AMD® AM2+ Quad-Core CPU/AM2 CPU Support AMD 140W CPU Support NVIDIA nForce 630a Chipset Max. 8GB Dual channel DDR2 1066 PCI Express x16 architecture 4 x SATA 300MB/s RAID 0,RAID 1, RAID0+1,RAID 5 and JBOD Optical S/PDIF out port at back I/O Shop Modal header AMD® Socket AM2+ Phenom™ FX / Phenom™ / Athlon™ SupportThis motherboard supports 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 SupportThis 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. Dual channel DDR2 1066 SupportDDR2 1066 memory provides great performance for 3D graphics and other memory demanding applications on next generation memory technology. AMD Cool ´n´ Quiet! Technology M3N78 supports AMD Cool ´n´ Quiet! Technology, which monitors system operation and automatically adjusts CPU voltage and frequency for a cool and quiet environment. Serial ATA 3Gb/s This motherboard supports next-generation SATA hard drives based on the new SATA 3Gb/s storage specification, allowing RAID 0, RAID 1,RAID 0+1,RAID 5 and JBOD configurations for five SATA connectors. ASUS Express GateInstant Internet Access without Entering Windows!With only 5 seconds boot-up time, the ASUS Express Gate allows you to instantly surf the Internet without entering Windows or the Hard Disk. You can now enjoy Skype, IM, YouTube, webmail and internet file downloads and sharing whenever and wherever you want! *The actual boot time is subject to hardware configurations and product models ASUS EZ Flash2 With ASUS EZ Flash, you can update BIOS before entering operating system. No more DOS-based flash utility and bootable diskette required. ASUS CrashFree BIOS3The 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 Q-FanASUS Q-Fan technology intelligently adjusts CPU fan speeds according to system loading to ensure quiet, cool and efficient operation. AI NET2Diagnose LAN connection before entering OS!AI NET2 remotely detects cable connection the second you turn on the system, and any faulty connections are reported back up to 100 meters at 1 meter accuracy. MyLogo2Personalize 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.