Comparison of Intel Iris Plus Graphics 645 video card vs AMD Radeon 8 Graphics (Renoir) video card by specifications and benchmarks. Intel Iris Plus Graphics 645 runs at 0.300 GHz base clock speed and has 32 GB of memory, while video card AMD Radeon 8 Graphics (Renoir) runs at 2.100 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.