EVGA GeForce GTX TITAN X 12GB GAMING, Play 4k with Ease Graphics Card 12G-P4-2990-KR Virtual Reality Ready Great for 4K (GeForce GTX 980 Ti & above) DirectX12 Ready Gamestream to NVIDIA SHIELD EVGA GTX TITAN X delivers unrivaled graphics, acoustic thermal and power-efficient performance. EVGA's 24/7 Technical Support; Base Clock: 1000 MHz / Boost Clock: 1075 MHz Memory Clock: 7010 MHz Effective; CUDA Cores: 3072; Memory Detail: 12288MB GDDR5 Recommended PSU:600W or greater power supply