NVIDIA GeForce RTX 4090 's Advantages
Released 8 months late
Boost Clock has increased by 47% (2520MHz vs 1710MHz)
More VRAM (24GB vs 12GB)
7424 additional rendering cores
NVIDIA GeForce RTX 3080 12 GB 's Advantages
Larger VRAM bandwidth (912.4TB/s vs 1.01TB/s)
Lower TDP (350W vs 450W)