Comparison of Intel HD Graphics Ironlake (Arrandale) video card vs Intel Iris Pro Graphics P580 video card by specifications and benchmarks. Intel HD Graphics Ironlake (Arrandale) runs at 0.170 GHz base clock speed and has 2 GB of memory, while video card Intel Iris Pro Graphics P580 runs at 0.350 GHz base clock speed and has 64 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.