Product DescriptionPRODUCT FEATURES:NVIDIA unified architecture with GigaThread technologyFull Microsoft DirectX 10 Shader Model 4.0 supportTrue 128-bit floating point high dynamic-range (HDR)PCI Express 2.0OpenGL 2.1 optimizations and supportActive heatsinkDVI-I output digitalDual slot designGraphics Card takes up 2 slots on a motherboard2nd Generation Unified Shader ArchitectureNVIDIA CUDA supportNVIDIA PhysX ready2-Way SLI support3-Way SLI supportNVIDIA PureVideo HD technologyNVIDIA Hybrid Power technology65nm technology