GCC 8 & LLVM Clang 6.0 Compiler Performance On AMD EPYC - November 2017

Given the continuously evolving state of open-source code compilers, especially for the newer AMD Zen "znver1" architecture, here is the latest installment of our compiler benchmarks. Tested for this article from and AMD EPYC 7601 processor were GCC 7.2, GCC 8.0.0, LLVM Clang 5.0, and LLVM Clang 6.0 SVN.