We compared two Mobile platform GPUs: 256MB VRAM GeForce GT 120M Mac Edition 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
NVIDIA GeForce GT 120M Mac Edition 's Advantages
Lower TDP (14W vs 122W)
NVIDIA GeForce GTX 680MX Mac Edition 's Advantages