Phenom™ II/Athlon™ II/Sempron™ 100 Series Processors (AM3 CPU)

This motherboard supports AMD® AM3 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. This motherboard also supports AMD® CPUs in the new 45nm manufacturing process.

AMD® Phenom™ X4/ Phenom™ X3/ Athlon™ X2/ Athlon™/ Sempron™ processors (socket AM2+/AM2)

This motherboard supports AMD® Socket AM2+ multi-core processors. It features dual-channel DDR2 1066 memory support, data transfer rate up to 5200MT/s via HyperTransport™ 3.0 based system bus, and AMD® Cool ´n´ Quiet™ Technology.

O.C. DDR2 1200

To attain top performance, ASUS engineers have successfully unleashed DDR2 1200(O.C.) MHz to meet the higher bandwidth requirements of the latest operation system, 3D graphics, multimedia, and Internet applications.

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).

M4A78-AM

Brand New Design Optimized for AM3 CPU

O.C. DDR2 1200

AMD AM3 CPU support

EPU

Turbo Key

Hybrid CrossFireX support

CPU AMD AM3/AM2+/AM2 ;Phenom™II /Athlon™II /Phenom™ / Athlon™ /Sempron™ Processors

Support 45nm CPU

AMD Cool 'n' Quiet™ 2.0 Technology (by CPU type)

Only Support CPU up to 95W

*Refer to www.asus.com for the AMD CPU support list

Chipset AMD 780G/SB710

System Bus Up to 5200 MT/s ; HyperTransport™ 3.0 interface for AM3/AM2+ CPU

2000 / 1600 MT/s for AM2 CPU

Memory 2 x DIMM, Max. 8 GB, DDR2 1200(O.C.)/1066*/800/667 ECC,Non-ECC,Un-buffered Memory

Dual Channel memory architecture

*DDR2 1200(O.C.)/1066 is supported by AM3/AM2+ CPU only. Refer to www.asus.com for the AM3/AM2+ CPU models.

*Due to OS limitation, when installing total memory of 4GB capacity or more, Windows® 32-bit operation system may only recognize less than 3GB. Hence, a total installed memory of less than 3GB is recommended.

*Refer to www.asus.com for the memory QVL (Qualified Vendors List)

Expansion Slots 1 x PCIe x16

1 x PCIe x1

2 x PCI

Supports PCI ExpressTM 2.0/1.0 Architecture

VGA Integrated ATI Radeon HD3200

Max. shared memory: 256 MB

Supports RGB with max. resolution 2048 x 1535 @ 85Hz

Hybrid CrossFireX™ Support (For Windows Vista only)

*Refer to www.amd.com for the Hybrid CrossFireX selected GPUs.

*To playback the HD-DVD and Blu ray Disc we recommended system configuration above Graphic shared memory 256MB/Dual-Core CPU minimum/Minimum 1GB memory of Dual-channel DDR2 667 or Single -chanel DDR2 800.

Storage Southbridge

1 xUltraDMA 133/100

4 xSATA 3 Gb/s ports Support RAID 0,1,0+1,JBOD

LAN Realtek 8112 PCIe Gb LAN

Audio VT1708S High Definition Audio 6 -Channel CODEC

Supports Jack-detect and Multistreaming teconologies

Supports S/PDIF out interface

USB 10 USB 2.0 ports (6 ports at mid-board, 4 ports at back panel)

ASUS Unique Features ASUS Turbo Key

ASUS Q-Fan

ASUS CrashFree BIOS 3

ASUS EZ Flash 2

ASUS AI NET 2

ASUS EPU-4 Engine

ASUS MyLogo 2

Overclocking Features SFS (Stepless Frequency Selection)

- FSB tuning from 200MHz to 550MHz at 1MHz increment

Overclocking Protection

- ASUS C.P.R.(CPU Parameter Recall)

Back Panel I/O Ports 1 x Parallel

1 x VGA

1 x PS/2 Keyboard

1 x PS/2 Mouse

1 x LAN(RJ45) port

4 x USB 2.0/1.1

1 x COM port

6 -Channel Audio I/O

Internal I/O Connectors 3 x USB connectors supports additional 6 USB 2.0 ports

1 x IDE connector

4 x SATA connectors

1 x S/PDIF output connector

1 x High Definition Front panel audio connector

1 x System Panel connector

1 x CD audio-in connector

1 x CPU/ 1 x Chassis Fan Connector

1 x Speak Connector

24-pin EATX power connector

4-pin ATX 12V Power connector

BIOS 8 Mb Flash ROM

AMI BIOS, PnP, DMI v2.0, WfM2.0, SM BIOS v2.5, ACPI 2.0a

Accessories User's manual

1 x I/O Shield

1 x UltraDMA 133/100/66 cable

1 x SATA cable