NVIDIA Tesla K80 's Advantages
More VRAM (12GB vs 4GB)
Larger VRAM bandwidth (240.6GB/s vs 80.13GB/s)
2112 additional rendering cores
NVIDIA Quadro P600 Mobile 's Advantages
Released 2 years and 3 months late
Boost Clock has increased by 97% (1620MHz vs 824MHz)
Lower TDP (40W vs 300W)