EVGA GeForce GTX TITAN Z Superclocked 12GB GDDR5 768bit PCI-E Graphic Card (12G-P4-3992-KR) Base Clock: 732 MHZBoost Clock: 915 MHzMemory Clock: 7000 MHz EffectiveCUDA Cores: 5760Bus Type: PCI-E 3.0 Memory Detail: 12288MB GDDR5Memory Bit Width: 768 BitMemory Speed: 0.28nsMemory Bandwidth: 672 GB/s NVIDIA PhysX technologyNVIDIA SLI ReadyNVIDIA SMX EngineNVIDIA GPU BoostNVIDIA Adaptive Vertical SyncNVIDIA SurroundSupports four concurrent displays Microsoft DirectX 12 API (feature level 11_0)SupportNVIDIA 3D Vision ReadyNVIDIA CUDA TechnologyPCI Express 3.0 Support OpenGL 4.4 SupportOpenCL SupportNVIDIA FXAA TechnologyNVIDIA TXAA TechnologyNVIDIA PureVideo HD Technology 700 Watt or greater power supply with aminimum of 42 Amp on the +12 volt rail. PCI Express, PCI Express 2.0 or PCI Express3.0 compliant motherboard with one graphicsslot. An available 6-pin PCI-E power connector andan available 8 pin PCI-E power connectorWindows 8 32/64bit, Windows 7 32/64bit,Windows Vista 32/64bit, Windows XP 32/64bit