AMD Radeon R9 280X 's Advantages
Lower TDP (250W vs 300W)
AMD Radeon Pro V620 's Advantages
Released 8 years and 1 months late
Boost Clock has increased by 120% (2200MHz vs 1000MHz)
More VRAM (32GB vs 3GB)
Larger VRAM bandwidth (512.0GB/s vs 288.0GB/s)
2560 additional rendering cores