ATI Mobility Radeon HD 4670 Mac Edition 's Advantages
Lower TDP (35W vs 75W)
NVIDIA GeForce GTX 960M 's Advantages
Released 5 years and 6 months late
Boost Clock1176MHz
More VRAM (4GB vs 256GB)
Larger VRAM bandwidth (80.19GB/s vs 25.28GB/s)
320 additional rendering cores