NVIDIA GeForce GTX TITAN X 's Advantages
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (336.6GB/s vs 112.2GB/s)
2048 additional rendering cores
NVIDIA GeForce GTX 960 's Advantages
Boost Clock has increased by 8% (1178MHz vs 1089MHz)
Lower TDP (120W vs 250W)