NVIDIA Quadro FX 4700 X2 's Advantages
Larger VRAM bandwidth (51.20GB/s vs 48.06GB/s)
NVIDIA Quadro P520 Mobile 's Advantages
Released 11 years and 1 months late
Boost Clock1493MHz
More VRAM (2GB vs 1GB)
256 additional rendering cores
Lower TDP (18W vs 226W)