AMD Radeon HD 7990 's Advantages
Released 3 years and 1 months late
Boost Clock1000MHz
More VRAM (3GB vs 1280GB)
Larger VRAM bandwidth (288.0GB/s vs 133.9GB/s)
1600 additional rendering cores
NVIDIA GeForce GTX 470 's Advantages
Lower TDP (215W vs 375W)