NVIDIA GeForce GTX 870M 's Advantages
Released 5 years and 8 months late
Boost Clock967MHz
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (120.0GB/s vs 51.14GB/s)
1280 additional rendering cores
NVIDIA GeForce 9800S 's Advantages
Lower TDP (75W vs 100W)