Early GCC 7.0 vs. LLVM Clang 4.0 Benchmarking On Intel x86_64 Linux

Intel Core i7-6800K testing of GCC 7.0 snapshot versus GCC 6.2 and GCC 5.4 then compared to LLVM Clang 3.9 and LLVM Clang 4.0 SVN from start of December. Tests by Michael Larabel for a future article on Phoronix.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1612058-TA-LLVMCLANG83
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GCC 5.4.0
December 03 2016
 
GCC 6.2.0
December 03 2016
 
GCC 7.0.0 20161127
December 03 2016
 
Clang 3.9.0
December 05 2016
 
Clang 4.0 SVN
December 05 2016
 
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GCC 5.4.0

Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 5.4.0, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --disable-multilib --enable-checking=release --enable-languages=c,c++
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

GCC 6.2.0

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 6.2.0, File-System: ext4, Screen Resolution: 2560x1440

GCC 7.0.0 20161127

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 7.0.0 20161127, File-System: ext4, Screen Resolution: 2560x1440

Clang 3.9.0

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: Clang 3.9.0-1ubuntu1 + LLVM 3.9.0, File-System: ext4, Screen Resolution: 2560x1440

Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

Clang 4.0 SVN

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: Clang 4.0.0-svn288274-1~exp1 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 2560x1440

Early GCC 7.0 vs. LLVM Clang 4.0 Benchmarking On Intel x86_64 LinuxOpenBenchmarking.orgPhoronix Test SuiteIntel Core i7-6800K @ 3.80GHz (12 Cores)MSI X99A WORKSTATION (MS-7A54) v1.0Intel Xeon E7 v4/Xeon16384MB120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150NVIDIA GeForce GTX TITAN X 12288MBRealtek ALC1150ASUS PB278Intel ConnectionUbuntu 16.104.8.0-28-generic (x86_64)Unity 7.5.0X Server 1.18.4nouveau 1.0.123.3 Mesa 12.0.3 Gallium 0.4GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0-1ubuntu1 + LLVM 3.9.0Clang 4.0.0-svn288274-1~exp1 + LLVM 4.0.0ext42560x1440ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLCompilersFile-SystemScreen ResolutionEarly GCC 7.0 Vs. LLVM Clang 4.0 Benchmarking On Intel X86_64 Linux PerformanceSystem Logs- GCC 5.4.0, GCC 6.2.0, GCC 7.0.0 20161127: --disable-multilib --enable-checking=release --enable-languages=c,c++- DEADLINE / data=ordered,errors=remount-ro,relatime,rw- Scaling Governor: intel_pstate powersave

GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVNResult OverviewPhoronix Test Suite100%131%163%194%226%ebizzyTimed HMMer SearchTimed ImageMagick CompilationC-RayHimeno BenchmarkLAME MP3 EncodingTimed MAFFT AlignmentRedisFFTWSciMarkTimed PHP CompilationTSCPPostgreSQL pgbenchSQLiteOpenSSL

Early GCC 7.0 vs. LLVM Clang 4.0 Benchmarking On Intel x86_64 Linuxsqlite: Default Test Directoryfftw: Float + SSE - 2D FFT Size 4096hmmer: Pfam Database Searchmafft: Multiple Sequence Alignmentscimark2: Compositescimark2: Monte Carloscimark2: Fast Fourier Transformscimark2: Sparse Matrix Multiplyscimark2: Dense LU Matrix Factorizationscimark2: Jacobi Successive Over-Relaxationtscp: AI Chess Performancehimeno: Poisson Pressure Solverebizzy: Phoronix Test Suite v6.8.0m3build-imagemagick: Time To Compilebuild-php: Time To Compilec-ray: Total Timeencode-mp3: WAV To MP3openssl: RSA 4096-bit Performancepgbench: Buffer Test - Normal Load - Read Writepgbench: Buffer Test - Single Thread - Read Writepgbench: Buffer Test - Heavy Contention - Read Writeredis: GETredis: SETGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN25.82138026.793.561500.47642.13338.822590.282720.201210.9412678571816.2918969443.8418.9112.2110.53981.537958.56627.378761.902063098.711576321.2125.86144486.833.821482.31578.41339.062562.902719.951211.2413237322213.1318894464.5219.7012.1510.53981.107946.48622.568683.692152314.251412803.0025.73141306.833.801596.12601.84341.962475.933232.731208.5012146252190.5118637751.8919.7213.8610.48983.037988.08636.238677.261906819.191338386.5025.73133906.923.952193.88268.97348.002865.195670.881816.3312217291687.1220722042.1220.3818.1313.56975.607932.28624.458694.841998162.081485797.9426.041217611.624.572098.33323.49325.682401.835601.591839.0311778231712.2642093041.8618.0418.5512.17977.908077.95656.418787.781687609.641236827.73OpenBenchmarking.org

