We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7970M and 1024MB VRAM Mobility Radeon HD 5850 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970M 's Advantages
Released 2 years and 3 months late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (153.6GB/s vs 64.00GB/s)
480 additional rendering cores
ATI Mobility Radeon HD 5850 Mac Edition 's Advantages