Comparison of AMD Radeon R6E video card vs AMD Radeon HD 7660D video card by specifications and benchmarks. AMD Radeon R6E runs at 0.760 GHz base clock speed and has 0 GB of memory, while video card AMD Radeon HD 7660D runs at 0.800 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.