ATI Radeon HD 2600 PRO AGP 's Advantages
Lower TDP (35W vs 175W)
AMD Radeon HD 6870 1600SP Edition 's Advantages
Released 5 years and 7 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (134.4GB/s vs 12.67GB/s)
1480 additional rendering cores