EVGA GeForce GTX 780Ti 3GB GDDR5 384-Bit Dual-Link DVI-I DVI-D HDMI DP SLI Graphics Card 03G-P4-2888-KR Microsoft DirectX 12 API (feature level 11_0) Support Base Clock: 1020 MHz Boost Clock: 1085 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