PNY GTX 780 Ti XLR8 Enthusiast Edition VCGGTX780T3XPB Graphics Cards VCGGTX780T3XPB PCI-E 3.0 CUDA Core: 2880 Core Clock (MHz): 876 MHz Boost Clock (MHz): 928 Memory Frequency: 7010MHz (effective) MAX OC Technology NVIDIA GPU Boost 2.0 Microsoft DirectX 11.2 (feature 11_0)