EVGA GeForce GTX TITAN Z Hydro Copper 12GB GDDR5 384-Bit Graphics Cards 12G-P4-3999-KR Base Clock: 758 MHZ, Boost Clock: 941 MHz, Memory Clock: 7000 MHz Effective, CUDA Cores: 5760, Bus Type: PCI-E 3.0, Memory Detail: 12288MB GDDR5, Memory Bit Width: 768 Bit, Memory Speed: 0.28ns, Memory Bandwidth: 672 GB/s NVIDIA SLI Ready, SMX Engine, GPU Boost, Adaptive Vertical Sync, Surround, Supports four concurrent displays, Microsoft DirectX 12 API (feature level 11_0) Support NVIDIA 3D Vision Ready, CUDA Technology, PCI Express 3.0 Support, OpenGL 4.4 Support, Open CL Support, FXAA Technology, TXAA Technology