NVIDIA GeForce 8400M GS 's Advantages
Lower TDP (11W vs 33W)
NVIDIA GeForce 845M 's Advantages
Released 8 years and 3 months late
Boost Clock1176MHz
More VRAM (2GB vs 256GB)
Larger VRAM bandwidth (40.10GB/s vs 6.400GB/s)
368 additional rendering cores