NVIDIA GeForce GTX 460M 's Advantages
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (60.00GB/s vs 14.40GB/s)
NVIDIA GeForce 825M 's Advantages
Released 3 years and 4 months late
Boost Clock941MHz
192 additional rendering cores
Lower TDP (33W vs 50W)