AMD Radeon Pro Vega 20 's Advantages
Released 4 years and 3 months late
Boost Clock has increased by 66% (1283MHz vs 775MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (189.4GB/s vs 72.00GB/s)
640 additional rendering cores
AMD FirePro S4000X 's Advantages
Lower TDP (45W vs 100W)