AMD Radeon Instinct MI250 's Advantages
Released 7 years and 4 months late
Boost Clock has increased by 51% (1700MHz vs 1124MHz)
More VRAM (128GB vs 2GB)
Larger VRAM bandwidth (3277GB/s vs 28.80GB/s)
12928 additional rendering cores
NVIDIA Quadro K620 's Advantages
Lower TDP (45W vs 500W)