Brand New Design Optimized for AM3 CPU O.C. DDR2 1200 AMD AM3 CPU support 8+1 Phase Power Design EPU ATI CrossFireX™ Technology Support Turbo Key Shop Modal header AMD® 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´ QuietTM Technology. AMD 770 chipset AMD 770 Chipset is designed to support up to 5200MT/s HyperTransport™ 3.0 (HT 3.0) interface speed and PCI Express™ 2.0 x16 graphics. It is optimized with AMD®’s latest AM2+ and multi-core CPUs to provide excellent system performance and overclocking capabilities. HyperTransport 3.0 Support Provides 2.6 times more bandwidth than HT1.0 that radically improves system efficiency for a smoother, faster computing environment. EPU The ASUS unique power saving technology. System power saving by detecting current PC loadings and intelligently moderating power in real-time. Smart power saving without interrupting your work. 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. *Ensure that you download and update to the latest BIOS at www.asus.com and purchase the memory modules listed in the ASUS official memory Qualified Vendors Lists (QVL).** We recommend that you install the DDR2 1200 memory modules on the yellow slots for better performance. PCIe 2.0 support This motherboard supports the latest PCIe 2.0 devices for double speed and bandwidth which enhances system performance. ATi CrossFireX™ Ready 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. 8+1 Phase Power Design To fully unleash the next-generation AM3 CPU´s potential, the ASUS M4 Series motherboards have adopted a brand new 8-phase VRM power design. It delivers high power efficiency and supreme overclocking ability. Furthermore, high quality power components can effectively lower system temperature to ensure longer component lifespan. This series also features an extra 1 phase power dedicated to integrated memory/HT controller. Turbo Key ASUS Turbo Key allows the user to turn the PC power button into an overclocking button. After the easy setup, Turbo Key can boost performances without interrupting ongoing work or games - with just one touch!! SATA on the Go The motherboard supports the next-generation hard drives based on the Serial ATA (SATA) 3Gb/s storage specification, delivering enhanced scalability and doubling the bus bandwidth for high-speed data retrieval and saves. The external SATA port located at the back I/O provides smart setup and hot-plug functions. Easily backup photos, videos and other entertainment contents on external devices. Serial ATA 3Gb/s This motherboard supports next-generation SATA hard drives based on the new SATA 3Gb/s storage specification. The onboard SB700 southbridge allows RAID 0, RAID 1, RAID 10, JBOD configurations for five SATA connectors. Gigbit LAN The on-board LAN controller is a highly integrated GbLAN controller. It is enhanced with an ACPI management function to provide efficient power management for advanced operating systems. High Definition Audio Enjoy high-end sound system on your PC!The onboard 8-channel HD audio (High Definition Audio, previously codenamed Azalia) CODEC enables high-quality 192KHz/24-bit audio output, jack-sensing feature, retasking functions and multi-streaming technology that simultaneously sends different audio streams to different destinations. You can now talk to your partners on the headphone while playing a multi-channel network games. All of these are done on one computer. Express Gate 0 to Internet in Seconds!Express Gate™ is an ASUS exclusive OS that provides you with quick access to the Internet and key applications before entering Windows®. ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts CPU fan speeds according to system loading to ensure quiet, cool and efficient operation. Max. 15 USB 2.0 ports USB 2.0 is the latest connectivity standard for next generation components and peripherals. Backwards compatible with current USB 1.1 peripherals, USB 2.0 delivers transfer speeds up to 40 times faster at 480Mb/s, for easy connectivity and ultra-fast data transfers. ASUS CrashFree BIOS3 The ASUS CrashFree BIOS 3 allows users to restore corrupted BIOS data from a USB flash disk containing the BIOS file. This utility saves users the cost and hassle of buying a replacement BIOS chip. ASUS EZ Flash2 EZ Flash 2 is a user-friendly BIOS update utility. Simply launch this tool and update BIOS from a USB flash disk before entering the OS. You can update your BIOS only in a few clicks without preparing an additional floppy diskette or using an OS-based flash utility. C.P.R.(CPU Parameter Recall) When the system hangs due to overclocking failure, there is no need to open the case to clear CMOS data. Just simply restart the system, the BIOS would show the previous setting and then users can amend the CPU setting again. MyLogo2 Personalize your system with customizable boot logoYou can convert your favorite photo into a 256-color boot logo for a more colorful and vivid image on your screen. S/PDIF-out on Back I/O Port This motherboard provides convenient connectivity to external home theater audio systems via coaxial and optical S/PDIF-out (SONY-PHILIPS Digital Interface) jacks. It allows to transfer digital audio without converting to analog format and keeps the best signal quality. 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.