SQLite

This is a simple benchmark of SQLite. At present this test profile just measures the time to perform a pre-defined number of insertions on an indexed database. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.8.10.2Test Target: Default Test DirectoryGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN612182430SE +/- 0.15, N = 3SE +/- 0.17, N = 3SE +/- 0.26, N = 3SE +/- 0.34, N = 3SE +/- 0.04, N = 325.8225.8625.7325.7326.041. (CC) gcc options: -O3 -march=native -ldl -lpthread
OpenBenchmarking.orgSeconds, Fewer Is BetterSQLite 3.8.10.2Test Target: Default Test DirectoryGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN612182430Min: 25.62 / Avg: 25.82 / Max: 26.11Min: 25.67 / Avg: 25.86 / Max: 26.2Min: 25.42 / Avg: 25.73 / Max: 26.24Min: 25.16 / Avg: 25.73 / Max: 26.35Min: 25.96 / Avg: 26.04 / Max: 26.091. (CC) gcc options: -O3 -march=native -ldl -lpthread

FFTW

FFTW is a C subroutine library for computing the discrete Fourier transform (DFT) in one or more dimensions. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.4Build: Float + SSE - Size: 2D FFT Size 4096GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN3K6K9K12K15KSE +/- 54.71, N = 5SE +/- 147.31, N = 5SE +/- 41.05, N = 5SE +/- 130.03, N = 5SE +/- 136.50, N = 513802144481413013390121761. (CC) gcc options: -O3 -march=native -lm
OpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.4Build: Float + SSE - Size: 2D FFT Size 4096GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN3K6K9K12K15KMin: 13676 / Avg: 13801.6 / Max: 13964Min: 14009 / Avg: 14448.4 / Max: 14809Min: 14051 / Avg: 14129.8 / Max: 14276Min: 13152 / Avg: 13390.2 / Max: 13892Min: 11946 / Avg: 12176.4 / Max: 126991. (CC) gcc options: -O3 -march=native -lm

Timed HMMer Search

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN3691215SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 36.796.836.836.9211.621. (CC) gcc options: -O3 -march=native -pthread -lhmmer -lsquid -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed HMMer Search 2.3.2Pfam Database SearchGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN3691215Min: 6.77 / Avg: 6.79 / Max: 6.81Min: 6.81 / Avg: 6.83 / Max: 6.86Min: 6.82 / Avg: 6.83 / Max: 6.85Min: 6.9 / Avg: 6.92 / Max: 6.93Min: 11.61 / Avg: 11.62 / Max: 11.631. (CC) gcc options: -O3 -march=native -pthread -lhmmer -lsquid -lm

Timed MAFFT Alignment

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN1.02832.05663.08494.11325.1415SE +/- 0.04, N = 3SE +/- 0.08, N = 6SE +/- 0.07, N = 6SE +/- 0.03, N = 3SE +/- 0.07, N = 63.563.823.803.954.571. (CC) gcc options: -O3 -lm -lpthread
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MAFFT Alignment 6.864Multiple Sequence AlignmentGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN246810Min: 3.49 / Avg: 3.56 / Max: 3.61Min: 3.61 / Avg: 3.82 / Max: 4.07Min: 3.58 / Avg: 3.8 / Max: 3.98Min: 3.88 / Avg: 3.95 / Max: 3.99Min: 4.24 / Avg: 4.57 / Max: 4.711. (CC) gcc options: -O3 -lm -lpthread

