AMD Radeon HD 6870 's Advantages
Lower TDP (151W vs 230W)
AMD Radeon Pro WX 9100 's Advantages
Released 6 years and 9 months late
Boost Clock1500MHz
More VRAM (16GB vs 1GB)
Larger VRAM bandwidth (483.8GB/s vs 134.4GB/s)
2976 additional rendering cores