ATI Radeon X1600 PRO AGP 's Advantages
Lower TDP (41W vs 185W)
AMD Radeon RX 580 's Advantages
Released 9 years and 6 months late
Boost Clock1340MHz
More VRAM (8GB vs 256GB)
Larger VRAM bandwidth (256.0GB/s vs 12.48GB/s)
2304 additional rendering cores