AMD Radeon RX 550 's Advantages
Lower TDP (50W vs 150W)
AMD Radeon RX 570X 's Advantages
Released 1 years late
Boost Clock has increased by 5% (1244MHz vs 1183MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 112.0GB/s)
1536 additional rendering cores