NVIDIA GeForce GT 650M 's Advantages
Boost Clock has increased by 19% (950MHz vs 797MHz)
Lower TDP (45W vs 122W)
NVIDIA GeForce GTX 780M 's Advantages
Released 1 years and 2 months late
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)
1152 additional rendering cores