NVIDIA GeForce RTX 4090 's Advantages
Released 8 years and 10 months late
Boost Clock has increased by 172% (2520MHz vs 925MHz)
More VRAM (24GB vs 2GB)
15104 additional rendering cores
AMD Radeon R9 270 's Advantages
Larger VRAM bandwidth (179.2TB/s vs 1.01TB/s)
Lower TDP (150W vs 450W)