NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Released 5 years late
Boost Clock1058MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (192.3GB/s vs 52.99GB/s)
1216 additional rendering cores
ATI Radeon HD 3850 X2 's Advantages
Lower TDP (140W vs 195W)