AMD Radeon R9 255 OEM 's Advantages
Lower TDP (65W vs 150W)
AMD Radeon RX 570 's Advantages
Released 3 years and 4 months late
Boost Clock has increased by 34% (1244MHz vs 930MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 73.60GB/s)
1536 additional rendering cores