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN5001000150020002500SE +/- 1.02, N = 4SE +/- 6.64, N = 4SE +/- 25.27, N = 8SE +/- 6.94, N = 4SE +/- 23.61, N = 41500.471482.311596.122193.882098.331. (CXX) g++ options: -O3 -march=native
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: CompositeGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN400800120016002000Min: 1497.69 / Avg: 1500.47 / Max: 1502.11Min: 1468.73 / Avg: 1482.31 / Max: 1495.03Min: 1419.39 / Avg: 1596.12 / Max: 1624.67Min: 2173.12 / Avg: 2193.88 / Max: 2202.44Min: 2074.05 / Avg: 2098.33 / Max: 2169.151. (CXX) g++ options: -O3 -march=native

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN140280420560700SE +/- 0.01, N = 4SE +/- 36.88, N = 4SE +/- 32.30, N = 4SE +/- 0.02, N = 4SE +/- 4.41, N = 4642.13578.41601.84268.97323.491. (CXX) g++ options: -O3 -march=native
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte CarloGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN110220330440550Min: 642.1 / Avg: 642.13 / Max: 642.16Min: 499.73 / Avg: 578.41 / Max: 643.54Min: 507.3 / Avg: 601.84 / Max: 643.41Min: 268.93 / Avg: 268.97 / Max: 269.02Min: 319.08 / Avg: 323.49 / Max: 336.721. (CXX) g++ options: -O3 -march=native

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN80160240320400SE +/- 0.66, N = 4SE +/- 0.70, N = 4SE +/- 0.91, N = 4SE +/- 0.59, N = 4SE +/- 3.27, N = 4338.82339.06341.96348.00325.681. (CXX) g++ options: -O3 -march=native
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier TransformGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN60120180240300Min: 337.18 / Avg: 338.82 / Max: 339.95Min: 337.82 / Avg: 339.06 / Max: 340.26Min: 339.55 / Avg: 341.96 / Max: 343.71Min: 346.48 / Avg: 348 / Max: 349.32Min: 320.95 / Avg: 325.68 / Max: 335.091. (CXX) g++ options: -O3 -march=native

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN6001200180024003000SE +/- 2.85, N = 4SE +/- 3.29, N = 4SE +/- 116.86, N = 4SE +/- 3.08, N = 4SE +/- 27.44, N = 42590.282562.902475.932865.192401.831. (CXX) g++ options: -O3 -march=native
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix MultiplyGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN5001000150020002500Min: 2583.63 / Avg: 2590.28 / Max: 2596.02Min: 2553.82 / Avg: 2562.9 / Max: 2569.19Min: 2125.36 / Avg: 2475.93 / Max: 2595.75Min: 2859.2 / Avg: 2865.19 / Max: 2871.13Min: 2367.38 / Avg: 2401.83 / Max: 2483.811. (CXX) g++ options: -O3 -march=native

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN12002400360048006000SE +/- 2.83, N = 4SE +/- 2.50, N = 4SE +/- 105.82, N = 4SE +/- 32.49, N = 4SE +/- 58.28, N = 42720.202719.953232.735670.885601.591. (CXX) g++ options: -O3 -march=native
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix FactorizationGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN10002000300040005000Min: 2711.72 / Avg: 2720.2 / Max: 2723.27Min: 2712.55 / Avg: 2719.95 / Max: 2723.1Min: 2915.29 / Avg: 3232.73 / Max: 3340.5Min: 5573.55 / Avg: 5670.88 / Max: 5706.24Min: 5534.93 / Avg: 5601.59 / Max: 5775.771. (CXX) g++ options: -O3 -march=native

OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN400800120016002000SE +/- 0.27, N = 4SE +/- 0.08, N = 4SE +/- 1.69, N = 4SE +/- 0.12, N = 4SE +/- 25.10, N = 41210.941211.241208.501816.331839.031. (CXX) g++ options: -O3 -march=native
OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-RelaxationGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN30060090012001500Min: 1210.15 / Avg: 1210.94 / Max: 1211.39Min: 1211.04 / Avg: 1211.24 / Max: 1211.37Min: 1203.49 / Avg: 1208.5 / Max: 1210.61Min: 1816.02 / Avg: 1816.33 / Max: 1816.53Min: 1813.74 / Avg: 1839.03 / Max: 1914.331. (CXX) g++ options: -O3 -march=native

