Enjoy the extreme FSB speed Intel LGA775 Platform 45nm CPU ready Intel G31/ICH7 Chipset FSB 800/1066/1333/1600(O.C.) Dual-Channel DDR2 1066(O.C*)/800/667 PCI Express x16 Realtek PCIe Gb Lan Featuring AI NET2 4x SATA 3Gb/s 6-CH HD audio EZ Flash2 & Crashfree BIOS3 Shop Modal header Intel® Quad Core Processor ReadyThis motherboard supports the latest Intel® Quad-core processors in LGA775 package. It´s excellent for multi-tasking, multi-media and enthusiastic gamers with 1600(O.C.)/1333 / 1066 / 800 MHz FSB. Intel® Quad-core is one of the most powerful CPU in the world. LGA775 Intel® Core™2 ProcessorThis motherboard supports the latest Intel® Core™2 processors in LGA775 package. It also can support Intel® next generation 45nm Multi-Core CPU. With new Intel® Core™ microarchitecture technology and 1600(O.C.)/1333 / 1066 / 800 MHz FSB, Intel® Core™2 processor is one of the most powerful and energy efficient CPU in the world. 64-bit CPU support64-bit computing, the next generation technology to replace the current 32-bit architecture, delivers advanced system performance, faster memory access and increased productivity. This motherboard provides excellent compatibility and flexibility by support Intel EM64T. Dual-Channel DDR2 1066 To attain top performance, ASUS engineers have successfully unleashed the true potential of DDR2 memory. While CPU is running under FSB1066/1333, ASUS´s exclusive technology offers a choice of DDR2 1066(O.C.) - providing great performance for 3D graphics and other memory demanding applications. PCI Express Architecture PCI Express is the latest I/O interconnect technology that will replace the existing PCI. With a bus bandwidth 2 times higher than that of AGP 8X interface, PCI Express x8 bus performs much better in applications such as 3D gaming. SATA 3Gb/sThis motherboard supports next-generation SATA hard drives based on the new SATA 3Gb/s storage specification. Gigabit LanThis capability ensures rapid transfer of data from WAN to LAN without any added arbitration or latency. Fanless designThe heat sinks and strategic board layout are tailor made to dissipate heat in the most efficient manner without noise. High Definition Audio Enjoy high-quality sound system on your PC! The onboard 6-channel HD audio (High Definition Audio, previously codenamed Azalia) CODEC enables high-quality audio output, jack-detect feature automatically. ASUS Q-Fan ASUS Q-Fan technology intelligently adjusts CPU fan speeds according to system loading to ensure quiet, cool and efficient operation. Max. 8 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. 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. ASUS CrashFree BIOS 3 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 Flash2EZ 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. MyLogo2Turn your favorite photos into 256-color boot logos to personalize your system. GreenASUSThe 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.