NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Boost Clock1058MHz
Larger VRAM bandwidth (192.3GB/s vs 96.00GB/s)
896 additional rendering cores
AMD Radeon Pro WX 3200 's Advantages
Released 6 years and 3 months late
More VRAM (4GB vs 2GB)
Lower TDP (65W vs 195W)