Comparison of ASUS Phoenix Radeon RX 550 4G EVO video card vs Sapphire Nitro+ Radeon RX Vega 64 LE video card by specifications and benchmarks. ASUS Phoenix Radeon RX 550 4G EVO runs at 1.100 GHz base clock speed and has 4 GB of GDDR5 memory, while video card Sapphire Nitro+ Radeon RX Vega 64 LE runs at 1.423 GHz+ 14 % base clock speed and has 8 GB of HBM2 memory. The TDP of the first video card is 50 W, and the second is 295 W. Compare the table of benchmark results to find out which graphic card is better.