NVIDIA Quadro M2000M 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (80.19GB/s vs 40.10GB/s)
384 additional rendering cores
NVIDIA Quadro P500 Mobile 's Advantages
Released 2 years and 1 months late
Boost Clock has increased by 38% (1518MHz vs 1098MHz)
Lower TDP (18W vs 55W)