NVIDIA GeForce GTX 680M 's Advantages
Released 2 years and 5 months late
Boost Clock758MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (115.2GB/s vs 22.40GB/s)
1296 additional rendering cores
NVIDIA GeForce GT 325M 's Advantages
Lower TDP (23W vs 100W)