NVIDIA GeForce RTX 4090 's Advantages
Released 10 years and 1 months late
Boost Clock has increased by 157% (2520MHz vs 980MHz)
More VRAM (24GB vs 2GB)
15040 additional rendering cores
NVIDIA GeForce GTX 660 Ti 's Advantages
Larger VRAM bandwidth (144.2TB/s vs 1.01TB/s)
Lower TDP (150W vs 450W)