ASUS M3A79-T Deluxe Socket AM2+ HT 3 4x DDR2 8 Channel HD Audio 4x PCI-E 4 way Xfire Enabled Onboard Sound LAN Retail Motherboard CPU, Chipset and Graphics Features AMD® Socket AM2+ Phenom? FX / Phenom? / Athlon? 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?/Sempron? CPU Support This motherboard supports AMD® Socket AM2 Athlon?/Sempron? processors. It features 2000/1600 MT/s HyperTransport?-based system bus, dual-channel un-buffered DDR2 800 memory support, and AMD® Cool ´n´ Quiet? Technology. AMD 790FX Chipset AMD 790FX Chipset is designed to support up to 5200MT/s HyperTransport? 3.0 (HT 3.0) interface speed and quad PCI Express? 2.0 x16 graphics. It is optimized with AMD latest AM2+ and multi-core CPUs to provide excellent system performance and overclocking capabilities. Native DDR2 1066 This motherboard supports native DDR2 1066 that provides faster data transfer rate and more bandwith to increase memory 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. ATI CrossFireX? Technology ATI?s CrossFireX? boosts image quality along with rendering speed, eliminating the need to scale down screen resolution to get high quality images. CrossFireX? allows higher anti-aliasing, anisotropic filtering, shading, and texture settings. Adjust your display configurations, experiment with the advanced 3D settings, and check the effects with a real-time 3D-rendered previews within ATI Catalyst? Control Center. Multi-VGA support This motherboard is ready to support the advanced graphics standard, Quad CrossFireX?, which provides higher frame rates for superb graphics performance. It also provides full x16 dual lanes or triple VGA support. CPU AMD Socket AM2+ / AM2 Processors for AMD® Phenom? FX / Phenom? / Athlon? / Sempron? processors AMD Cool 'n' Quiet? Technology Supports CPU up to 140W Chipset AMD 790FX/SB750 System Bus Up to 5200 MT/s HyperTransport? 3.0 interface for AM2+ CPU 2000 / 1600 MT/s for AM2 CPU Memory 4 x240-pin DIMM, Max. 16 GB, DDR2 1066/800/667 Memory Dual Channel memory architecture *Due to AMD CPU limitation, DDR2 1066 is supported by AM2+ CPU for one DIMM per channel only. Refer to www.asus.com for the memory QVL (Qualified Vendors Lists). **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. Expansion Slots 4 x PCIe 2.0 x16 slots with ATI CrossFireX? support (@ dual x16, triple x16 / x8 / x8, or quad x8 modes) 2 x PCI 2.2 CrossFire Supports ATI CrossFireX? graphics cards; up to Quad CrossFireX? Storage Southbridge 1 xUltraDMA 133/100/66 6 xSATA 3 Gb/s ports Support RAID 0,1,5,10 Marvell® 88SE6111 SATA controller 1 x External SATA 3Gb/s port (SATA On-the-Go) LAN Marvell® 88E8056 Gigabit LAN controller featuring AI NET 2 Audio ADI® AD2000B 8 -Channel High Definition Audio CODEC - Supports Jack-Detection, Multi-Streaming, and Front Panel Jack-Retasking - Coaxial / Optical S/PDIF Out ports at back I/O - ASUS AI Audio 2 - ASUS Noise Filtering IEEE 1394 LSI® L-FW3227 controller supports 2 x 1394a ports (1 at mid-board; 1 at back panel) USB 12 USB 2.0 ports (6 ports at mid-board, 6 ports at back panel) ASUS AI Lifestyle Features ASUS Quiet Thermal Solutions: - ASUS 8+2 Phase Power Design - ASUS Fanless Design: Heat pipe solution - ASUS Fanless Design: Stack Cool 2 - ASUS Q-Fan 2 ASUS Express Gate: - Access the Internet in 5-second* boot time without entering Windows - Friendly picture manager interface *Actual boot time subject to hardware configuration. ASUS Power Saving Solutions: - ASUS AI Gear 2 - ASUS AI Nap ASUS Crystal Sound: - ASUS AI Audio 2 - ASUS Noise Filtering ASUS EZ DIY: - ASUS Q-Shield - ASUS Q-Connector - ASUS O.C. Profile - ASUS CrashFree BIOS 2 - ASUS EZ Flash 2 - Onboard Switch Overclocking Features Intelligent overclocking tools: - AI Overclocking (Intelligent CPU Frequency Tuner) - AI Booster Utility Precision Tweaker 2: - vCore: Adjustable CPU voltage at 0.0125V increment - vDIMM: 36-step DRAM voltage control - vChipset (NB): 16-step Chipset voltage control SFS (Stepless Frequency Selection) - FSB tuning from 200MHz up to 600MHz at 1MHz increment - PCI Express frequency tuning from 100MHz up to 150MHz at 1MHz increment Overclocking Protection: - ASUS C.P.R. (CPU Parameter Recall) Special Features ASUS MyLogo 2? Back Panel I/O Ports 1 x PS/2 Keyboard / Mouse combo port 1 x Optical + 1 x Coaxial S/PDIF Out ports 1 x External SATA port 1 x IEEE1394a port 1 x LAN (RJ45) port 6 x USB 2.0/1.1 ports 8-channel Audio I/O ports Internal I/O Connectors 3 x USB connectors support additional 6 USB ports 1 x Floppy disk drive connector 1 x IDE connector 1 x COM connector 6 x SATA connectors 1 x CPU Fan connector 2 x Chassis Fan connectors 1 x Power Fan connector 1 x IEEE1394a connector Front panel audio connector 1 x S/PDIF Out header Chassis Intrusion connector CD audio in 24-pin ATX Power connector System Panel (Q-Connector) 8-pin ATX 12V Power connector Power on Switch Reset Switch BIOS 8 Mb Flash ROM AMI BIOS, PnP, DMI 2.0, SM BIOS 2.5, ACPI 2.0a, ASUS EZ Flash 2, ASUS CrashFree BIOS 2 Manageability WOL by PME, WOR by PME, WOR by Ring, Chasis Intrusion, PXE A ccessories 2 x ASUS CrossFire bridge cables 1 x UltraDMA 133/100/66 cable 6 x Serial ATA cables 1 x 2-port Serial ATA power cable 1 x Q-Shield 1 x User's manual 1 x Multi-functional module (1-port IEEE 1394a + 2-port USB2.0) 1 x Q-connector Kit (USB, 1394, system panel; Retail version only) *The floppy disk drive cable is purchased separately Support CD Drivers ASUS Express Gate ASUS PC Probe II ASUS Update ASUS AI Suite AMD OverDrive Utility (AOD) Anti-virus software (OEM version) Form Factor ATX Form Factor 12 x 9.6 ( 30.5 cm x 24.4 cm