NVIDIA Tesla T4 's Advantages
Boost Clock has increased by 6% (1590MHz vs 1493MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (320.0GB/s vs 48.06GB/s)
2176 additional rendering cores
NVIDIA Quadro P520 Mobile 's Advantages
Released 8 months late
Lower TDP (18W vs 70W)