NVIDIA GeForce GTX 675MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
1088 additional rendering cores
NVIDIA GeForce 830A 's Advantages
Released 1 years and 3 months late
Boost Clock1150MHz
More VRAM (2GB vs 1GB)
Lower TDP (33W vs 100W)