NVIDIA GeForce GTX 660 's Advantages
64 additional rendering cores
NVIDIA T1000 's Advantages
Released 8 years and 8 months late
Boost Clock has increased by 35% (1395MHz vs 1032MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 144.2GB/s)
Lower TDP (50W vs 140W)