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Intel Core i7-4790K testing with a ASUS SABERTOOTH Z97 MARK 2 and MSI NVIDIA GeForce GTX 760 2048MB on Ubuntu 14.04 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/1702272-RI-L6907128841.

lProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerDisplay DriverCompilerFile-SystemScreen Resolutionll1l2l3l4l5Intel Core i7-4790K @ 4.00GHz (8 Cores)ASUS SABERTOOTH Z97 MARK 2Intel 4th Gen Core DRAM32768MB256GB Samsung SSD 840 + 3001GB Western Digital WD30EZRX-00SMSI NVIDIA GeForce GTX 760 2048MB (405/324MHz)Realtek ALC1150Intel ConnectionUbuntu 14.043.13.0-107-generic (x86_64)Xfce 4.10X Server 1.15.1nouveau 1.0.10GCC 4.8.4 + LLVM 3.8.0ext42560x1417OpenBenchmarking.orgCompiler Details- --build=x86_64-linux-gnu --disable-browser-plugin --disable-libmudflap --disable-werror --enable-checking=release --enable-clocale=gnu --enable-gnu-unique-object --enable-gtk-cairo --enable-java-awt=gtk --enable-java-home --enable-languages=c,c++,java,go,d,fortran,objc,obj-c++ --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-multiarch --enable-nls --enable-objc-gc --enable-plugin --enable-shared --enable-threads=posix --host=x86_64-linux-gnu --target=x86_64-linux-gnu --with-abi=m64 --with-arch-32=i686 --with-arch-directory=amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Processor Details- Scaling Governor: acpi-cpufreq ondemand

lfftw: Float + SSE - 1D FFT Size 2048fftw: Float + SSE - 1D FFT Size 4096ll1l2l3l4l52834328306280662672527099OpenBenchmarking.org

FFTW

Build: Float + SSE - Size: 1D FFT Size 2048

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.4Build: Float + SSE - Size: 1D FFT Size 2048ll1l26K12K18K24K30KSE +/- 149.14, N = 5SE +/- 217.91, N = 5SE +/- 188.59, N = 52834328306280661. (CC) gcc options: -std=gnu99 -O3 -fomit-frame-pointer -mtune=native -malign-double -fstrict-aliasing -fno-schedule-insns -ffast-math -lm

FFTW

Build: Float + SSE - Size: 1D FFT Size 4096

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.4Build: Float + SSE - Size: 1D FFT Size 4096l4l56K12K18K24K30KSE +/- 127.48, N = 5SE +/- 110.70, N = 526725270991. (CC) gcc options: -std=gnu99 -O3 -fomit-frame-pointer -mtune=native -malign-double -fstrict-aliasing -fno-schedule-insns -ffast-math -lm

Phoronix Test Suite v10.8.4