Gigabyte Motherboard GA-H81M-S (rev.1.0) User Manual English (version 1002)
Summary
Optimize your PC build with the GA-H81M-S Motherboard. This comprehensive user manual is essential reading for builders and systems users, providing step-by-step guides to ensure perfect setup. Inside, you will find detailed instructions on hardware installation—including CPU mounting, memory configuration, and expansion cards—as well as full guidance on advanced BIOS management and driver setup. Master system optimization, power control, and peripheral connection with confidence.
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GA-H81M-S
User's Manual Rev. 1002
For more product details, please visit GIGABYTE's website.
To reduce the impacts on global warming, the packaging materials of this product are recyclable and reusable. GIGABYTE works with you to protect the environment.
Page Summary Contents For Gigabyte Motherboard GA-H81M-S (rev.1.0) User Manual English (version 1002)
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GA-H81M-S User's Manual Rev. 1002 For more product details, please visit GIGABYTE's website. To reduce the impacts on global warming, the packaging materials of this product are recyclable and reusabl...
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Motherboard GA-H81M-S Motherboard GA-H81M-S May 30, 2014 May 30, 2014 Copyright © 2016 GIGA-BYTE TECHNOLOGY CO., LTD. All rights reserved. The trademarks mentioned in this manual are legally registere...
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Table of Contents GA-H81M-S Motherboard Layout ....................................................................................4 GA-H81M-S Motherboard Block Diagram ..................................
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GA-H81M-S Motherboard Layout SYS_FAN VG KB_MS CPU_FAN F_ US B1 ATX_12V LGA1150 F_ US B2 R_USB30 Realtek® SATA2 Gb E LAN i TE® DD R3 _1 USB_LAN Super I/O SATA3 Intel® H81 AUDIO BAT DD R3 _2 F_AUDIO PCI...
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GA-H81M-S Motherboard Block Diagram 1 PCI Express x16 CPU CLK+/- (100 MHz) LGA1150 DDR3 1600/1333 MHz PCIe CLK CPU (100 MHz) Dual Channel Memory DMI 2.0 FDI PCI Express Bus MI (C en ter /S ub wo ofe S...
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Chapter 1 Hardware Installation 1-1 Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can become damaged as a result of electrostatic dischar...
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1-2 Product Specifications CPU Support for Intel® Core™ i7 processors/Intel® Core™ i5 processors/ Intel® Core™ i3 processors/Intel® Pentium® processors/Intel® Celeron® processors in the LGA1150 packag...
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Internal 1 x chassis intrusion header Connectors 1 x Clear CMOS jumper Back Panel 1 x PS/2 keyboard port Connectors 1 x PS/2 mouse port 1 x D-Sub port 2 x USB 3.0/2.0 ports 2 x USB 2.0/1.1 ports 1 x R...
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1-3 Installing the CPU Read the following guidelines before you begin to install the CPU: Make sure that the motherboard supports the CPU. (Go to GIGABYTE's website for the latest CPU support list.) A...
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Due to CPU limitations, read the following guidelines before installing the memory in Dual Channel mode. 1. Dual Channel mode cannot be enabled if only one DDR3 memory module is installed. 2. When ena...
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Mic In Jack (Pink) The Mic in jack. Microphones must be connected to this jack. To configure 7.1-channel audio, you have to use an HD front panel audio module and enable the multi-channel audio featur...
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DEBUG PORT 1/2) ATX_12V/ATX (2x2 12V Power Connector and 2x12 Main Power Connector) With the use of the power connector, the power supply can supply enough stable power to all the components DEBUG DEB...
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DE BU DE BU PO RT PO RT DE BU DE BU PO RT PO RT 5) SATA3 0/1 (SATA 6Gb/s Connectors) The SATA connectors conform to SATA 6Gb/s standard and are compatible with SATA 3Gb/s and SATA 1.5Gb/s standard. Ea...
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8) F_AUDIO (Front Panel Audio Header) The front panel audio header supports Intel® High Definition audio (HD) and AC'97 audio. You may connect your chassis front panel audio module to this header. Mak...
