NVIDIA GeForce GTX 660 Rev. 2 's Advantages
Released 3 years and 11 months late
Boost Clock1032MHz
More VRAM (2GB vs 1536GB)
Larger VRAM bandwidth (144.2GB/s vs 43.20GB/s)
816 additional rendering cores
NVIDIA GeForce GT 440 OEM 's Advantages
Lower TDP (65W vs 140W)