We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 Mac Edition and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5870 Mac Edition 's Advantages
Lower TDP (228W vs 250W)
NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages