NVIDIA GeForce RTX 3090 's Advantages
Larger VRAM bandwidth (936.2GB/s vs 864.0GB/s)
NVIDIA L20 's Advantages
Released 3 years and 2 months late
Boost Clock has increased by 49% (2520MHz vs 1695MHz)
More VRAM (48GB vs 24GB)
1280 additional rendering cores
Lower TDP (275W vs 350W)