Clang znver1 Scheduler Model Tests

AMD Ryzen 7 1700 Eight-Core testing with the new Zen znver1 scheduler model. Tests by Michael Larabel for a future article.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1707198-TR-CLANGZNVE46
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Clang 4.0: -O3 -march=x86-64
July 19 2017
 
Clang 4.0: -O3 -march=znver1
July 19 2017
 
Clang SVN: -O3 -march=x86-64
July 19 2017
 
Clang SVN: -O3 -march=znver1
July 19 2017
 
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Clang 4.0: -O3 -march=x86-64

Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Clang 4.0: -O3 -march=znver1

Processor: AMD Ryzen 7 1700 Eight-Core @ 3.00GHz (16 Cores), Motherboard: MSI B350 TOMAHAWK (MS-7A34) v1.0, Chipset: AMD Device 1450, Memory: 16384MB, Disk: 120GB Samsung SSD 840, Graphics: HIS AMD Radeon HD 7750/8740 / R7 250E 1024MB, Audio: AMD Cape Verde/Pitcairn, Network: Realtek RTL8111/8168/8411

OS: Ubuntu 17.04, Kernel: 4.12.0-999-generic (x86_64) 20170622, Desktop: Unity 7.5.0, Display Driver: modesetting 1.19.3, Compiler: Clang 4.0.0-1ubuntu1, File-System: ext4, Screen Resolution: 1024x768

Clang SVN: -O3 -march=x86-64

Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver1
Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Clang SVN: -O3 -march=znver1

OS: Ubuntu 17.04, Kernel: 4.12.0-999-generic (x86_64) 20170622, Desktop: Unity 7.5.0, Display Driver: modesetting 1.19.3, Compiler: Clang 6.0.0 (SVN 308494), File-System: ext4, Screen Resolution: 1024x768

Clang znver1 Scheduler Model TestsOpenBenchmarking.orgPhoronix Test SuiteAMD Ryzen 7 1700 Eight-Core @ 3.00GHz (16 Cores)MSI B350 TOMAHAWK (MS-7A34) v1.0AMD Device 145016384MB120GB Samsung SSD 840HIS AMD Radeon HD 7750/8740 / R7 250E 1024MBAMD Cape Verde/PitcairnRealtek RTL8111/8168/8411Ubuntu 17.044.12.0-999-generic (x86_64) 20170622Unity 7.5.0modesetting 1.19.3Clang 4.0.0-1ubuntu1Clang 6.0.0 (SVN 308494)ext41024x768ProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay DriverCompilersFile-SystemScreen ResolutionClang Znver1 Scheduler Model Tests PerformanceSystem Logs- Scaling Governor: acpi-cpufreq ondemand- Clang SVN: -O3 -march=x86-64, Clang SVN: -O3 -march=znver1: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver1

graphics-magick: Sharpengraphics-magick: Blurgraphics-magick: HWB Color Spaceencode-flac: WAV To FLACencode-mp3: WAV To MP3pgbench: Buffer Test - Heavy Contention - Read Writehimeno: Poisson Pressure Solvertscp: AI Chess Performancec-ray: Total Timeebizzy: fftw: Float + SSE - 2D FFT Size 4096scimark2: Monte Carlobullet: 1000 Convexscimark2: Dense LU Matrix Factorizationbullet: 1000 Stackredis: LPOPredis: GETbullet: Convex Trimeshapache: Static Web Page Servingbullet: Rayteststjbench: Decompression Throughputscimark2: Compositegraphics-magick: Resizinggraphics-magick: Local Adaptive Thresholdingscimark2: Sparse Matrix Multiplyredis: SETbullet: 3000 Fallscimark2: Fast Fourier Transformbullet: 136 Ragdollsencode-wavpack: WAV To WavPacktachyon: Total Timestockfish: Total Timebullet: Prim Trimeshpgbench: Buffer Test - Single Thread - Read Writehint: FLOATscimark2: Jacobi Successive Over-Relaxationx264: H.264 Video Encodingpgbench: Buffer Test - Normal Load - Read WriteClang 4.0Clang SVN -O3 -march=x86-64 -O3 -march=znver1 -O3 -march=x86-64 -O3 -march=znver1571051636.779.622021.121114.03105473014.7240827812975623.664.895534.545.331890860.671900142.801.1927221.412.85163.712124.541321332654.481415121.334.62134.392.976.505.2337040.99226.16301996595.091675.63252.211899.66601011485.7210.742061.891115.36101996414.6240680213072651.734.695792.785.141908429.461896426.081.1726808.652.79166.392174.861351342616.811400655.094.53135.842.936.445.2536710.99226.21301686748.921677.13252.731938.551371361736.779.751938.931110.92110333113.6840850913690642.554.845572.725.271968693.381953368.381.2026994.802.86161.782129.481332623.751385134.044.62133.362.966.525.2937101.00226.04301795000.851675.03252.331865.091391401785.6910.921875.271022.65109630313.6238296013398657.964.645692.835.101960971.501973143.291.1627700.932.78165.302152.361362597.541413713.294.53134.242.936.455.2936700.99224.89300351844.051679.21252.521813.34OpenBenchmarking.org

