Fast Fourier Transform (CFFT3D) Performance - Two-Socket Servers

Configuration Information:

2 x AMD Opteron™ processors Model 6176 in Supermicro HIBQRF server, 32GB (8 x 4GB DDR3-1333) memory, SuSE Linux® Enterprise Server 11 SP1 64-bit, GCC 4.6.0 Compiler, AMD Core Math Library 5.0.0
Compiler Flags: -fopenmp -march=barcelona

2 x AMD Opteron™ processors Model 6276 in Supermicro HIBQRF server, 64GB (8 x 8GB DDR3-1600) memory, SuSE Linux® Enterprise Server 11 SP1 64-bit, GCC 4.6.0 Compiler, AMD Core Math Library 5.0.0
Compiler Flags: -mavx -mprefer-avx128 -mfma4 -fopenmp -march=bdver1

2 x AMD Opteron™ processors Model 6380 in Supermicro HIBQRF server, 64GB (8 x 8GB DDR3-1600) memory, SuSE Linux® Enterprise Server 11 SP2 64-bit, GCC 4.6.0 Compiler, AMD Core Math Library 5.0.0
Compiler Flags: -mavx -mprefer-avx128 -mfma4 -fopenmp -march=bdver1

Footnotes