AMD Radeon RX 6900 XT 's Advantages
Released 11 years and 9 months late
Boost Clock2250MHz
More VRAM (16GB vs 512GB)
Larger VRAM bandwidth (512.0GB/s vs 108.8GB/s)
4320 additional rendering cores
ATI Radeon HD 4870 Mac Edition 's Advantages
Lower TDP (150W vs 300W)