NVIDIA GeForce RTX 4090 's Advantages
Boost Clock has increased by 2% (2520MHz vs 2475MHz)
More VRAM (24GB vs 12GB)
10496 additional rendering cores
NVIDIA GeForce RTX 4070 's Advantages
Released 7 months late
Larger VRAM bandwidth (504.2TB/s vs 1.01TB/s)
Lower TDP (200W vs 450W)