NVIDIA GeForce GTX 775M Mac Edition 's Advantages
Lower TDP (100W vs 185W)
AMD Radeon Pro 580 's Advantages
Released 3 years and 7 months late
Boost Clock1200MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (217.0GB/s vs 160.0GB/s)
960 additional rendering cores