We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M380 Mac Edition and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M380 Mac Edition 's Advantages
Released 1 years and 2 months late
Larger VRAM bandwidth (100.4GB/s vs 16.02GB/s)
384 additional rendering cores
NVIDIA GeForce 840M 's Advantages
Boost Clock has increased by 10% (1124MHz vs 1021MHz)