Raspberry Pi B+ Overclocking

A Processor comparison via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/1411105-H0WA-RASPBER64&grw&sro.

Raspberry Pi B+ OverclockingProcessorMotherboardMemoryDiskChipsetGraphicsNetworkOSKernelCompilerFile-SystemScreen ResolutionSystem LayerNoneModestMediumHighTurboHardcoreDropletARMv6-compatible rev 7 @ 0.70GHz (1 Core)BCM2708481MB16GB 00000Linux3.10.19-1-ARCH (armv6l)GCC 4.8.2 20131219ext41776x952ARMv6-compatible rev 7 @ 0.80GHz (1 Core)ARMv6-compatible rev 7 @ 0.90GHz (1 Core)ARMv6-compatible rev 7 @ 0.95GHz (1 Core)ARMv6-compatible rev 7 @ 1.00GHz (1 Core)ARMv6-compatible rev 7 @ 1.20GHz (1 Core)Intel Xeon E5-2630L v2 @ 2.40GHz (1 Core)BochsIntel 440FX- 82441FX PMC1 x 512 MB RAM20GBCirrus Logic GD 5446Red Hat Virtio deviceUbuntu 14.103.16.0-23-generic (x86_64)GCC 4.9.11024x768KVMOpenBenchmarking.orgCompiler Details- None: --build=armv6l-unknown-linux-gnueabihf --disable-cloog-version-check --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-cloog-backend=isl --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,fortran,go,lto,objc,obj-c++ --enable-lto --enable-plugin --enable-shared --enable-threads=posix --host=armv6l-unknown-linux-gnueabihf --mandir=/usr/share/man --with-arch=armv6 --with-float=hard --with-fpu=vfp --with-linker-hash-style=gnu - Modest: --build=armv6l-unknown-linux-gnueabihf --disable-cloog-version-check --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-cloog-backend=isl --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,fortran,go,lto,objc,obj-c++ --enable-lto --enable-plugin --enable-shared --enable-threads=posix --host=armv6l-unknown-linux-gnueabihf --mandir=/usr/share/man --with-arch=armv6 --with-float=hard --with-fpu=vfp --with-linker-hash-style=gnu - Medium: --build=armv6l-unknown-linux-gnueabihf --disable-cloog-version-check --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-cloog-backend=isl --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,fortran,go,lto,objc,obj-c++ --enable-lto --enable-plugin --enable-shared --enable-threads=posix --host=armv6l-unknown-linux-gnueabihf --mandir=/usr/share/man --with-arch=armv6 --with-float=hard --with-fpu=vfp --with-linker-hash-style=gnu - High: --build=armv6l-unknown-linux-gnueabihf --disable-cloog-version-check --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-cloog-backend=isl --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,fortran,go,lto,objc,obj-c++ --enable-lto --enable-plugin --enable-shared --enable-threads=posix --host=armv6l-unknown-linux-gnueabihf --mandir=/usr/share/man --with-arch=armv6 --with-float=hard --with-fpu=vfp --with-linker-hash-style=gnu - Turbo: --build=armv6l-unknown-linux-gnueabihf --disable-cloog-version-check --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-cloog-backend=isl --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,fortran,go,lto,objc,obj-c++ --enable-lto --enable-plugin --enable-shared --enable-threads=posix --host=armv6l-unknown-linux-gnueabihf --mandir=/usr/share/man --with-arch=armv6 --with-float=hard --with-fpu=vfp --with-linker-hash-style=gnu - Hardcore: --build=armv6l-unknown-linux-gnueabihf --disable-cloog-version-check --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-multilib --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-cloog-backend=isl --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,fortran,go,lto,objc,obj-c++ --enable-lto --enable-plugin --enable-shared --enable-threads=posix --host=armv6l-unknown-linux-gnueabihf --mandir=/usr/share/man --with-arch=armv6 --with-float=hard --with-fpu=vfp --with-linker-hash-style=gnu - Droplet: --build=x86_64-linux-gnu --disable-browser-plugin --disable-vtable-verify --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-multilib --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-ecj-jar=/usr/share/java/eclipse-ecj.jar --with-java-home=/usr/lib/jvm/java-1.5.0-gcj-4.9-amd64/jre --with-jvm-jar-dir=/usr/lib/jvm-exports/java-1.5.0-gcj-4.9-amd64 --with-jvm-root-dir=/usr/lib/jvm/java-1.5.0-gcj-4.9-amd64 --with-multilib-list=m32,m64,mx32 --with-tune=generic -v Processor Details- None, Modest, Medium, High, Turbo, Hardcore: Scaling Governor: BCM2835 Freq ondemandDisk Mount Options Details- None: data=ordered,relatime,rw- Modest: data=ordered,relatime,rw- Medium: data=ordered,relatime,rw- High: data=ordered,relatime,rw- Turbo: data=ordered,relatime,rw- Hardcore: data=ordered,relatime,rw- Droplet: data=ordered,errors=remount-ro,relatime,rw

