NVIDIA GeForce GTX TITAN Z 's Advantages
More VRAM (6GB vs 3GB)
Larger VRAM bandwidth (336.0GB/s vs 192.2GB/s)
2112 additional rendering cores
NVIDIA P106 090 's Advantages
Released 3 years and 2 months late
Boost Clock has increased by 75% (1531MHz vs 876MHz)
Lower TDP (75W vs 375W)