NVIDIA GeForce GTX 850A 's Advantages
Released 5 years and 8 months late
Boost Clock936MHz
More VRAM (2GB vs 1024GB)
528 additional rendering cores
Lower TDP (45W vs 75W)
NVIDIA GeForce 9800M GTX 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 28.80GB/s)