ATI Radeon HD 5770 Mac Edition 's Advantages
Released 3 years and 3 months late
More VRAM (1024GB vs 128GB)
Larger VRAM bandwidth (76.48GB/s vs 24.00GB/s)
768 additional rendering cores
NVIDIA GeForce 8600 GT Mac Edition 's Advantages
Lower TDP (47W vs 108W)