GraphicsMagick

This is a test of GraphicsMagick with its OpenMP implementation that performs various imaging tests to stress the system's CPU. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.19Operation: Sharpen-O3 -march=x86-64-O3 -march=znver1306090120150SE +/- 0.33, N = 357601371391. (CC) gcc options: -fopenmp -O3 -pthread -ljbig -lwebp -ltiff -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lgomp -lpthread

Clang 4.0Clang SVNOpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.19Operation: Blur-O3 -march=x86-64-O3 -march=znver13060901201501051011361401. (CC) gcc options: -fopenmp -O3 -pthread -ljbig -lwebp -ltiff -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lgomp -lpthread

Clang 4.0Clang SVNOpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.19Operation: HWB Color Space-O3 -march=x86-64-O3 -march=znver14080120160200SE +/- 0.33, N = 31631481731781. (CC) gcc options: -fopenmp -O3 -pthread -ljbig -lwebp -ltiff -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lgomp -lpthread

FLAC Audio Encoding

This test times how long it takes to encode a sample WAV file to FLAC format three times. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.1WAV To FLAC-O3 -march=x86-64-O3 -march=znver1246810SE +/- 0.00, N = 5SE +/- 0.06, N = 5SE +/- 0.00, N = 5SE +/- 0.00, N = 56.775.726.775.691. (CXX) g++ options: -O3 -logg -lm

LAME MP3 Encoding

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.99.3WAV To MP3-O3 -march=x86-64-O3 -march=znver13691215SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.00, N = 5SE +/- 0.00, N = 59.6210.749.7510.921. (CC) gcc options: -O3 -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -pipe -lm

PostgreSQL pgbench

Clang 4.0Clang SVNOpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.6.3Scaling: Buffer Test - Test: Heavy Contention - Mode: Read Write-O3 -march=x86-64-O3 -march=znver1400800120016002000SE +/- 7.18, N = 3SE +/- 36.47, N = 6SE +/- 30.24, N = 3SE +/- 30.52, N = 42021.122061.891938.931875.271. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -fpic -shared

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.

Clang 4.0Clang SVNOpenBenchmarking.orgMFLOPS, More Is BetterHimeno Benchmark 3.0Poisson Pressure Solver-O3 -march=x86-64-O3 -march=znver12004006008001000SE +/- 0.52, N = 3SE +/- 6.87, N = 3SE +/- 1.19, N = 3SE +/- 5.42, N = 31114.031115.361110.921022.651. (CC) gcc options: -O3 -mavx2

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.

Clang 4.0Clang SVNOpenBenchmarking.orgNodes Per Second, More Is BetterTSCP 1.81AI Chess Performance-O3 -march=x86-64-O3 -march=znver1200K400K600K800K1000KSE +/- 987.82, N = 5SE +/- 1196.29, N = 5SE +/- 1625.76, N = 5SE +/- 1629.46, N = 510547301019964110333110963031. (CC) gcc options: -O3

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.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time-O3 -march=x86-64-O3 -march=znver148121620SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.03, N = 3SE +/- 0.00, N = 314.7214.6213.6813.621. (CC) gcc options: -lm -lpthread -O3

ebizzy

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

Clang 4.0Clang SVNOpenBenchmarking.orgRecords/s, More Is Betterebizzy 0.3-O3 -march=x86-64-O3 -march=znver190K180K270K360K450KSE +/- 6544.76, N = 4SE +/- 4344.35, N = 3SE +/- 4432.38, N = 3SE +/- 5536.66, N = 64082784068024085093829601. (CC) gcc options: -pthread -lpthread -O3

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.

