AMD Radeon R9 270 1024SP 's Advantages
Lower TDP (150W vs 350W)
NVIDIA GeForce RTX 3090 's Advantages
Released 5 years and 6 months late
Boost Clock has increased by 83% (1695MHz vs 925MHz)
More VRAM (24GB vs 2GB)
Larger VRAM bandwidth (936.2GB/s vs 153.6GB/s)
9472 additional rendering cores