NVIDIA GeForce 9500M G 's Advantages
Larger VRAM bandwidth (25.60GB/s vs 16.02GB/s)
Lower TDP (20W vs 33W)
NVIDIA GeForce 840M 's Advantages
Released 5 years and 9 months late
Boost Clock1124MHz
More VRAM (2GB vs 512GB)
368 additional rendering cores