NVIDIA Tesla T4 's Advantages
Released 7 months late
Boost Clock has increased by 17% (1590MHz vs 1354MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (320.0GB/s vs 80.13GB/s)
2048 additional rendering cores
NVIDIA Quadro P620 's Advantages
Lower TDP (40W vs 70W)