NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Larger VRAM bandwidth (288.4GB/s vs 80.19GB/s)
1280 additional rendering cores
NVIDIA GeForce GTX 950 OEM 's Advantages
Released 2 years and 4 months late
Boost Clock has increased by 33% (1203MHz vs 902MHz)
More VRAM (4GB vs 3GB)