Comparison of Intel Iris Pro Graphics 580 video card vs AMD Radeon R4 (Kaveri) video card by specifications and benchmarks. Intel Iris Pro Graphics 580 runs at 0.350 GHz base clock speed and has 32 GB of memory, while video card AMD Radeon R4 (Kaveri) runs at 0.490 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.