TSCP

This is a performance test of TSCP, Tom Kerrigan's Simple Chess Program, which has a built-in performance benchmark. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN300K600K900K1200K1500KSE +/- 13238.20, N = 5SE +/- 22912.67, N = 3SE +/- 23083.56, N = 10SE +/- 30092.30, N = 10SE +/- 15337.47, N = 10126785713237321214625122172911778231. (CC) gcc options: -O3 -march=native
OpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess PerformanceGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN200K400K600K800K1000KMin: 1254619 / Avg: 1267857.2 / Max: 1320810Min: 1277907 / Avg: 1323732.33 / Max: 1346645Min: 1006906 / Avg: 1214624.5 / Max: 1240490Min: 1117196 / Avg: 1221728.8 / Max: 1317650Min: 1137971 / Avg: 1177823.1 / Max: 12929061. (CC) gcc options: -O3 -march=native

Himeno Benchmark

The Himeno benchmark is a linear solver of pressure Poisson using a point-Jacobi method. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN5001000150020002500SE +/- 1.37, N = 3SE +/- 28.84, N = 3SE +/- 0.19, N = 3SE +/- 25.04, N = 5SE +/- 28.28, N = 31816.292213.132190.511687.121712.261. (CC) gcc options: -O3 -march=native -mavx2
OpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure SolverGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN400800120016002000Min: 1814.55 / Avg: 1816.29 / Max: 1818.99Min: 2183.66 / Avg: 2213.13 / Max: 2270.8Min: 2190.13 / Avg: 2190.51 / Max: 2190.75Min: 1587.02 / Avg: 1687.12 / Max: 1714.34Min: 1655.7 / Avg: 1712.26 / Max: 1741.351. (CC) gcc options: -O3 -march=native -mavx2

ebizzy

This is a test of ebizzy, a program to generate workloads resembling web server workloads. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRecords/s, More Is Betterebizzy 0.3Phoronix Test Suite v6.8.0m3GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN90K180K270K360K450KSE +/- 5429.90, N = 6SE +/- 472.32, N = 3SE +/- 4882.08, N = 6SE +/- 467.06, N = 3SE +/- 590.05, N = 31896941889441863772072204209301. (CC) gcc options: -pthread -lpthread -O3 -march=native
OpenBenchmarking.orgRecords/s, More Is Betterebizzy 0.3Phoronix Test Suite v6.8.0m3GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN70K140K210K280K350KMin: 170595 / Avg: 189694 / Max: 206389Min: 188166 / Avg: 188944 / Max: 189797Min: 171640 / Avg: 186376.83 / Max: 197945Min: 206441 / Avg: 207220.33 / Max: 208056Min: 420327 / Avg: 420930 / Max: 4221101. (CC) gcc options: -pthread -lpthread -O3 -march=native

Timed ImageMagick Compilation

This test times how long it takes to build ImageMagick. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed ImageMagick Compilation 6.9.0Time To CompileGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN1428425670SE +/- 0.21, N = 3SE +/- 0.14, N = 3SE +/- 0.17, N = 3SE +/- 0.03, N = 3SE +/- 0.01, N = 343.8464.5251.8942.1241.86
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed ImageMagick Compilation 6.9.0Time To CompileGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN1326395265Min: 43.45 / Avg: 43.84 / Max: 44.18Min: 64.34 / Avg: 64.52 / Max: 64.8Min: 51.55 / Avg: 51.89 / Max: 52.12Min: 42.08 / Avg: 42.12 / Max: 42.17Min: 41.84 / Avg: 41.86 / Max: 41.88

Timed PHP Compilation

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 5.2.9Time To CompileGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN510152025SE +/- 0.07, N = 3SE +/- 0.09, N = 3SE +/- 0.03, N = 3SE +/- 0.19, N = 3SE +/- 0.04, N = 318.9119.7019.7220.3818.04-lz-lz-lz-lz1. (CC) gcc options: -O3 -march=native -pedantic -ldl -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed PHP Compilation 5.2.9Time To CompileGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN510152025Min: 18.78 / Avg: 18.91 / Max: 18.98Min: 19.54 / Avg: 19.7 / Max: 19.87Min: 19.67 / Avg: 19.72 / Max: 19.78Min: 20.12 / Avg: 20.38 / Max: 20.74Min: 17.97 / Avg: 18.04 / Max: 18.081. (CC) gcc options: -O3 -march=native -pedantic -ldl -lm

