NVIDIA GeForce GTX 660 OEM 's Advantages
Released 1 years and 5 months late
Boost Clock888MHz
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (134.4GB/s vs 9.600GB/s)
1072 additional rendering cores
ATI Radeon HD 5530 's Advantages
Lower TDP (19W vs 130W)