ATI Radeon HD 3870 Mac Edition 's Advantages
Lower TDP (106W vs 230W)
NVIDIA GeForce GTX 770 's Advantages
Released 4 years and 11 months late
Boost Clock1085MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (224.4GB/s vs 72.06GB/s)
1216 additional rendering cores