NVIDIA GeForce GTX 950M 's Advantages
Released 5 years and 9 months late
Boost Clock1124MHz
More VRAM (4GB vs 1024GB)
544 additional rendering cores
NVIDIA GeForce GTS 260M 's Advantages
Larger VRAM bandwidth (57.60GB/s vs 28.80GB/s)
Lower TDP (38W vs 75W)