NVIDIA TITAN Xp 's Advantages
More VRAM (12GB vs 8GB)
Larger VRAM bandwidth (547.6GB/s vs 512.0GB/s)
1536 additional rendering cores
AMD Radeon Pro V520 's Advantages
Released 3 years and 8 months late
Boost Clock has increased by 1% (1600MHz vs 1582MHz)
Lower TDP (225W vs 250W)