AMD Radeon Pro V620 's Advantages
More VRAM (32GB vs 12GB)
Larger VRAM bandwidth (512.0GB/s vs 456.0GB/s)
2048 additional rendering cores
Intel Arc B580 's Advantages
Released 3 years and 1 months late
Boost Clock has increased by 21% (2670MHz vs 2200MHz)
Lower TDP (190W vs 300W)