NVIDIA GeForce GTX 860M 's Advantages
Released 4 years and 7 months late
Boost Clock1085MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (80.19GB/s vs 51.20GB/s)
544 additional rendering cores
NVIDIA GeForce GTS 250M 's Advantages
Lower TDP (28W vs 75W)