NVIDIA Quadro K6000 's Advantages
Lower TDP (225W vs 260W)
NVIDIA Quadro RTX 6000 's Advantages
Released 5 years and 1 months late
Boost Clock has increased by 96% (1770MHz vs 902MHz)
More VRAM (24GB vs 12GB)
Larger VRAM bandwidth (672.0GB/s vs 288.4GB/s)
1728 additional rendering cores