AMD Radeon HD 7970 GHz Edition 's Advantages
Released 1 years and 2 months late
Boost Clock1050MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 14.40GB/s)
2000 additional rendering cores
NVIDIA GeForce GT 520 PCI 's Advantages
Lower TDP (29W vs 300W)