NVIDIA GeForce GTX 775M Mac Edition 's Advantages
Released 3 years and 10 months late
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)
1264 additional rendering cores
ATI Mobility Radeon HD 5145 's Advantages
Lower TDP (15W vs 100W)