AMD Radeon Pro V620 's Advantages
Released 13 years and 3 months late
Boost Clock2200MHz
More VRAM (32GB vs 1GB)
Larger VRAM bandwidth (512.0GB/s vs 115.2GB/s)
3808 additional rendering cores
ATI Radeon HD 4870 X2 's Advantages
Lower TDP (286W vs 300W)