NVIDIA GeForce GTX 675MX Mac Edition 's Advantages
Released 5 years and 3 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (160.0GB/s vs 25.60GB/s)
1224 additional rendering cores
ATI Mobility Radeon HD 3670 's Advantages
Lower TDP (30W vs 100W)