NVIDIA GeForce GTX 660 OEM 's Advantages
Released 4 years and 2 months late
Boost Clock888MHz
More VRAM (1536GB vs 512GB)
Larger VRAM bandwidth (134.4GB/s vs 72.06GB/s)
832 additional rendering cores
ATI Radeon HD 3870 Mac Edition 's Advantages
Lower TDP (106W vs 130W)