NVIDIA GeForce GTX 550 Ti 's Advantages
Released 3 years and 11 months late
More VRAM (1024GB vs 128GB)
Larger VRAM bandwidth (98.50GB/s vs 24.00GB/s)
160 additional rendering cores
NVIDIA GeForce 8600 GT Mac Edition 's Advantages
Lower TDP (47W vs 116W)