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterFFTW 3.3.4Build: Float + SSE - Size: 2D FFT Size 4096-O3 -march=x86-64-O3 -march=znver13K6K9K12K15KSE +/- 25.06, N = 5SE +/- 75.88, N = 5SE +/- 12.52, N = 5SE +/- 55.71, N = 5129751307213690133981. (CC) gcc options: -O3 -lm

SciMark

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Monte Carlo-O3 -march=x86-64-O3 -march=znver1140280420560700SE +/- 0.39, N = 4SE +/- 0.07, N = 4SE +/- 0.08, N = 4SE +/- 0.67, N = 4623.66651.73642.55657.961. (CC) gcc options: -O3 -lm

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: 1000 Convex-O3 -march=x86-64-O3 -march=znver11.10032.20063.30094.40125.5015SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 34.894.694.844.641. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

SciMark

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Dense LU Matrix Factorization-O3 -march=x86-64-O3 -march=znver112002400360048006000SE +/- 49.61, N = 4SE +/- 36.57, N = 4SE +/- 14.40, N = 4SE +/- 16.27, N = 45534.545792.785572.725692.831. (CC) gcc options: -O3 -lm

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: 1000 Stack-O3 -march=x86-64-O3 -march=znver11.19932.39863.59794.79725.9965SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 35.335.145.275.101. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

Redis

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

Clang 4.0Clang SVNOpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: LPOP-O3 -march=x86-64-O3 -march=znver1400K800K1200K1600K2000KSE +/- 21807.56, N = 3SE +/- 5577.00, N = 3SE +/- 13701.81, N = 3SE +/- 13594.16, N = 31890860.671908429.461968693.381960971.501. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl

Clang 4.0Clang SVNOpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: GET-O3 -march=x86-64-O3 -march=znver1400K800K1200K1600K2000KSE +/- 29446.39, N = 5SE +/- 9354.06, N = 3SE +/- 15420.28, N = 3SE +/- 27406.80, N = 31900142.801896426.081953368.381973143.291. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: Convex Trimesh-O3 -march=x86-64-O3 -march=znver10.270.540.811.081.35SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 31.191.171.201.161. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

Apache Benchmark

This is a test of ab, which is the Apache benchmark program. This test profile measures how many requests per second a given system can sustain when carrying out 1,000,000 requests with 100 requests being carried out concurrently. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.7Static Web Page Serving-O3 -march=x86-64-O3 -march=znver16K12K18K24K30KSE +/- 320.32, N = 3SE +/- 228.50, N = 3SE +/- 179.13, N = 3SE +/- 44.40, N = 327221.4126808.6526994.8027700.931. (CC) gcc options: -shared -fPIC -pthread -O3

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: Raytests-O3 -march=x86-64-O3 -march=znver10.64351.2871.93052.5743.2175SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 32.852.792.862.781. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

libjpeg-turbo tjbench

Clang 4.0Clang SVNOpenBenchmarking.orgMegapixels/sec, More Is Betterlibjpeg-turbo tjbench 1.5.1Test: Decompression Throughput-O3 -march=x86-64-O3 -march=znver14080120160200SE +/- 0.04, N = 3SE +/- 0.06, N = 3SE +/- 0.11, N = 3SE +/- 0.07, N = 3163.71166.39161.78165.301. (CC) gcc options: -O3 -lm

SciMark

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Composite-O3 -march=x86-64-O3 -march=znver15001000150020002500SE +/- 10.27, N = 4SE +/- 6.84, N = 4SE +/- 2.34, N = 4SE +/- 2.54, N = 42124.542174.862129.482152.361. (CC) gcc options: -O3 -lm

