NVIDIA GeForce GTX 680 Mac Edition 's Advantages
Released 3 years and 6 months late
Boost Clock1058MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (192.3GB/s vs 57.60GB/s)
1488 additional rendering cores
NVIDIA GeForce GT 230 's Advantages
Lower TDP (75W vs 195W)