NVIDIA NVS 810 's Advantages
Released 3 years and 3 months late
Boost Clock has increased by 16% (1033MHz vs 888MHz)
More VRAM (2GB vs 1536GB)
Lower TDP (68W vs 130W)
NVIDIA GeForce GTX 660 OEM 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)
640 additional rendering cores