AMD Radeon Pro W6800 's Advantages
Released 7 years and 7 months late
Boost Clock has increased by 151% (2320MHz vs 925MHz)
More VRAM (32GB vs 2GB)
Larger VRAM bandwidth (512.0GB/s vs 179.2GB/s)
2560 additional rendering cores
AMD Radeon R9 270 's Advantages
Lower TDP (150W vs 250W)