ATI Radeon HD 5770 Mac Edition 's Advantages
Released 2 years and 6 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (76.48GB/s vs 51.14GB/s)
736 additional rendering cores
NVIDIA GeForce 8800 GS Mac Edition 's Advantages
Lower TDP (105W vs 108W)