ATI Radeon HD 2600 PRO AGP 's Advantages
Lower TDP (35W vs 185W)
AMD Radeon HD 7870 XT 's Advantages
Released 5 years and 5 months late
Boost Clock975MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (192.0GB/s vs 12.67GB/s)
1416 additional rendering cores