GraphicsMagick

This is a test of GraphicsMagick with its OpenMP implementation that performs various imaging tests to stress the system's CPU. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.19Operation: Resizing-O3 -march=x86-64-O3 -march=znver1306090120150SE +/- 0.33, N = 3132135-march=x86-64-march=znver11. (CC) gcc options: -O3 -pthread -ljbig -lwebp -ltiff -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lpthread

Clang 4.0Clang SVNOpenBenchmarking.orgIterations Per Minute, More Is BetterGraphicsMagick 1.3.19Operation: Local Adaptive Thresholding-O3 -march=x86-64-O3 -march=znver13060901201501331341331361. (CC) gcc options: -fopenmp -O3 -pthread -ljbig -lwebp -ltiff -ljpeg -lXext -lSM -lICE -lX11 -llzma -lbz2 -lz -lm -lgomp -lpthread

SciMark

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Sparse Matrix Multiply-O3 -march=x86-64-O3 -march=znver16001200180024003000SE +/- 3.12, N = 4SE +/- 3.22, N = 4SE +/- 4.33, N = 4SE +/- 5.05, N = 42654.482616.812623.752597.541. (CC) gcc options: -O3 -lm

Redis

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

Clang 4.0Clang SVNOpenBenchmarking.orgRequests Per Second, More Is BetterRedis 3.0.1Test: SET-O3 -march=x86-64-O3 -march=znver1300K600K900K1200K1500KSE +/- 4364.72, N = 3SE +/- 8135.91, N = 3SE +/- 8018.20, N = 3SE +/- 23768.12, N = 61415121.331400655.091385134.041413713.291. (CC) gcc options: -ggdb -rdynamic -lm -pthread -ldl

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: 3000 Fall-O3 -march=x86-64-O3 -march=znver11.03952.0793.11854.1585.1975SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 34.624.534.624.531. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

SciMark

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Fast Fourier Transform-O3 -march=x86-64-O3 -march=znver1306090120150SE +/- 0.28, N = 4SE +/- 0.22, N = 4SE +/- 0.55, N = 4SE +/- 0.63, N = 4134.39135.84133.36134.241. (CC) gcc options: -O3 -lm

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: 136 Ragdolls-O3 -march=x86-64-O3 -march=znver10.66831.33662.00492.67323.3415SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 32.972.932.962.931. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

WavPack Audio Encoding

This test times how long it takes to encode a sample WAV file to WavPack format. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterWavPack Audio Encoding 5.1WAV To WavPack-O3 -march=x86-64-O3 -march=znver1246810SE +/- 0.00, N = 5SE +/- 0.00, N = 5SE +/- 0.01, N = 5SE +/- 0.00, N = 56.506.446.526.451. (CC) gcc options: -O3 -lm

Tachyon

This is a test of the threaded Tachyon, a parallel ray-tracing system. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterTachyon 0.98.9Total Time-O3 -march=x86-64-O3 -march=znver11.19032.38063.57094.76125.9515SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 35.235.255.295.291. (CC) gcc options: -m32 -O3 -fomit-frame-pointer -ffast-math -ltachyon -lm -lpthread

Stockfish

Clang 4.0Clang SVNOpenBenchmarking.orgms, Fewer Is BetterStockfish 2014-11-26Total Time-O3 -march=x86-64-O3 -march=znver18001600240032004000SE +/- 2.96, N = 3SE +/- 12.02, N = 3SE +/- 1.76, N = 3SE +/- 5.03, N = 337043671371036701. (CXX) g++ options: -lpthread -O3 -fno-exceptions -fno-rtti -ansi -pedantic -msse -msse3 -mpopcnt

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 4.0Clang SVNOpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: Prim Trimesh-O3 -march=x86-64-O3 -march=znver10.2250.450.6750.91.125SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 30.990.991.000.991. (CXX) g++ options: -O3 -rdynamic -lglut -lGL -lGLU

PostgreSQL pgbench

Clang 4.0Clang SVNOpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.6.3Scaling: Buffer Test - Test: Single Thread - Mode: Read Write-O3 -march=x86-64-O3 -march=znver150100150200250SE +/- 0.18, N = 3SE +/- 0.63, N = 3SE +/- 0.39, N = 3SE +/- 1.25, N = 3226.16226.21226.04224.891. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -fpic -shared

