NVIDIA GeForce GTX 460M 's Advantages
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (60.00GB/s vs 16.00GB/s)
96 additional rendering cores
NVIDIA GeForce 720A 's Advantages
Released 3 years and 10 months late
Boost Clock938MHz
Lower TDP (33W vs 50W)