AMD Radeon RX 470 's Advantages
Boost Clock has increased by 2% (1206MHz vs 1183MHz)
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (211.2GB/s vs 112.0GB/s)
1536 additional rendering cores
AMD Radeon RX 550 's Advantages
Released 8 months late
Lower TDP (50W vs 120W)