NVIDIA Tesla M40 24 GB 's Advantages
More VRAM (24GB vs 16GB)
512 additional rendering cores
NVIDIA Quadro P5000 's Advantages
Released 11 months late
Boost Clock has increased by 56% (1733MHz vs 1112MHz)
Larger VRAM bandwidth (288.5GB/s vs 288.4GB/s)
Lower TDP (180W vs 250W)