AMD Radeon Pro W6800X 's Advantages
Released 6 years and 5 months late
Boost Clock has increased by 126% (2087MHz vs 925MHz)
More VRAM (32GB vs 2GB)
Larger VRAM bandwidth (512.0GB/s vs 153.6GB/s)
2816 additional rendering cores
AMD Radeon R9 270 1024SP 's Advantages
Lower TDP (150W vs 200W)