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11) CI (Chassis Intrusion Header) This motherboard provides a chassis detection feature that detects if the chassis cover has been removed. This function requires a chassis with chassis intrusion dete...
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Chapter 2 BIOS Setup BIOS (Basic Input and Output System) records hardware parameters of the system in the CMOS on the motherboard. Its major functions include conducting the Power-On Self-Test (POST)...
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This section provides information on the BIOS version, CPU base clock, CPU frequency, memory frequency, total memory size, CPU temperature, Vcore, and memory voltage. Whether the system will work stab...
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CPU PLL Selection Allows you to set the CPU PLL. Auto lets the BIOS automatically configure this setting. (Default: Auto) Filter PLL Level Allows you to set the Filter PLL. Auto lets the BIOS automati...
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CPU EIST Function (Note 1) Enables or disables Enhanced Intel® Speed Step Technology (EIST). Depending on CPU loading, Intel® EIST technology can dynamically and effectively lower the CPU voltage and ...
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Rank Interleaving Enables or disables memory rank interleaving. Enabled allows the system to simultaneously access different ranks of the memory to increase memory performance and stability. Auto lets...
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System Fan Speed Control Allows you to determine whether to enable the fan speed control function and adjust the fan speed. Normal Allows the fan to run at different speeds according to the system tem...
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System Time Sets the system time. The time format is hour, minute, and second. For example, 1 p.m. is 13:0:0. Use <Enter> to switch between the Hour, Minute, and Second fields and use the <Pa...
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Security Option Specifies whether a password is required every time the system boots, or only when you enter BIOS Setup. After configuring this item, set the password(s) under the Set Supervisor/User ...
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Intel Virtualization Technology (Note) Enables or disables Intel® Virtualization Technology. Virtualization enhanced by Intel® Virtualization Technology will allow a platform to run multiple operating...
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Administrator Password Allows you to configure an administrator password. Press <Enter> on this item, type the password, and then press <Enter>. You will be requested to confirm the passwo...
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Auto BIOS routes the sharable ports to EHCI controller. Then it uses ACPI protocols to provide an option to enable the x HCI controller and reroute the sharable ports. Note: This is the recommended mo...
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AHCI Configures the SATA controllers to AHCI mode. Advanced Host Controller Interface (AHCI) is an interface specification that allows the storage driver to enable advanced Serial ATA features such as...
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Delay 4 Sec Press and hold the power button for 4 seconds to turn off the system. If the power button is pressed for less than 4 seconds, the system will enter suspend mode. RC6(Render Standby) Allows...
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2-7 Save & Exit Save & Exit Setup Press <Enter> on this item and select Yes. This saves the changes to the CMOS and exits the BIOS Setup program. Select No or press <Esc> to return...
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Chapter 3 Appendix Drivers Installation Before installing the drivers, first install the operating system. (The following instructions use Windows 8.1 as the example operating system.) After installin...
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Regulatory Statements Regulatory Notices This document must not be copied without our written permission, and the contents there of must not be imparted to a third party nor be used for any unauthoriz...
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FCC Notice (U.S.A. Only) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide rea...
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Contact Us GIGA-BYTE TECHNOLOGY CO., LTD. Address: No.6, Baoqiang Rd., Xindian Dist., New Taipei City 231, Taiwan TEL: +886-2-8912-4000, FAX: +886-2-8912-4005 Tech. and Non-Tech. Support (Sales/Market...
Manual Details
| Brand | GIGABYTE |
|---|---|
| Pages | 33 |
| File Size | 11.41 MB |
| Published | May 30, 2026 |
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Frequently Asked Questions
How do I check my motherboard's current revision?
The revision number is marked as 'REV: X.X.', such as 'REV: 1.0'.
Where can I find detailed product information and specifications?
Refer to Section 1-2, Product Specifications, or visit the GIGABYTE website for more details.
What should I do before updating the BIOS or drivers?
Check your motherboard revision number first to ensure compatibility when looking for technical information or updates.
How can I contact GIGABYTE support?
You can submit questions via the linked eSupport site: http://esupport.gigabyte.com, or use their specified phone/fax numbers.