NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Released 2 years and 2 months late
Boost Clock1058MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (192.3GB/s vs 12.48GB/s)
1216 additional rendering cores
ATI Radeon HD 5630 's Advantages
Lower TDP (39W vs 195W)