NVIDIA GeForce 8800 GT Mac Edition 's Advantages
Lower TDP (125W vs 170W)
NVIDIA GeForce GTX 560 Ti X2 's Advantages
Released 2 years and 11 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (128.3GB/s vs 57.60GB/s)
272 additional rendering cores