Comparison of Intel Iris Xe Graphics 64 (Alder Lake) video card vs AMD Radeon R7 - 512 (Merlin Falcon) video card by specs and benchmarks. Intel Iris Xe Graphics 64 (Alder Lake) runs at 0.300 GHz base clock speed and has 32 GB of memory, while video card AMD Radeon R7 - 512 (Merlin Falcon) runs at 0.300 GHz base clock speed and has 2 GB of memory. The weight is different, -- vs --. The TDP of the first video card is --, and the second is -- . Compare the benchmark results to find out which video card is better.