AMD Radeon Pro SSG 's Advantages
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (483.8GB/s vs 96.00GB/s)
3328 additional rendering cores
NVIDIA RTX A400 's Advantages
Released 6 years and 8 months late
Boost Clock has increased by 17% (1762MHz vs 1500MHz)
Lower TDP (50W vs 260W)