ATI Radeon HD 5870 's Advantages
Lower TDP (188W vs 300W)
AMD Radeon HD 7970 GHz Edition 's Advantages
Released 2 years and 9 months late
Boost Clock1050MHz
More VRAM (3GB vs 1GB)
Larger VRAM bandwidth (288.0GB/s vs 153.6GB/s)
448 additional rendering cores