GA-990FXA-UD3 (rev. 4.0)
AMD 990FX Chipset  
Back GA-990FXA-UD3
 
  • Supports AMD AM3+ FX / AM3 Phenom™ II, Athlon™ II series processors
  • 2-way CrossFire™ / SLI™ Support
  • GIGABYTE Digital Power Engine
  • 8+2 phase CPU VRM power design for AMD high-TDP CPU support
  • GIGABYTE On/Off Charge™ for USB devices
  • 4 USB 3.0 ports with GIGABYTE 3X USB power
  • 6 SATA3 and 2 eSATA3 ports with RAID support
  • LAN with high ESD Protection
  • Supports Dolby Home Theater audio
  • Realtek ALC889 with High Quality 108dB SNR HD audio
  • GIGABYTE Ultra Durable™ 4 Technology
  • GIGABYTE UEFI DualBIOS™ technology
To enable AM3+ AMD FX-Series CPU support, please update your motherboard with the most current BIOS found in your motherboard’s download section.

Introduction

The 990FXA-UD3 motherboard is designed to offer a stable, high-speed platform for delivering amazingly fast data transfer via the GIGABYTE 333 onboard acceleration technologies. Featuring the USB3.0 controller, AMD 900 series motherboards allow users to take advantage of super fast USB transfer rates of up to 5Gbps, delivering 10x faster data transfer compared to USB 2.0. Utilizing the industry's first Serial ATA Revision 3.0 solution via AMD SB950 chipset, GIGABYTE AMD 900 series motherboards offer native 6 ports of next generation high speed data storage devices support with data transfer speeds of up to 6 Gbps with RAID 0, 1, 5, 10. The AMD 900 series motherboards introduce a unique hardware design with lower resistance fuses for ensuring lower voltage drops and providing more stable and plentiful power delivery. All USB ports also benefit from a 3x power boost for better power delivery to power hungry USB devices.
GIGABYTE Digital Power Engine
GIGABYTE Ultra Durable motherboards take advantage of an exclusive Digital PWM controller array, to deliver maximum and stable power to latest processors. Using digital controllers means that more precise power delivery to the motherboard's most power hungry and energy sensitive components is possible. This Digital Power system, with Precise Auto Voltage Compensation to make real-time adjustments and deliver a steady flow of power to the system, no matter the loading. This all new, digital power system provides enthusiast users with exceptional control over the overclocking potential of their GIGABYTE motherboard
GIGABYTE 333 Onboard Acceleration
GIGABYTE motherboards feature GIGABYTE 333 Onboard Acceleration, a range of the latest technologies that are designed help speed up data transfer, including SuperSpeed USB 3.0 technology, SATA Revision 3.0 (6Gbps) technology and an unprecedented 3x USB power boost on USB ports for more power hungry USB devices.
GIGABYTE Ultra Durable™ 4 – Insist on an Ultra Durable Motherboard

GIGABYTE Ultra Durable™ 4 motherboards embrace a range of exclusive technologies that guarantee DIY PC builders the absolute best protection for their PC, with built-in features that prevent common malfunction threats...more
UEFI DualBIOS™ Technology
With a superior graphical interface capable of 32-bit color imaging and fluid user-friendly mouse navigation, UEFI DualBIOS™ makes BIOS configuration a new and exciting experience for novice and experienced users alike. UEFI BIOS also brings native support for large hard drives on 64-bit operating systems.

Get Ready for New Generation of 32nm AMD AM3+ CPU
GIGABYTE's AMD motherboards are ready to support new generation of 32nm AMD AM3+ multi-core processors, delivering the very best platform for multitasking, multimedia and high performance gaming.

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™II series processors, delivering the great performance enchantment to system and ultimate scalability hardware expending.
Multi-display support with 2 way CrossFire and 2 way SLI™
Flexible graphics capabilities - Up to 2 VGA cards are supported for either 2 way CrossFire or 2 way SLI™ action (running at two x16 bandwidth), delivering the ultimate in graphics performance for gaming enthusiasts who demand the highest frame rates without compromising on resolution.
On/Off Charge Technology
GIGABYTE On/Off Charge technology allows you to charge your iPhone, iPad and iPod Touch regardless of whether your PC is on, in standby mode or even off. A derivative of GIGABYTE's highly acclaimed 3x USB Power feature, On/Off Charge enables devices to draw more current from GIGABYTE motherboard USB ports than standard USB ports allow, so that charging from your PC can be as fast as with a charger...more
Note: Due to certain mobile phone limitations, users may need to connect the mobile phone to their PC before the PC enters S4/S5 mode to enable a quick charge from non On/Off Charge USB ports. Charging results may vary by model.
*Whether to support 3X USB power design, it may vary by models.

On/Off Charge Driver download
108dB Signal-to-Noise ratio playback
GIGABYTE motherboards feature higher capability audio solution with 108dB Signal-to-Noise ratio (SNR) playback quality to deliver high-performance, multi-channel HD audio. SNR is a comparison of the amount of signal to the amount of noise such as hiss present in the signal (expressed in Decibels). A higher SNR equals a better audio experience. For example, 108dB, is a high audio specification, as this means the audio signal is 108dB higher than the level of the noise.
Dolby Home Theater support
Delivers vivid surround sound for music, movies, and games, using two to eight speakers or any set of headphones.

eSATA Port
Featuring with two external SATA (eSATA) ports on rear panel, it provides smart setup and hot-plug functionality allowing easier data backup and content manipulation on external storage devices.
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.

* The entire materials provided herein are for reference only. GIGABYTE reserves the right to modify or revise the content at anytime without prior notice.
* Advertised performance is based on maximum theoretical interface values from respective Chipset vendors or organization who defined the interface specification. Actual performance may vary by system configuration.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual memory size is less than the stated amount.