NVIDIA Quadro K4000 's Advantages
Lower TDP (80W vs 260W)
NVIDIA Quadro RTX 8000 's Advantages
Released 5 years and 5 months late
Boost Clock1770MHz
More VRAM (48GB vs 3GB)
Larger VRAM bandwidth (672.0GB/s vs 134.8GB/s)
3840 additional rendering cores