Hierarchical INTegration

Clang 4.0Clang SVNOpenBenchmarking.orgQUIPs, More Is BetterHierarchical INTegration 1.0Test: FLOAT-O3 -march=x86-64-O3 -march=znver160M120M180M240M300MSE +/- 176504.67, N = 3SE +/- 359206.87, N = 3SE +/- 120507.74, N = 3SE +/- 20484.23, N = 3301996595.09301686748.92301795000.85300351844.051. (CC) gcc options: -O3 -lm

SciMark

Clang 4.0Clang SVNOpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-Relaxation-O3 -march=x86-64-O3 -march=znver1400800120016002000SE +/- 0.35, N = 4SE +/- 0.75, N = 4SE +/- 0.35, N = 4SE +/- 0.50, N = 41675.631677.131675.031679.211. (CC) gcc options: -O3 -lm

x264

Clang 4.0Clang SVNOpenBenchmarking.orgFrames Per Second, More Is Betterx264 2017-05-19H.264 Video Encoding-O3 -march=x86-64-O3 -march=znver160120180240300SE +/- 0.72, N = 5SE +/- 1.15, N = 5SE +/- 0.34, N = 5SE +/- 0.68, N = 5252.21252.73252.33252.521. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fomit-frame-pointer -fno-tree-vectorize

PostgreSQL pgbench

Clang 4.0Clang SVNOpenBenchmarking.orgTPS, More Is BetterPostgreSQL pgbench 9.6.3Scaling: Buffer Test - Test: Normal Load - Mode: Read Write-O3 -march=x86-64-O3 -march=znver1400800120016002000SE +/- 33.75, N = 6SE +/- 30.13, N = 3SE +/- 47.88, N = 6SE +/- 52.04, N = 61899.661938.551865.091813.341. (CC) gcc options: -fno-strict-aliasing -fwrapv -O3 -fpic -shared

Clang 4.0: -O3 -march=x86-64

Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Testing initiated at 19 July 2017 11:36 by user phoronix.

Clang 4.0: -O3 -march=znver1

Processor: AMD Ryzen 7 1700 Eight-Core @ 3.00GHz (16 Cores), Motherboard: MSI B350 TOMAHAWK (MS-7A34) v1.0, Chipset: AMD Device 1450, Memory: 16384MB, Disk: 120GB Samsung SSD 840, Graphics: HIS AMD Radeon HD 7750/8740 / R7 250E 1024MB, Audio: AMD Cape Verde/Pitcairn, Network: Realtek RTL8111/8168/8411

OS: Ubuntu 17.04, Kernel: 4.12.0-999-generic (x86_64) 20170622, Desktop: Unity 7.5.0, Display Driver: modesetting 1.19.3, Compiler: Clang 4.0.0-1ubuntu1, File-System: ext4, Screen Resolution: 1024x768

Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Testing initiated at 19 July 2017 09:24 by user phoronix.

Clang SVN: -O3 -march=x86-64

Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver1
Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Testing initiated at 19 July 2017 13:46 by user phoronix.

Clang SVN: -O3 -march=znver1

Processor: AMD Ryzen 7 1700 Eight-Core @ 3.00GHz (16 Cores), Motherboard: MSI B350 TOMAHAWK (MS-7A34) v1.0, Chipset: AMD Device 1450, Memory: 16384MB, Disk: 120GB Samsung SSD 840, Graphics: HIS AMD Radeon HD 7750/8740 / R7 250E 1024MB, Audio: AMD Cape Verde/Pitcairn, Network: Realtek RTL8111/8168/8411

OS: Ubuntu 17.04, Kernel: 4.12.0-999-generic (x86_64) 20170622, Desktop: Unity 7.5.0, Display Driver: modesetting 1.19.3, Compiler: Clang 6.0.0 (SVN 308494), File-System: ext4, Screen Resolution: 1024x768

Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver1
Processor Notes: Scaling Governor: acpi-cpufreq ondemand

Testing initiated at 19 July 2017 15:24 by user phoronix.