Comparison of AMD Radeon HD 6520G video card vs Intel HD Graphics 3000 video card by specifications and benchmarks. AMD Radeon HD 6520G runs at 0.400 GHz base clock speed and has 1 GB of memory, while video card Intel HD Graphics 3000 runs at 0.850 GHz base clock speed and has 2 GB of memory. The TDP of the first video card is --, and the second is --. Compare the table of benchmark results to find out which graphic card is better.