NVIDIA GeForce GTX 660 OEM 's Advantages
Released 4 years and 9 months late
Boost Clock888MHz
Larger VRAM bandwidth (134.4GB/s vs 51.33GB/s)
832 additional rendering cores
AMD FireStream 9170 's Advantages
More VRAM (2GB vs 1GB)
Lower TDP (105W vs 130W)