Extreme 2D power save and 3D performance boost! - ASUS Super Hybrid Engine- Exclusive Hybrid Cooler - ASUS iTracker - Auto Phase Switch- Advanced Dynamic GPU Loading Detection Shop Modal header Extreme 2D power save and 3D performance boost! ASUS Exclusive Innovation ASUS Features ASUS Super Hybrid Engine Multi-level GPU and Memory voltage adjustment for extreme power save and performance boost! ASUS Exclusive Hybrid CoolerInnovative Hybrid Cooler offering 2D silent cooling and 3D extreme cooling Auto Phase SwitchOptimizing power supplied from Power Phase to provide maximum power efficiency! Advanced Dynamic GPU loading DetectionMore active protection against overheating by automatic fan speed adjustment via GPU loading when temperature increases iTracker:Intelligent hardware monitoring and adjustment application with preset profiles for easy user selection Graphics GPU FeaturesATI® Radeon® HD 4850PCI Express&PCI Express 2.0supportATI CrossFireX™: plug-and-play ATI CrossFireX technology with up to quad-GPU support.Microsoft DirectX 10.1 and Shader Model 4.1 support I/O SpecificationsPCI-Express 2.0HDMI 1.3HDTV-outDVID-SubHDCP compliant