Comparison of AMD Radeon HD 8650D video card vs AMD Radeon HD 6520G video card by specs and benchmarks. AMD Radeon HD 8650D runs at 0.720 GHz base clock speed and has 2 GB of memory, while video card AMD Radeon HD 6520G runs at 0.720 GHz base clock speed and has 1 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.