NVIDIA GeForce GTX 660 's Advantages
Boost Clock1032MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (144.2GB/s vs 28.80GB/s)
864 additional rendering cores
NVIDIA GeForce GT 730 's Advantages
Released 1 years and 9 months late
Lower TDP (49W vs 140W)