AMD Radeon RX Vega 56 's Advantages
Boost Clock has increased by 24% (1471MHz vs 1183MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (409.6GB/s vs 96.00GB/s)
3072 additional rendering cores
AMD Radeon RX 550X 's Advantages
Released 1 years and 4 months late
Lower TDP (50W vs 210W)