID congurationsChapter 5Deleting a RAID setBe cautious when deleting a RAID set. You will lose all data on the hard disk drives when
ASUS Z87-WS5-7Chapter 5Exiting the Intel® Rapid Storage Technology Option ROM utilityTo exit the utility:1. From the utility main menu, select 5. Exi
5-8Chapter 5: RAID congurationsChapter 55.2.2 Creating a RAID driver disk in Windows®To create a RAID driver disk in Windows®:1. Start Windows®.2.
ASUS Z87-WS6-1Chapter 56Chapter 6: Multiple GPU support6.1 ATI® CrossFireX™ technologyThis motherboard supports ATI® CrossFireX™ technology, which a
6-2Chapter 6: Multiple GPU technology supportChapter 56.1.3 Installing two CrossFireX™ graphics cardsThe following pictures are for reference only. T
ASUS Z87-WS6-3Chapter 55. Connect two independent auxiliary power sources from the power supply to the two graphics cards separately.6. Connect a V
ASUS Z87-WS1-1Chapter 1Product introduction11.1 Special features1.1.1 Product highlightsLGA1150 socket for 4th generation Intel® Core™ i7 / Intel® C
6-4Chapter 6: Multiple GPU technology supportChapter 56.1.5 Installing four CrossFireX™ graphics cards1. Prepare four CrossFireX-ready graphics card
ASUS Z87-WS6-5Chapter 56.1.6 Installing the device driversRefer to the documentation that came with your graphics card package to install the device
6-6Chapter 6: Multiple GPU technology supportChapter 51Enabling Dual CrossFireX technology1. In the Catalyst Control Center window, click Performance
ASUS Z87-WS6-7Chapter 56.2 NVIDIA® SLI™ technologyThis motherboard supports the NVIDIA® SLI™ (Scalable Link Interface) technology, which allows you t
6-8Chapter 6: Multiple GPU technology supportChapter 56.2.2 Installing two SLI-ready graphics cardsThe following pictures are for reference only. The
ASUS Z87-WS6-9Chapter 56.2.3 Installing three SLI-ready graphics cards3-Way SLI bridge1. Prepare three SLI-ready graphics cards.2. Insert the thre
6-10Chapter 6: Multiple GPU technology supportChapter 56.2.4 Installing four SLI-ready graphics cards1. Prepare four SLI-ready graphics cards.2. I
ASUS Z87-WS6-11Chapter 5B1. If you cannot see the NVIDIA Control Panel item in step (A), select Screen Resolution.B2. From the Screen Resolution win
6-12Chapter 6: Multiple GPU technology supportChapter 5B3. The NVIDIA Control Panel window appears.Enabling SLI settingsFrom the NVIDIA Control Panel
ASUS Z87-WS6-13Chapter 56.3 NVIDIA® CUDA™ technologyThis motherboard supports the NVIDIA® CUDA™ technology and up to 4 NVIDIA® Tesla™ computing proce
1-2Chapter 1: Product introductionChapter 1Intel® Smart Response TechnologyIntel® Smart Response Technology, an important part of Green ASUS eco-frien
6-14Chapter 6: Multiple GPU technology supportChapter 54. Refer to the documentation that came with your graphics card package to install the device
ASUS Z87-WSA-1AppendicesAppendicesNoticesFederal Communications Commission StatementThis device complies with Part 15 of the FCC Rules. Operation is s
A-2AppendicesAppendicesIC: Canadian Compliance StatementComplies with the Canadian ICES-003 Class B specications. This device complies with RSS 210 o
ASUS Z87-WSA-3AppendicesREACHComplying with the REACH (Registration, Evaluation, Authorisation, and Restriction of Chemicals) regulatory framework, we
A-4AppendicesAppendicesBluetooth Industry Canada StatementThis Class B device meets all requirements of the Canadian interference-causing equipment re
ASUS Z87-WSA-5AppendicesASUS contact informationASUSTeK COMPUTER INC.Address 15 Li-Te Road, Peitou, Taipei, Taiwan 11259Telephone +886-2-2894-3
A-6AppendicesAppendicesDECLARATION OF CONFORMITYPer FCC Part 2 Section 2. 1077(a) Responsible Party Name: Asus Computer International Address: 8
ASUS Z87-WS1-3Chapter 11.1.2 ASUS Workstation Exclusive FeaturesBest performance for PCI Express 3.0 4-Way CrossFireX™ and SLI™Native third generatio
iiE8226First EditionMay 2013Copyright© 2013 ASUSTeK COMPUTER INC. All Rights Reserved.No part of this manual, including the products and software desc
1-4Chapter 1: Product introductionChapter 11.1.3 Dual Intelligent Processors 4 with 4-Way OptimizationASUS Dual Intelligent Processors 4 brings syste
