Comparison of MSI Radeon 550 AERO ITX 2G OC video card vs PowerColor Red Dragon Radeon RX 550 4GB GDDR5 V2 video card by specifications and benchmarks. MSI Radeon 550 AERO ITX 2G OC runs at 1.100 GHz base clock speed and has 2 GB of GDDR5 memory, while video card PowerColor Red Dragon Radeon RX 550 4GB GDDR5 V2 runs at 1.100 GHz base clock speed and has 4 GB of GDDR5 memory. The TDP of the first video card is 50 W, and the second is 50 W. Compare the table of benchmark results to find out which graphic card is better.