Zotac GeForce GTX 780 Ti AMP Edition 3GB GDDR5 PCI Express 3.0 HDMI DVI DisplayPort SLI Ready Graphics Card ZT-70504-10P 2,880 processor cores384-bit memory bus Engine clock (base): 1006MHz, (boost): 1072MHzMemory clock: 7200MHz Display Port 1.2 (4K ready)2 x DL-DVIVGA (with included adapter)1 x HDMI Quad simultaneous display capable HDCP compliant SLI bridge connectors (3-way SLI) NVIDIA GeForce driver Microsoft DirectX 11.2 (feature level 11_0)OpenGL 4.4Microsoft Windows 7/8 x86/x64 ED 480pHD 720pHD 1080iFull HD 1080pQuad full HD (4K) NVIDIA GPU Boost 2.0 technology NVIDIA Adaptive Vertical Sync Technology NVIDIA SMX shader architecture NVIDIA PhysX & CUDA technology NVIDIA 3D Vision Surround support NVIDIA SHIELD gaming-portable ready 700-watt power supply recommended265-watt max power consumption