ASUS Z87-WS1-5Chapter 11.1.4 ASUS Exclusive FeaturesUSB 3.0 BoostASUS USB 3.0 Boost, which supports USB 3.0 standard UASP (USB Attached SCSI Protocol
1-6Chapter 1: Product introductionChapter 11.1.5 ASUS Quiet Thermal SolutionASUS Fanless Design - Heat-sink solutionThe stylish heatsink features a 0
ASUS Z87-WS1-7Chapter 11.1.7 Other special featuresDTS ConnectTo get the most out of your audio entertainment across all formats and quality levels,
1-8Chapter 1: Product introductionChapter 1• Unplug the power cord from the wall socket before touching any component.• Before handling components,
ASUS Z87-WS1-9Chapter 1Refer to 1.2.6 Internal connectors and 2.3.1 Rear I/O connection for more information about rear panel connectors and internal
1-10Chapter 1: Product introductionChapter 1Layout contentsConnectors/Jumpers/Slots Page1. ATX power connectors (24-pin EATXPWR; 8-pin EATX12V1, 8-pi
ASUS Z87-WS1-11Chapter 11.2.3 Central Processing Unit (CPU)The motherboard comes with a surface mount LGA1150 socket designed for the 4th Generation
1-12Chapter 1: Product introductionChapter 1Recommended memory congurations1.2.4 System memoryThe motherboard comes with four Double Data Rate 3 (DD
ASUS Z87-WS1-13Chapter 1• You may install varying memory sizes in Channel A and Channel B. The system maps the total size of the lower-sized channel
iiiContentsSafety information ... viiAbout this guid
1-14Chapter 1: Product introductionChapter 1Visit the ASUS website for the latest QVL.Z87-WS Motherboard Qualied Vendors List (QVL)
ASUS Z87-WS1-15Chapter 11.2.5 Expansion slotsUnplug the power cord before adding or removing expansion cards. Failure to do so may cause you physical
1-16Chapter 1: Product introductionChapter 1• We recommend that you provide sufcient power when running CrossFireX™ or SLI™ mode. • Connect a chass
ASUS Z87-WS1-17Chapter 11.2.6 Onboard buttons and switchesOnboard switches and buttons allow you to ne-tune performance when working on a bare or op
1-18Chapter 1: Product introductionChapter 13. MemOK! buttonInstalling DIMMs that are not compatible with the motherboard may cause system boot failu
ASUS Z87-WS1-19Chapter 1Ensure to save your data before using the DirectKey button.4. DirectKey buttonThis feature allows your system to go to the BI
1-20Chapter 1: Product introductionChapter 15. TPU switchWith its two-level adjustment functions, the TPU allows you to automatically adjust the CPU
ASUS Z87-WS1-21Chapter 16. EPU switchEnable this switch to automatically detect the current PC loading and intelligently moderate power consumption.E
1-22Chapter 1: Product introductionChapter 18. Reset buttonPress the reset button to reboot the system.Auto-detectmSATA or SATA port 6ForcemSATAfunct
ASUS Z87-WS1-23Chapter 11.2.7 Onboard LEDs1. POST State LEDsThe POST State LEDs provide the status of these key components during POST (Power-On-Sel
iv2.2 BIOS update utility ... 2-112.3 Motherboard rear and audio con
1-24Chapter 1: Product introductionChapter 13. EPU LEDThe EPU LED lights up when the EPU switch is enabled.4. Q-Code LEDThe Q-Code LED provides you
ASUS Z87-WS1-25Chapter 1Q-Code tableCode Description00 Not used01 Power on. Reset type detection (soft/hard).02 AP initialization before microcode loa
1-26Chapter 1: Product introductionChapter 1Code Description5A Internal CPU error5B Reset PPI is not available5C – 5F Reserved for future AMI error c
ASUS Z87-WS1-27Chapter 1Code Description70 PCH DXE initialization is started71 PCH DXE SMM initialization is started72 PCH devices initialization73 –
1-28Chapter 1: Product introductionChapter 1Code DescriptionA9 Start of SetupAA Reserved for ASL (see ASL Status Codes section below)AB Setup Input Wa
ASUS Z87-WS1-29Chapter 1ACPI/ASL CheckpointsCode Description01 System is entering S1 sleep state02 System is entering S2 sleep state03 System is enter
1-30Chapter 1: Product introductionChapter 16. PGLED3 LEDThe ASUS Dr. Power LED near the ASUS Dr. Power switch lights up when the ASUS Dr. Power swit
