AMD Radeon HD 6630M Mac Edition 's Advantages
Lower TDP (26W vs 75W)
NVIDIA GeForce GTX 765M 's Advantages
Released 2 years and 4 months late
Boost Clock863MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (64.13GB/s vs 19.20GB/s)
288 additional rendering cores