AMD Radeon Pro V620 's Advantages
Released 7 years and 9 months late
Boost Clock has increased by 138% (2200MHz vs 925MHz)
More VRAM (32GB vs 2GB)
Larger VRAM bandwidth (512.0GB/s vs 179.2GB/s)
3584 additional rendering cores
AMD Radeon R7 265 's Advantages
Lower TDP (150W vs 300W)