Raspberry Pi B+ Overclocking

A Processor comparison via the Phoronix Test Suite.

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

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+ Overclockingsqlite: Default Test Directoryfs-mark: 1000 Files, 1MB Size, No Sync/FSynccachebench: Readcachebench: Writecachebench: Read / Modify / Writec-ray: Total Timecompress-gzip: 2GB File Compressionencode-ape: WAV To APENoneModestMediumHighTurboHardcoreDroplet373.059.60570.29627.10558.634915.82378.78246.15375.789.70653.88636.95641.844160.80334.47210.81345.059.90736.04718.55721.803607.42296.10183.90350.249.70784.78725.61765.073246.04271.96171.39345.8610.70844.34829.48827.033015.94253.08161.35292.87111024.181274.601002.532417.78205.26131.6032.583342079.177615.4115656.68183.6019.8016.24OpenBenchmarking.org

SQLite

Test Target: Default Test Directory

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.7.3Test Target: Default Test DirectoryNoneModestMediumHighTurboHardcoreDroplet80160240320400SE +/- 6.66, N = 6SE +/- 6.21, N = 6SE +/- 7.04, N = 6SE +/- 6.30, N = 6SE +/- 5.34, N = 6SE +/- 7.37, N = 6SE +/- 1.54, N = 6373.05375.78345.05350.24345.86292.8732.58-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses-lreadline -lcurses1. (CC) gcc options: -O2 -ldl -lpthread

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/FSyncNoneModestMediumHighTurboHardcoreDroplet701402102803509.609.709.909.7010.7011.00334.001. (CC) gcc options: -static

CacheBench

Test: Read

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: ReadNoneModestMediumHighTurboHardcoreDroplet400800120016002000SE +/- 0.43, N = 3SE +/- 1.31, N = 3SE +/- 2.41, N = 3SE +/- 3.41, N = 3SE +/- 0.20, N = 3SE +/- 0.15, N = 3SE +/- 84.40, N = 6570.29653.88736.04784.78844.341024.182079.171. (CC) gcc options: -lrt

CacheBench

Test: Write

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: WriteNoneModestMediumHighTurboHardcoreDroplet16003200480064008000SE +/- 0.99, N = 3SE +/- 0.12, N = 3SE +/- 1.76, N = 3SE +/- 1.87, N = 3SE +/- 0.18, N = 3SE +/- 0.14, N = 3SE +/- 203.35, N = 6627.10636.95718.55725.61829.481274.607615.411. (CC) gcc options: -lrt

CacheBench

Test: Read / Modify / Write

OpenBenchmarking.orgMB/s, More Is BetterCacheBenchTest: Read / Modify / WriteNoneModestMediumHighTurboHardcoreDroplet3K6K9K12K15KSE +/- 0.05, N = 3SE +/- 1.21, N = 3SE +/- 3.46, N = 3SE +/- 3.30, N = 3SE +/- 0.15, N = 3SE +/- 0.03, N = 3SE +/- 37.18, N = 3558.63641.84721.80765.07827.031002.5315656.681. (CC) gcc options: -lrt

C-Ray

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeNoneModestMediumHighTurboHardcoreDroplet11002200330044005500SE +/- 5.05, N = 3SE +/- 5.21, N = 3SE +/- 4.00, N = 3SE +/- 4.03, N = 3SE +/- 4.44, N = 3SE +/- 3.16, N = 3SE +/- 3.84, N = 64915.824160.803607.423246.043015.942417.78183.601. (CC) gcc options: -lm -lpthread -O3

Gzip Compression

2GB File Compression

OpenBenchmarking.orgSeconds, Fewer Is BetterGzip Compression2GB File CompressionNoneModestMediumHighTurboHardcoreDroplet80160240320400SE +/- 1.67, N = 3SE +/- 1.23, N = 3SE +/- 0.55, N = 3SE +/- 0.20, N = 3SE +/- 0.77, N = 3SE +/- 0.93, N = 3SE +/- 0.12, N = 3378.78334.47296.10271.96253.08205.2619.80

Monkey Audio Encoding

WAV To APE

OpenBenchmarking.orgSeconds, Fewer Is BetterMonkey Audio Encoding 3.99u4b5s6WAV To APENoneModestMediumHighTurboHardcoreDroplet50100150200250SE +/- 0.71, N = 5SE +/- 1.00, N = 5SE +/- 0.70, N = 5SE +/- 0.75, N = 5SE +/- 1.00, N = 5SE +/- 0.78, N = 5SE +/- 0.18, N = 9246.15210.81183.90171.39161.35131.6016.241. (CXX) g++ options: -O3 -pedantic

Phoronix Test Suite v10.8.4