Comparison of AMD Radeon R5 - 256 (Merlin Falcon) video card vs AMD Custom Radeon Graphics (XBox Series S) video card by specifications and benchmarks. AMD Radeon R5 - 256 (Merlin Falcon) runs at 0.800 GHz base clock speed and has 2 GB of memory, while video card AMD Custom Radeon Graphics (XBox Series S) runs at 1.570 GHz base clock speed and has 8 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.