NVIDIA GeForce GTX 660 's Advantages
Released 3 years and 2 months late
Boost Clock1032MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (144.2GB/s vs 25.60GB/s)
640 additional rendering cores
ATI Radeon HD 4670 AGP 's Advantages
Lower TDP (59W vs 140W)