AMD Radeon HD 8990 OEM 's Advantages
Boost Clock1000MHz
AMD Radeon R9 FURY X 's Advantages
Released 2 years and 2 months late
More VRAM (4GB vs 3GB)
Larger VRAM bandwidth (512.0GB/s vs 288.0GB/s)
2048 additional rendering cores
Lower TDP (275W vs 375W)