Raspberry Pi B+ Overclockingcachebench: Readcachebench: Writecachebench: Read / Modify / Writeencode-ape: WAV To APEfs-mark: 1000 Files, 1MB Size, No Sync/FSyncc-ray: Total Timesqlite: Default Test Directorycompress-gzip: 2GB File CompressionNoneModestMediumHighTurboHardcoreDroplet570.29627.10558.63246.159.604915.82373.05378.78653.88636.95641.84210.819.704160.80375.78334.47736.04718.55721.80183.909.903607.42345.05296.10784.78725.61765.07171.399.703246.04350.24271.96844.34829.48827.03161.3510.703015.94345.86253.081024.181274.601002.53131.60112417.78292.87205.262079.177615.4115656.6816.24334183.6032.5819.80OpenBenchmarking.org

CacheBench

Test: Read

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: ReadDropletHardcoreHighMediumModestNoneTurbo400800120016002000SE +/- 84.40, N = 6SE +/- 0.15, N = 3SE +/- 3.41, N = 3SE +/- 2.41, N = 3SE +/- 1.31, N = 3SE +/- 0.43, N = 3SE +/- 0.20, N = 32079.171024.18784.78736.04653.88570.29844.341. (CC) gcc options: -lrt

CacheBench

Test: Write

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: WriteDropletHardcoreHighMediumModestNoneTurbo16003200480064008000SE +/- 203.35, N = 6SE +/- 0.14, N = 3SE +/- 1.87, N = 3SE +/- 1.76, N = 3SE +/- 0.12, N = 3SE +/- 0.99, N = 3SE +/- 0.18, N = 37615.411274.60725.61718.55636.95627.10829.481. (CC) gcc options: -lrt

CacheBench

Test: Read / Modify / Write

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: Read / Modify / WriteDropletHardcoreHighMediumModestNoneTurbo3K6K9K12K15KSE +/- 37.18, N = 3SE +/- 0.03, N = 3SE +/- 3.30, N = 3SE +/- 3.46, N = 3SE +/- 1.21, N = 3SE +/- 0.05, N = 3SE +/- 0.15, N = 315656.681002.53765.07721.80641.84558.63827.031. (CC) gcc options: -lrt

Monkey Audio Encoding

WAV To APE

OpenBenchmarking.orgSeconds, Fewer Is BetterMonkey Audio Encoding 3.99u4b5s6WAV To APEDropletHardcoreHighMediumModestNoneTurbo50100150200250SE +/- 0.18, N = 9SE +/- 0.78, N = 5SE +/- 0.75, N = 5SE +/- 0.70, N = 5SE +/- 1.00, N = 5SE +/- 0.71, N = 5SE +/- 1.00, N = 516.24131.60171.39183.90210.81246.15161.351. (CXX) g++ options: -O3 -pedantic

FS-Mark

Test: 1000 Files, 1MB Size, No Sync/FSync

OpenBenchmarking.orgFiles/s, More Is BetterFS-Mark 3.3Test: 1000 Files, 1MB Size, No Sync/FSyncDropletHardcoreHighMediumModestNoneTurbo70140210280350334.0011.009.709.909.709.6010.701. (CC) gcc options: -static

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeDropletHardcoreHighMediumModestNoneTurbo11002200330044005500SE +/- 3.84, N = 6SE +/- 3.16, N = 3SE +/- 4.03, N = 3SE +/- 4.00, N = 3SE +/- 5.21, N = 3SE +/- 5.05, N = 3SE +/- 4.44, N = 3183.602417.783246.043607.424160.804915.823015.941. (CC) gcc options: -lm -lpthread -O3

SQLite

Test Target: Default Test Directory

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.7.3Test Target: Default Test DirectoryDropletHardcoreHighMediumModestNoneTurbo80160240320400SE +/- 1.54, N = 6SE +/- 7.37, N = 6SE +/- 6.30, N = 6SE +/- 7.04, N = 6SE +/- 6.21, N = 6SE +/- 6.66, N = 6SE +/- 5.34, N = 632.58292.87350.24345.05375.78373.05345.86-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses1. (CC) gcc options: -O2 -ldl -lpthread

Gzip Compression

2GB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterGzip Compression2GB File CompressionDropletHardcoreHighMediumModestNoneTurbo80160240320400SE +/- 0.12, N = 3SE +/- 0.93, N = 3SE +/- 0.20, N = 3SE +/- 0.55, N = 3SE +/- 1.23, N = 3SE +/- 1.67, N = 3SE +/- 0.77, N = 319.80205.26271.96296.10334.47378.78253.08

Phoronix Test Suite v10.8.4