ATI Radeon HD 5870 Mac Edition 's Advantages
Released 3 years and 1 months late
More VRAM (1024GB vs 768GB)
Larger VRAM bandwidth (153.0GB/s vs 103.7GB/s)
1472 additional rendering cores
NVIDIA GeForce 8800 Ultra 's Advantages
Lower TDP (171W vs 228W)