M3A78-EM - Socket AM2+ / AM2, 4 x DIMM, Max. 8 GB, DDR2 1066/800/667 ECC/Non-ECC, 1 x PCIe x16, 1 x PCIe x1, 2 x PCI 2.2, Hybrid CrossFireX, uATX Form Factor

AMD® Socket AM2+ Phenom™ FX / Phenom™ / Athlon™ / Sempron™ Support
This motherboard supports AMD AMD® Socket AM2+ multi-core processors with unique L3 cache and delivers better overclocking capabilities with less power consumption. It features dual-channel DDR2 1066 memory support and accelerates data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus.

AMD Socket AM2 Athlon 64 X2 / Athlon 64 FX / Athlon 64/ Sempron Support
This motherboard supports AMD® Socket AM2 single-core Athlon™ 64 / Sempron™ and dual-core Athlon™ 64 X2 / Athlon™ 64 FX processors with 2MB / 1MB / 512KB L2 cache based on 64-bit architecture. It features 2000 / 1600 MT/s HyperTransport™-based system bus, dual-channel un-buffered DDR2 800 memory support, and AMD® Cool ´n´ Quiet™ Technology.

Native DDR2 1066
This motherboard is the first AMD® platform with native DDR2 1066 support. It provides faster data transfer rate and more bandwidth to increase memory data transfer rate and computing efficiency, enhancing system performance in 3D graphics and other memory demanding applications.
*DDR2 1066 is supported by some of the AM2+ CPUs only. Refer to www.asus.com for the supported CPU models.

AMD 780G/SB700
AMD® 780G Chipset is designed to support up to 5200MT/s HyperTransport™ 3.0 (HT3.0) interface speed and PCI Express™ 2.0 x 16 graphics. It is optimized with AMD´s latest AM2+ and multi-core CPUs to provide excellent system performance and overclocking capabilities.

PCIe 2.0 support
This motherboard supports the latest PCIe 2.0 devices for double speed and bandwidth which enhances system performance.

Hybrid CrossFireX Support
Boosted Performance with onboard GPU and discrete graphics card
ATI Hybrid CrossFireX™ technology is a unique hybrid multi-GPU technology. It takes your gaming experience to the next level boosting PC performance by enabling the chipset’s integrated graphics processor and a discrete GPU to operate simultaneously with combined output for blisteringly-fast frame rates unleashing the graphics performance (Windows Vista® OS only).

DisplayPort
Cutting-Edge Digital Interface for High Resolution Multimedia and Easy Upgrades
This motherboard introduces the new digital display interface standard – DisplayPort. This new design features a smaller and user-friendly connector. It delivers higher performances of resolution, refresh rate and color depth and improves digital display connectivity.

HDMI Support
Enjoy Full HD 1080p Multimedia Home-Theater Entertainment
High-Definition Multimedia Interface (HDMI) is a set of digital video standards that delivers multi-channel audio and uncompressed digital video for full HD 1080p visuals through through a single cable. Supporting HDCP copy protection such as HD DVD and Blu-ray Discs, HDMI provides you with the highest-quality home theater experience.

Multiple VGA Output
This motherboard supports multiple digital and analog display output interfaces - HDMI, DVI, DisplayPort and D-Sub. With such diversity of display outputs, you are able to choose and upgrade display devices freely.

Special Features

4+1 Phase Power Design
Longer Life & Higher Efficiency!
Unleashes ultimate memory performances with independent power to core components, while providing fast transient response and stability for the CPU under heavy loading or overclocking modes.

AI Gear 2
AI Gear 2 allows you to choose from profiles to adjust CPU frequency and vCore voltage, minimizing system noise and saving CPU power consumption at most. You can real-time change the mode under operating system to suit your needs.

AI Nap
With AI Nap, the system can continue running at minimum power and noise when you are temporarily away. To wake the system and return to the OS environment, simply click the mouse or press a key.

ASUS Q-Fan 2
Adjusts both CPU fan and chassis fan speeds according to system loading
ASUS Q-Fan2 technology intelligently adjusts both CPU fan and chassis fan speeds according to system loading to ensure quiet, cool and efficient operation.

Ease of Use

Express Gate
Taking only 5 seconds to bootup, Express Gate is the one-stop gateway to instant fun! It´s a unique motherboard built-in OS. You can utilize the most popular Instant Messengers (IM) like MSN, Skype, Google talk, QQ, and Yahoo! Messenger to keep in touch with friends, or quickly check on the weather and e-mails just before leaving your house. What´s more, the user-friendly picture manager lets you view your pictures without entering Windows at anytime!

Make Connection Quick and Accurate!
The ASUS Q-Connector allows you to connect or disconnect chassis front panel cables in one easy step with one complete module. This unique adapter eliminates the trouble of plugging in one cable at a time, making connection quick and accurate.

O.C. Profile
Conveniently store or load multiple BIOS settings
The motherboard features the ASUS O.C. Profile that allows users to conveniently store or load multiple BIOS settings. The BIOS settings can be stored in the CMOS or a separate file, giving users freedom to share and distribute their favorite overclocking settings.

Extreme Performance

Noise Filter
Eliminate background noise while recording
This feature detects repetitive and stationary noises like computer fans, air conditioners, and other background noises then eliminates it in the incoming audio stream while recording.

Other Features

MyLogo2
Personalize your system with customizable boot logo
You can convert your favorite photo into a 256-color boot logo for a more colorful and vivid image on your screen.

GreenASUS
The motherboard and its packaging comply with the European Union´s Restriction on the use of Hazardous Substances (RoHS). This is in line with the ASUS vision of creating environment-friendly and recyclable products and packaging to safeguard consumers´ health while minimizing the impact on the environment.

ASUS M3A78-EM, AMD, Socket AM2, 8 GB, ECC & Non-ECC, 256 MB, Radeon HD 3200