ASUS Z87-WS1-31Chapter 11.2.8 Internal connectors1. Intel® Z87 Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_1-6 [yellow])These connectors connect to
1-32Chapter 1: Product introductionChapter 12. Marvell 9230 ATA 6.0 Gb/s connectors (7-pin SATA6G_E1234 [dark brown])These connectors connect to Seri
ASUS Z87-WS1-33Chapter 14. USB 3.0 connector (20-1 pin USB3_12)This connector allows you to connect a USB 3.0 module for additional USB 3.0 front or
vChapter 4: Software support4.1 Installing an operating system ... 4-14.2 Support DVD
1-34Chapter 1: Product introductionChapter 1DO NOT connect a 1394 cable to the USB connectors. Doing so will damage the motherboard!You can connect th
ASUS Z87-WS1-35Chapter 17. CPU, chassis, and optional fan connectors (4-pin CPU_FAN; 4-pin CPU_OPT; 4-pin CHA_FAN1~4)Connect the fan cables to the
1-36Chapter 1: Product introductionChapter 18. Front panel audio connector (10-1 pin AAFP)This connector is for a chassis-mounted front panel audio I
ASUS Z87-WS1-37Chapter 1• For a fully congured system, we recommend that you use a power supply unit (PSU) that complies with ATX 12 V Specication
1-38Chapter 1: Product introductionChapter 1• System power LED (2-pin PLED)This 2-pin connector is for the system power LED. Connect the chassis powe
ASUS Z87-WS1-39Chapter 111. TPM connector (20-1 pin TPM)This connector supports a Trusted Platform Module (TPM) system, which securely store keys, di
1-40Chapter 1: Product introductionChapter 113. mSATA connectorThis connector is for a single SATA 6.0Gb/s Solid-State Drive (SSD). Connect the SSD t
ASUS Z87-WS2-1Chapter 2Basic installation22.1 Building your PC system2.1.1 Motherboard installationThe diagrams in this section are for reference on
2-2Chapter 2: Basic installationChapter 23. Place nine screws into the holes indicated by circles to secure the motherboard to the chassis.DO NOT ove
ASUS Z87-WS2-3Chapter 22.1.2 CPU installationEnsure that you install the correct CPU designed for LGA1150 socket only. DO NOT install a CPU designed
viChapter 6: Multiple GPU support6.1 ATI® CrossFireX™ technology ... 6-16.1.1 Requir
2-4Chapter 2: Basic installationChapter 22.1.3 CPU heatsink and fan assembly installationApply the Thermal Interface Material to the CPU heatsink and
ASUS Z87-WS2-5Chapter 2To uninstall the CPU heatsink and fan assembly
2-6Chapter 2: Basic installationChapter 2To remove a DIMM2.1.4 DIMM installation
ASUS Z87-WS2-7Chapter 22.1.5 ATX Power connectionOR
2-8Chapter 2: Basic installationChapter 22.1.6 SATA device connectionOROR
ASUS Z87-WS2-9Chapter 2USB 2.0AAFPTo install USB 2.0 connector To install front panel audio connectorUSB 3.0To install USB 3.0 connector2.1.7 Front I
2-10Chapter 2: Basic installationChapter 22.1.8 Expansion Card installationTo install PCIe x16 cardsTo install PCIe x1 cards
ASUS Z87-WS2-11Chapter 22.2 BIOS update utilityUSB BIOS FlashbackUSB BIOS Flashback allows you to easily update the BIOS without entering the existin
2-12Chapter 2: Basic installationChapter 2• Do not disconnect the USB ash drive or power off the system during the BIOS updating process. Doing so w
ASUS Z87-WS2-13Chapter 22.3 Motherboard rear and audio connections2.3.1 Rear I/O connection* and **: Refer to the tables on the next page for LAN po
viiSafety informationElectrical safetyTo prevent electrical shock hazard, disconnect the power cable from the electrical outlet before relocating the
2-14Chapter 2: Basic installationChapter 2• A plugged USB 3.0 device may run on xHCI or EHCI mode, depending on the operating system’s setting.• DO
ASUS Z87-WS2-15Chapter 2Connect to Headphone and MicConnect to Stereo Speakers2.3.2 Audio I/O connectionsAudio I/O ports** Audio 2, 4, 6, or 8-channe
2-16Chapter 2: Basic installationChapter 2Connect to 5.1 channel SpeakersConnect to 4.1 channel SpeakersConnect to 2.1 channel Speakers
ASUS Z87-WS2-17Chapter 2Connect to 7.1 channel SpeakersWhen the DTS UltraPC II feature is enabled, ensure to connect the rear speaker to the gray port
2-18Chapter 2: Basic installationChapter 2BIOS Beep DescriptionOne short beep VGA detectedQuick boot set to disabledNo keyboard detected One continuou
