Ultra Durable 3 technology with 2oz copper PCB design Innovative Smart 6 technology for Smarter PC management New Dynamic Energy Saver 2 technology enables best energy efficiency Support ATI CrossFireX for ultimate graphics performance Features high speed Gigabit Ethernet connection XHD technology accelerating hard drive performance with ease AutoGreen technology Greening your PC via Bluetooth cellphone Patented GIGABYTE DualBIOS technology delivering highest level failure protection Home theater quality 8-channel High Definition Audio Compatible with Windows 7 to deliver the best operation experience