NVIDIA GeForce RTX 4090D 's Advantages
Released 11 years and 4 months late
Boost Clock has increased by 157% (2520MHz vs 980MHz)
More VRAM (24GB vs 2GB)
Larger VRAM bandwidth (1008GB/s vs 144.2GB/s)
13248 additional rendering cores
NVIDIA GeForce GTX 660 Ti 's Advantages
Lower TDP (150W vs 425W)