NVIDIA GeForce GTX 780M 's Advantages
Released 4 years and 2 months late
Boost Clock797MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (160.0GB/s vs 60.80GB/s)
1408 additional rendering cores
NVIDIA GeForce GTX 280M 's Advantages
Lower TDP (75W vs 122W)