Gigabyte GA-870A-UD3 North Bridge: AMD 870 \n
South Bridge: AMD SB850 Socket AM3 ATX motherboard

GA-870A-UD3, AMD 870/SB850, DDR3 1866(OC)/1333/1066 MHz, RAID 0/1/5/10/JBOD, ATX AMD 870 + SB850 Chipset
- Supports new generation of AMD Phenom™II X6 processors
- AMD SB850 provides 6 native SATA3 storage interfaces with superfast 6Gbps link speed and RAID 0, 1, 5, 10 support
- Supports newest NEC SuperSpeed USB 3.0 with superfast transfer rates of up to 5 Gbps
- 3X USB power delivery for greater compatibility and extra power for USB devices
- Exclusive Auto Unlock technology provides hardware-based solution for unleash CPU performance
- Ultra Durable 3 Technology with copper cooled quality for lower working temperature
- Revolution energy saving design with Easy Energy Saver technology
- Supports AMD AM3 Phenom II/ Athlon II processors
- Advanced 8+2 phase CPU VRM power design for AMD high-TDP 140W CPU support
- Dual Channel DDR3 1866+ for remarkable system performance
- 2 PCI-E 2.0 x16 interface for ultimate graphics performance
- Supports Dolby Home Theater audio to enjoy a rich surround sound experience
- The Precision OV provides more precision voltage control for system
- Compatible with Window 7 to deliver the best operation experience
- Meet European Union ErP(Energy-related-Products) requirement
Get Ready to Unleash the Power of AMD 6-Core CPU
GIGABYTE's AMD motherboards are ready to support the new generation of AMD Phenom™II X 6 processors, delivering the very best platform for multitasking, multimedia and high performance gaming.
Introduction
The 870A-UD3 motherboard is designed to offer a stable, high-speed platform for delivering amazingly fast data transfer via revolutionary GIGABYTE Ultra Durable 3 technology with featuring 2 oz copper PCB, and further the latest GIGABYTE 333 onboard acceleration technologies (USB 3.0 / SATA3 6Gbs / 3X USB power). Based on AMD 870 chipset, the 870A-UD3 supports the latest 45nm AMD AM3 Phenom II/ Athlon II processors, integrated DDR3 memory controller, HyperTransport™ 3.0 technology links and dual PCI Express 2.0 graphics interfaces, and so on. With the innovative GIGABYTE Easy Energy Saver technology, the 870A-UD3 is able to provide user friendly computing, reach the maximum system performance easily while still able to save the power and environment in real life at the same time.

Supports next generation of 45nm AMD AM3 CPU
This motherboard designs with Split Power Plane, 8+2 phase VRM to support AMD the latest 45nm AM3 Phenom™I/ Athlon™II processors, delivering the great performance enchantment to system and ultimate scalability hardware expending.

Auto Unlock Support
Unleash your system’s hidden monster performance with GIGABYTE’s innovative Auto Unlock technology. Featuring a unique Core Boost micro-processor design which enables the processor’s hidden cores; GIGABYTE Auto Unlock lets you experience a phenomenal performance upgrade.
*The ability of unlocking the hidden CPU cores might vary by different processors.

SATA 6Gbps Support
Yet another onboard feature of GIGABYTE AMD 800A series motherboards are integrated the latest AMD SB850 chip for high-speed SATA Revision 3.0 compatibility, delivering 6 ports native superfast 6Gbps link speeds for twice the data transfer rates of SATA Revision 2.0 (3 Gbps) and RAID 0, 1, 5, 10 support. When used in RAID 0 (Stripe) mode, GIGABYTE AMD 800A series motherboards offer even faster data transfer rates of up to 4x the speed of current SATA interfaces.

USB 3.0 Support
The GIGABYTE AMD 800A series motherboards support the latest generation SuperSpeed USB 3.0 technology made possible through an onboard NEC uPD720200 host controller. With superfast transfer rates of up to 5 Gbps, users are able to experience an almost a 10x improvement over USB 2.0. Additionally, backwards compatibility with USB 2.0 assures users of long term use of their legacy USB 2.0 devices. The onboard NEC SuperSpeed USB 3.0 technology also provides new power management features that include increased maximum bus power and device current draw to better accommodate power-hungry devices.

3x USB Power Boost
GIGABYTE AMD 800A series motherboards feature a 3x USB power boost, delivering greater compatibility and extra power for USB devices. GIGABYTE’s unique USB power design is also able to efficiently regulate output over the full voltage range, which greatly enhances USB device compatibility. In addition, dedicated lower resistance fuses ensure lower voltage drops, and provide more stable and plentiful power delivery.

Ultra Durable 3
GIGABYTE Ultra Durable 3 design, featuring 2 ounces of copper for both the Power and Ground layers which dramatically lowers system temperature by delivering a more efficient spreading of heat from critical areas of the motherboard such as the CPU power zone throughout the entire PCB. GIGABYTE's Ultra Durable 3 also lowers the PCB impedance by 50%, which helps to reduce electrical waste and further lowers component temperatures. A 2oz Copper layer design also provides improved signal quality and lower EMI (Electromagnetic Interference), providing better system stability and allowing for greater margins for overclocking...more

AMD OverDrive Support
The AMD OverDrive™ utility is provided by AMD, offering high-end users the ability to maximize the capability, flexibility, and adjustability of the platforms utilizing AMD processors, sockets, and chipsets.
* For enabling EC AOD-ACC technology, AMD OverDrive™ utility must be the version of 2.1.1 or later.
* Regarding AMD OverDrive™ utility, please visit AMD official website for details:
http://game.amd.com/us-en/drivers_overdrive.aspx.

Dual Channel DDR3 1866+ MHz
Delivering native support for DDR3 memory up to 1866MHz, GIGABYTE Ultra Durable 3 motherboards allow users to easily reach higher memory frequencies at lower voltages; achieving higher memory performance with lower power consumption to run even the most memory intensive applications such as high-definition video and 3D games with ease.

GIGABYTE innovative technology- Easy Energy Saver
Featuring an advanced proprietary software design, GIGABYTE Easy Energy Saver is able to dynamically adjust CPU power depending on workload, delivering just the right amount of power needed for the task. Coupled with AMD’s highly efficient 45nm AM3 CPU, the Easy Energy Saver is able to provide exceptional levels of power savings and enhanced power efficiency without sacrificing computing performance.

EasyTune6
GIGABYTE has completely redesigned EasyTune6 from the ground up to make it easier than ever to manage and monitor your hardware resources as well as tweak your system settings in order to achieve maximum system performance. Whether you are an overclocking enthusiast, or a computer novice, EasyTune6 provides the tools you need to quickly and effortlessly fine tune your system.

Norton™ Internet Security
Fast, comprehensive, and up-to-the-minute protection against online threats. It safeguards your computer, identity, and home network without slowing you down. It sets a new standard for speed and makes online shopping, banking, and browsing safer and more convenient than ever.

Qualified for Windows® 7
The motherboard qualified for WHQL (Windows Hardware Quality Labs) certification of Windows 7 from Microsoft®, setting the standard for future Windows 7 certified motherboards...more

ErP Lot 6 support
The ErP (as known as Energy-Related Products Directive) is part of new European Union's environment regulations. ErP established is based on the concern of environmental issues regards electronic devices been gained popularity and how to improve energy efficiency for better and greener life. GIGABYTE presents standard motherboards to help you effectively improving system performance and saving more energy.