ASUS Z87-WS3-1Chapter 3The new ASUS UEFI BIOS is a Unied Extensible Interface that complies with UEFI architecture, offering a user-friendly interfac
3-2Chapter 3: BIOS setupChapter 3• The BIOS setup screens shown in this section are for reference purposes only, and may not exactly match what you s
ASUS Z87-WS3-3Chapter 33.2.1 EZ ModeBy default, the EZ Mode screen appears when you enter the BIOS setup program. The EZ Mode provides you an overvie
3-4Chapter 3: BIOS setupChapter 33.2.2 Advanced ModeThe Advanced Mode provides advanced options for experienced end-users to congure the BIOS settin
ASUS Z87-WS3-5Chapter 3Menu itemsThe highlighted item on the menu bar displays the specic items for that menu. For example, selecting Main shows the
viiiAbout this guideThis user guide contains the information you need when installing and conguring the motherboard.How this guide is organizedThis g
3-6Chapter 3: BIOS setupChapter 33.3 My FavoritesMyFavorites is your personal space where you can easily save and access your favorite BIOS items.Las
ASUS Z87-WS3-7Chapter 33.4 Main menuThe Main menu screen appears when you enter the Advanced Mode of the BIOS Setup program. The Main menu provides y
3-8Chapter 3: BIOS setupChapter 3Administrator PasswordIf you have set an administrator password, we recommend that you enter the administrator passwo
ASUS Z87-WS3-9Chapter 3To change a user password:1. Select the User Password item and press <Enter>.2. From the Enter Current Password box, ke
3-10Chapter 3: BIOS setupChapter 3Ai Overclock Tuner [Auto]Allows you to select the CPU overclocking options to achieve the desired CPU internal frequ
ASUS Z87-WS3-11Chapter 3If you assign a value for 2-Core Ratio Limit, do not set the 1-Core Ratio Limit to [Auto].3-Core Ratio Limit [Auto]Select [Aut
3-12Chapter 3: BIOS setupChapter 3DRAM Timing ControlThe subitems in this menu allow you to set the DRAM timing control features. Use the <+> or
ASUS Z87-WS3-13Chapter 3DRAM FOUR ACT WIN Time [Auto]Conguration options: [Auto] [1] – [255]DRAM WRITE to READ Delay [Auto]Conguration options: [Aut
3-14Chapter 3: BIOS setupChapter 3DRAM IO-L (CHB_R0D1) [Auto]Conguration options: [Auto] [1] - [15]DRAM IO-L (CHB_R1D0 [Auto]Conguration options: [A
ASUS Z87-WS3-15Chapter 3MISCMRC Fast Boot [Auto]Allows you to enable, disable or automatically set the MRC fast boot.Conguration options: [Auto] [Ena
ixConventions used in this guideTo ensure that you perform certain tasks properly, take note of the following symbols used throughout this manual.DANG
3-16Chapter 3: BIOS setupChapter 3The following items appear only when you set the CPU Voltage Frequency to [Auto].VRM Spread Spectrum [Disabled]Enabl
ASUS Z87-WS3-17Chapter 3CPU Power Thermal Control [130]A higher temperature brings a wider CPU power thermal range and extends the overclocking tolera
3-18Chapter 3: BIOS setupChapter 3Turbo Mode ParametersLong Duration Package Power Limit [Auto]Allows you to limit the Turbo Ratio’s time duration tha
ASUS Z87-WS3-19Chapter 3Power Decay Mode [Auto]Allows your system to improve the power saving mode on the Fully Integrated Voltage Regulator as the pr
3-20Chapter 3: BIOS setupChapter 3Extreme OV [Disabled]Default set to DIsabled and help to protect CPU not been burned by Over Voltage. When set to En
ASUS Z87-WS3-21Chapter 3Offset Mode Sign [+][+] To offset the voltage by a positive value.[–] To offset the voltage by a negative value.CPU Cache Vo
3-22Chapter 3: BIOS setupChapter 3CPU Analog I/O Voltage Offset Mode Sign [+][+] To offset the voltage by a positive value.[–] To offset the voltage
ASUS Z87-WS3-23Chapter 3PCH Voltage [Auto]Allows you to set the Core voltage for the PCH (Platform Controller Hub). You can use the <+> or <-
3-24Chapter 3: BIOS setupChapter 33.6 Advanced menuThe Advanced menu items allow you to change the settings for the CPU and other system devices.Be c
ASUS Z87-WS3-25Chapter 33.6.1 CPU CongurationThe items in this menu show the CPU-related information that the BIOS automatically detects.The items i
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