NVIDIA Quadro K5100M 's Advantages
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (115.2GB/s vs 80.13GB/s)
1152 additional rendering cores
NVIDIA Quadro P600 Mobile 's Advantages
Released 3 years and 7 months late
Boost Clock has increased by 110% (1620MHz vs 771MHz)
Lower TDP (40W vs 100W)