AMD's FX-8150 Bulldozer Benefits From New Compilers, Tuning

Written by Michael Larabel in Software on 18 April 2012. Page 6 of 7. 38 Comments
AMD Bulldozer bdver1 GCC 4.7 LLVM 3.1 Open64 Compiler

For the blur test in GraphicsMagick, over the K8 optimizations, the performance is improved by 8% with the Barcelona optimizations (namely SSE4A and ABM) and then goes up by an additional 9% with the first-generation Bulldozer instruction set additions (FMA4, AVX, XOP, LWP, AES, PCL_MUL, SSE4.2).

AMD Bulldozer bdver1 GCC 4.7 LLVM 3.1 Open64 Compiler

With the resizing operation, the Barcelona and bdver1 optimizations are also where the performance improvements are introduced.

AMD Bulldozer bdver1 GCC 4.7 LLVM 3.1 Open64 Compiler

The Barcelona instruction set additions improved the image sharpening speed by 35% and an additional 15% with the bdver1 additions.


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