NVIDIA GeForce GTX 660 OEM 's Advantages
Released 2 years and 6 months late
Boost Clock888MHz
More VRAM (1536GB vs 1024GB)
Larger VRAM bandwidth (134.4GB/s vs 51.20GB/s)
1056 additional rendering cores
NVIDIA GeForce GT 330 OEM 's Advantages
Lower TDP (75W vs 130W)