AMD Radeon HD 6750M Mac Edition 's Advantages
Lower TDP (35W vs 100W)
NVIDIA GeForce GTX 680M 's Advantages
Released 1 years and 2 months late
Boost Clock758MHz
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (115.2GB/s vs 50.82GB/s)
864 additional rendering cores