NVIDIA GeForce GTX 680MX Mac Edition 's Advantages
128 additional rendering cores
AMD Radeon Pro W5500M 's Advantages
Released 7 years and 4 months late
Boost Clock1700MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 160.0GB/s)
Lower TDP (85W vs 122W)