NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Lower TDP (195W vs 320W)
NVIDIA CMP 90HX 's Advantages
Released 8 years and 3 months late
Boost Clock has increased by 62% (1710MHz vs 1058MHz)
More VRAM (10GB vs 2GB)
Larger VRAM bandwidth (760.3GB/s vs 192.3GB/s)
4864 additional rendering cores