Comparison of AMD Radeon HD 8550D video card vs AMD Radeon Vega 11 Graphics video card by specs and benchmarks. AMD Radeon HD 8550D runs at 0.720 GHz base clock speed and has 2 GB of memory, while video card AMD Radeon Vega 11 Graphics runs at 0.720 GHz base clock speed and has 2 GB of memory. The weight is different, -- vs --. The TDP of the first video card is --, and the second is -- . Compare the benchmark results to find out which video card is better.