NVIDIA GeForce GTX 780M Mac Edition 's Advantages
Released 1 years and 8 months late
Boost Clock797MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
1440 additional rendering cores
NVIDIA GeForce GT 630M 's Advantages
Lower TDP (33W vs 122W)