NVIDIA Quadro P520 Mobile 's Advantages
Released 12 years and 2 months late
Boost Clock1493MHz
More VRAM (2GB vs 1GB)
256 additional rendering cores
Lower TDP (18W vs 171W)
NVIDIA Quadro FX 5600 's Advantages
Larger VRAM bandwidth (76.80GB/s vs 48.06GB/s)