NVIDIA GeForce GTX 660 's Advantages
Larger VRAM bandwidth (144.2GB/s vs 112.2GB/s)
NVIDIA GeForce GTX 960 OEM 's Advantages
Released 3 years and 2 months late
Boost Clock has increased by 16% (1201MHz vs 1032MHz)
More VRAM (4GB vs 2GB)
64 additional rendering cores