NVIDIA GeForce GTX 470M 's Advantages
Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)
32 additional rendering cores
NVIDIA GeForce 830M 's Advantages
Released 3 years and 6 months late
Boost Clock1150MHz
More VRAM (2GB vs 1536GB)
Lower TDP (33W vs 75W)