@codewiz They tune everything for Intel CPUs. Software is build with a recent GCC with optimisations enabled for modern Intel CPUs. The drawback is that it’s less compatible that Ubuntu. The Clear installer has does a compatibility check before proceeding to make sure it will run on the target machine.
Clear Linux OS is highly tuned for Intel platforms Clear Linux OS optimizes across the whole stack: the platform, kernel, math libraries, middleware layers, frameworks, and runtime.