NVIDIA GeForce GTX 780M Mac Edition 's Advantages
Released 1 years and 7 months late
Boost Clock797MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 64.00GB/s)
1024 additional rendering cores
AMD Radeon HD 7770M 's Advantages
Lower TDP (32W vs 122W)