NVIDIA GeForce GTX 850A 's Advantages
Released 2 years and 10 months late
Boost Clock936MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (28.80GB/s vs 14.40GB/s)
592 additional rendering cores
NVIDIA GeForce GT 520MX 's Advantages
Lower TDP (20W vs 45W)