EVGA GeForce GTX 780 Ti Superclocked, 3GB, 3072MB,GDDR5 384bit, Dual-Link DVI-I, DVI-D, HDMI,DP, SLI Ready Graphics Card (03G-P4-2883-KR) Microsoft DirectX 12 API (feature level 11_0) Support Base Clock: 980 MHz Boost Clock: 1046 MHz Memory Clock: 7000 MHz Effective CUDA Cores: 2880 3072MB GDDR5 384bit Memory Nvidia TXAA Technology, Nvidia GPU Boost 2.0, Nvidia Adaptive Vertical Sync, Nvidia Surround, Support for Concurrent Displays, Nvidia PhysX, Nvidia 3D Vision Ready, Nvidia SLI Ready, Nvidia CUDA Technology PCI express 3.0