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN510152025SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 312.2112.1513.8618.1318.551. (CC) gcc options: -lm -lpthread -O3 -march=native
OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total TimeGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN510152025Min: 12.2 / Avg: 12.21 / Max: 12.22Min: 12.13 / Avg: 12.15 / Max: 12.16Min: 13.84 / Avg: 13.86 / Max: 13.9Min: 18.12 / Avg: 18.13 / Max: 18.14Min: 18.54 / Avg: 18.55 / Max: 18.561. (CC) gcc options: -lm -lpthread -O3 -march=native

LAME MP3 Encoding

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN3691215SE +/- 0.14, N = 5SE +/- 0.01, N = 5SE +/- 0.02, N = 5SE +/- 0.01, N = 5SE +/- 0.15, N = 810.5310.5310.4813.5612.171. (CC) gcc options: -O3 -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -pipe -march=native -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3GCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN48121620Min: 10.17 / Avg: 10.53 / Max: 10.79Min: 10.52 / Avg: 10.53 / Max: 10.55Min: 10.43 / Avg: 10.48 / Max: 10.54Min: 13.54 / Avg: 13.56 / Max: 13.61Min: 11.22 / Avg: 12.17 / Max: 12.461. (CC) gcc options: -O3 -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -pipe -march=native -lm

OpenSSL

OpenSSL is an open-source toolkit that implements SSL (Secure Sockets Layer) and TLS (Transport Layer Security) protocols. This test measures the RSA 4096-bit performance of OpenSSL. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.1gRSA 4096-bit PerformanceGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN2004006008001000SE +/- 3.40, N = 3SE +/- 0.35, N = 3SE +/- 0.29, N = 3SE +/- 0.15, N = 3SE +/- 0.45, N = 3981.53981.10983.03975.60977.901. (CC) gcc options: -m64 -O3 -lssl -lcrypto -ldl
OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.0.1gRSA 4096-bit PerformanceGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN2004006008001000Min: 974.8 / Avg: 981.53 / Max: 985.7Min: 980.5 / Avg: 981.1 / Max: 981.7Min: 982.5 / Avg: 983.03 / Max: 983.5Min: 975.4 / Avg: 975.6 / Max: 975.9Min: 977.4 / Avg: 977.9 / Max: 978.81. (CC) gcc options: -m64 -O3 -lssl -lcrypto -ldl

PostgreSQL pgbench

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Normal Load - Mode: Read WriteGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN2K4K6K8K10KSE +/- 29.99, N = 3SE +/- 41.91, N = 3SE +/- 31.36, N = 3SE +/- 37.40, N = 3SE +/- 42.95, N = 37958.567946.487988.087932.288077.95-pthreads -mthreads-pthreads -mthreads1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm
OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Normal Load - Mode: Read WriteGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN14002800420056007000Min: 7912.7 / Avg: 7958.56 / Max: 8014.98Min: 7862.71 / Avg: 7946.48 / Max: 7991.02Min: 7943.83 / Avg: 7988.08 / Max: 8048.71Min: 7861.23 / Avg: 7932.28 / Max: 7988.08Min: 7992.06 / Avg: 8077.95 / Max: 8122.051. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Single Thread - Mode: Read WriteGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN140280420560700SE +/- 5.49, N = 3SE +/- 3.56, N = 3SE +/- 2.77, N = 3SE +/- 10.71, N = 4SE +/- 4.79, N = 3627.37622.56636.23624.45656.41-pthreads -mthreads-pthreads -mthreads1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm
OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Single Thread - Mode: Read WriteGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN120240360480600Min: 616.72 / Avg: 627.37 / Max: 635.02Min: 616.35 / Avg: 622.56 / Max: 628.67Min: 631.2 / Avg: 636.23 / Max: 640.74Min: 595.66 / Avg: 624.45 / Max: 642.24Min: 650.91 / Avg: 656.41 / Max: 665.951. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Heavy Contention - Mode: Read WriteGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN2K4K6K8K10KSE +/- 77.01, N = 3SE +/- 48.41, N = 3SE +/- 31.43, N = 3SE +/- 56.41, N = 3SE +/- 53.05, N = 38761.908683.698677.268694.848787.78-pthreads -mthreads-pthreads -mthreads1. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm
OpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.4.3Scaling: Buffer Test - Test: Heavy Contention - Mode: Read WriteGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN15003000450060007500Min: 8680.63 / Avg: 8761.9 / Max: 8915.83Min: 8602.42 / Avg: 8683.69 / Max: 8769.91Min: 8635.6 / Avg: 8677.26 / Max: 8738.86Min: 8605.02 / Avg: 8694.84 / Max: 8798.88Min: 8687.94 / Avg: 8787.78 / Max: 8868.791. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -march=native -pthread -lpgcommon -lpgport -lpq -lpthread -lrt -lcrypt -ldl -lm

