NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Released 6 years and 9 months late
Boost Clock1032MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (144.2GB/s vs 52.48GB/s)
832 additional rendering cores
NVIDIA GeForce 8800 GTS 512 's Advantages
Lower TDP (135W vs 140W)