Intel Broadwell: GCC 4.9 vs. LLVM Clang 3.5 Compiler Benchmarks
Written by Michael Larabel in Software on 30 January 2015. Page 3 of 4. 20 Comments

Anything using OpenMP will struggle until OpenMP is fully enabled within LLVM and Clang, which at this point shouldn't be too far away as Intel keeps mentioning.

The Himeno Poisson Pressure Solver was faster with the GNU Compiler Collection.

LLVM Clang continues to have much faster compile times than GCC (while also using less memory).

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