We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M485X and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M485X 's Advantages
Released 3 years and 7 months late
More VRAM (8GB vs 2GB)
512 additional rendering cores
NVIDIA GeForce GTX 680MX Mac Edition 's Advantages