NVIDIA Quadro K620 's Advantages
Lower TDP (45W vs 50W)
NVIDIA Quadro T1000 Mobile GDDR6 's Advantages
Released 5 years and 11 months late
Boost Clock has increased by 47% (1650MHz vs 1124MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 28.80GB/s)
512 additional rendering cores