NVIDIA GeForce GT 415M 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 14.40GB/s)
Lower TDP (12W vs 33W)
NVIDIA GeForce 825M 's Advantages
Released 3 years and 4 months late
Boost Clock941MHz
More VRAM (1024GB vs 512GB)
336 additional rendering cores