Quote Originally Posted by Phoronix
AMD's Open64 compiler tends to noticeably increase the performance overall for many applications/benchmarks running on their FX-8150 Bulldozer, but it was not the clear winner. Depending upon the workload, GCC and LLVM/Clang can still deliver a competitive advantage. Next up is a look at these compilers with various compiler-tuning options for the first-generation AMD Bulldozer processors.
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In some cases the improvements are huge. Should be interesting to see how Bulldozer will turn out in the long run