NVIDIA GeForce GT 750M Mac Edition 's Advantages
Released 4 years and 2 months late
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (80.26GB/s vs 25.28GB/s)
64 additional rendering cores
ATI Mobility Radeon HD 4670 Mac Edition 's Advantages
Lower TDP (35W vs 50W)