NVIDIA Quadro GP100 's Advantages
More VRAM (16GB vs 4GB)
Larger VRAM bandwidth (732.2GB/s vs 96.13GB/s)
3072 additional rendering cores
NVIDIA Quadro P620 Mobile 's Advantages
Released 1 years and 4 months late
Boost Clock has increased by 0% (1443MHz vs 1442MHz)
Lower TDP (40W vs 235W)