AMD Radeon HD 8990 OEM 's Advantages
Released 4 years and 4 months late
Boost Clock1000MHz
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (288.0GB/s vs 25.34GB/s)
1728 additional rendering cores
ATI Radeon HD 4730 OEM 's Advantages
Lower TDP (110W vs 375W)