NVIDIA GeForce RTX 4090 's Advantages
Released 9 years and 11 months late
Boost Clock2520MHz
More VRAM (24GB vs 1GB)
16304 additional rendering cores
ATI Radeon HD 5490 's Advantages
Larger VRAM bandwidth (8.000TB/s vs 1.01TB/s)
Lower TDP (19W vs 450W)