NVIDIA GeForce GTX 680 's Advantages
Lower TDP (195W vs 250W)
NVIDIA GeForce GTX 1080 Ti 12 GB 's Advantages
Boost Clock has increased by 58% (1670MHz vs 1058MHz)
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (528.4GB/s vs 192.3GB/s)
1664 additional rendering cores