Redis

Redis is an open-source data structure server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: GETGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN500K1000K1500K2000K2500KSE +/- 101610.92, N = 6SE +/- 43300.91, N = 3SE +/- 70859.43, N = 6SE +/- 84913.76, N = 6SE +/- 66082.79, N = 62063098.712152314.251906819.191998162.081687609.64-std=gnu99 -pipe -g3 -O3 -funroll-loops -march=native1. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl
OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: GETGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN400K800K1200K1600K2000KMin: 1730103.75 / Avg: 2063098.71 / Max: 2242152.5Min: 2066115.75 / Avg: 2152314.25 / Max: 2202643.25Min: 1773049.62 / Avg: 1906819.19 / Max: 2212389.5Min: 1721170.5 / Avg: 1998162.08 / Max: 2178649.25Min: 1492537.25 / Avg: 1687609.64 / Max: 1851851.751. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl

OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: SETGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN300K600K900K1200K1500KSE +/- 57176.48, N = 6SE +/- 74386.96, N = 6SE +/- 14086.60, N = 3SE +/- 56182.94, N = 6SE +/- 46245.04, N = 61576321.211412803.001338386.501485797.941236827.73-std=gnu99 -pipe -g3 -O3 -funroll-loops -march=native1. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl
OpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: SETGCC 5.4.0GCC 6.2.0GCC 7.0.0 20161127Clang 3.9.0Clang 4.0 SVN300K600K900K1200K1500KMin: 1303780.88 / Avg: 1576321.21 / Max: 1683501.75Min: 1275510.25 / Avg: 1412803 / Max: 1655629.25Min: 1315789.5 / Avg: 1338386.5 / Max: 1364256.5Min: 1317523 / Avg: 1485797.94 / Max: 1633987Min: 1092896.12 / Avg: 1236827.73 / Max: 1373626.381. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl

GCC 5.4.0

Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 5.4.0, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --disable-multilib --enable-checking=release --enable-languages=c,c++
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

Testing initiated at 3 December 2016 20:01 by user phoronix.

GCC 6.2.0

Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 6.2.0, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --disable-multilib --enable-checking=release --enable-languages=c,c++
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

Testing initiated at 3 December 2016 10:23 by user phoronix.

GCC 7.0.0 20161127

Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: GCC 7.0.0 20161127, File-System: ext4, Screen Resolution: 2560x1440

Compiler Notes: --disable-multilib --enable-checking=release --enable-languages=c,c++
Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

Testing initiated at 3 December 2016 15:39 by user phoronix.

Clang 3.9.0

Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: Clang 3.9.0-1ubuntu1 + LLVM 3.9.0, File-System: ext4, Screen Resolution: 2560x1440

Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

Testing initiated at 5 December 2016 14:43 by user phoronix.

Clang 4.0 SVN

Processor: Intel Core i7-6800K @ 3.80GHz (12 Cores), Motherboard: MSI X99A WORKSTATION (MS-7A54) v1.0, Chipset: Intel Xeon E7 v4/Xeon, Memory: 16384MB, Disk: 120GB Samsung SSD 850 + 4 x 120GB TOSHIBA-TR150, Graphics: NVIDIA GeForce GTX TITAN X 12288MB, Audio: Realtek ALC1150, Monitor: ASUS PB278, Network: Intel Connection

OS: Ubuntu 16.10, Kernel: 4.8.0-28-generic (x86_64), Desktop: Unity 7.5.0, Display Server: X Server 1.18.4, Display Driver: nouveau 1.0.12, OpenGL: 3.3 Mesa 12.0.3 Gallium 0.4, Compiler: Clang 4.0.0-svn288274-1~exp1 + LLVM 4.0.0, File-System: ext4, Screen Resolution: 2560x1440

Disk Notes: DEADLINE / data=ordered,errors=remount-ro,relatime,rw
Processor Notes: Scaling Governor: intel_pstate powersave

Testing initiated at 5 December 2016 11:55 by user phoronix.