NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Larger VRAM bandwidth (192.3GB/s vs 192.2GB/s)
768 additional rendering cores
NVIDIA P106 090 's Advantages
Released 4 years and 3 months late
Boost Clock has increased by 45% (1531MHz vs 1058MHz)
More VRAM (3GB vs 2GB)
Lower TDP (75W vs 195W)