NVIDIA GeForce GT 650M 's Advantages
Lower TDP (45W vs 75W)
NVIDIA GeForce GTX 860M 's Advantages
Released 1 years and 10 months late
Boost Clock has increased by 14% (1085MHz vs 950MHz)
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (80.19GB/s vs 28.80GB/s)
256 additional rendering cores