ATI Radeon HD 4870 's Advantages
Lower TDP (150W vs 230W)
AMD Radeon Pro WX 8100 's Advantages
Released 9 years and 6 months late
Boost Clock1500MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (512.0GB/s vs 115.2GB/s)
2784 additional rendering cores