EVGA GeForce GT730 2048MB GDDR5 902MHZ Base Clock 5000 MHz Memory Clock 96 CUDA Cores PCI-E 2.0 Memory Bit Width: 64 bit Memory Bandwidth: 40 GB/sec Features: NVIDIA PhysX technology PCI Express 2.0 support NVIDIA SMX Engine NVIDIA Adaptive Vertical Sync Microsoft DirectX 12 API (feature level 11_0) Support NVIDIA 3D Vision Ready*** NVIDIA CUDA Technology OpenGL 4.4 Support OpenCL Support NVIDIA FXAA Technology NVIDIA TXAA Technology NVIDIA PureVideo HD Technology. Requirements: 300 Watt or greater power supply with a minimum of 20 Amp on the +12 volt rail.**** PCI Express PCI Express 2.0 or PCI Express 3.0 compliant motherboard with one graphics slot. Windows 8 32/64bit Windows 7 32/64bit Windows Vista 32/64bit Windows XP 32/64bit