Linux 3.15 CPUfreq + Intel P-State Intel ACPI cpufreq and Intel P-State driver benchmarks plus of various scaling governors. Benchmarks by Michael Larabel for a future article on Phoronix.com.
HTML result view exported from: https://openbenchmarking.org/result/1405150-KH-LINUX315C94&grw&rdt .
Linux 3.15 CPUfreq + Intel P-State Processor Motherboard Chipset Memory Disk Graphics Audio Monitor Network OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance Intel Core i7-4960X @ 4.00GHz (12 Cores) MSI X79MA-GD45 (MS-7738) v1.0 Intel Xeon E7 v2/Xeon 8192MB 1000GB Seagate ST1000DX001-1CM1 Sapphire AMD Radeon HD 4870 512MB Intel C600/X79 DELL S2409W Realtek RTL8111/8168/8411 Ubuntu 14.04 3.15.0-999-generic (x86_64) Unity 7.2.0 X Server 1.15.1 radeon 7.3.0 3.3 Mesa 10.1.0 Gallium 0.4 GCC 4.8.2 ext4 1920x1080 Intel Core i7-4960X @ 3.60GHz (12 Cores) OpenBenchmarking.org Compiler 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 Disk Details - DEADLINE / data=ordered,errors=remount-ro,relatime,rw Processor Details - Intel P-State - Performance: Scaling Governor: intel_pstate performance - Intel P-State - Powersave: Scaling Governor: intel_pstate powersave - ACPI CPUfreq - Ondemand: Scaling Governor: acpi-cpufreq ondemand - ACPI CPUfreq - Conservative: Scaling Governor: acpi-cpufreq conservative - ACPI cpufreq - Performance: Scaling Governor: acpi-cpufreq performance Graphics Details - EXA System Details - Disk Scheduler: DEADLINE.
Linux 3.15 CPUfreq + Intel P-State xonotic: 1920 x 1080 - Low xonotic: 1920 x 1080 - Ultimate postmark: Disk Transaction Performance compress-pbzip2: 256MB File Compression build-linux-kernel: Time To Compile graphics-magick: Resizing x264: H.264 Video Encoding c-ray: Total Time unigine-tropics: 1280 x 1024 apache: Static Web Page Serving openssl: RSA 4096-bit Performance Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 269.38 65.48 4054 5.01 58.74 169 233.29 17.31 40.46 17700.01 891.67 204.85 49.54 4464 6.09 121.72 183 229.64 18.98 40.39 17602.56 890.60 257.46 59.27 4411 5.03 58.37 183 240.31 17.28 40.49 17000.49 891.20 273.07 54.92 4464 12.51 122.91 183 228.81 84.96 40.36 14712.59 391.80 288.50 65.78 4464 9.27 119.08 183 237.50 19.19 40.47 16740.50 820.80 OpenBenchmarking.org
Xonotic Resolution: 1920 x 1080 - Effects Quality: Low OpenBenchmarking.org Frames Per Second, More Is Better Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: Low Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 60 120 180 240 300 SE +/- 0.44, N = 3 SE +/- 5.31, N = 3 SE +/- 1.25, N = 3 SE +/- 4.72, N = 3 SE +/- 0.20, N = 3 269.38 204.85 257.46 273.07 288.50 MIN: 151 / MAX: 454 MIN: 88 / MAX: 436 MIN: 148 / MAX: 437 MIN: 116 / MAX: 464 MIN: 168 / MAX: 466
Xonotic Resolution: 1920 x 1080 - Effects Quality: Ultimate OpenBenchmarking.org Frames Per Second, More Is Better Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: Ultimate Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 15 30 45 60 75 SE +/- 0.07, N = 3 SE +/- 0.06, N = 3 SE +/- 0.03, N = 3 SE +/- 0.20, N = 3 SE +/- 0.02, N = 3 65.48 49.54 59.27 54.92 65.78 MIN: 27 / MAX: 127 MIN: 16 / MAX: 113 MIN: 23 / MAX: 123 MIN: 17 / MAX: 121 MIN: 27 / MAX: 125
PostMark Disk Transaction Performance OpenBenchmarking.org TPS, More Is Better PostMark 1.51 Disk Transaction Performance Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 1000 2000 3000 4000 5000 SE +/- 22.00, N = 3 SE +/- 0.00, N = 3 SE +/- 26.33, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 4054 4464 4411 4464 4464 1. (CC) gcc options: -O3
Parallel BZIP2 Compression 256MB File Compression OpenBenchmarking.org Seconds, Fewer Is Better Parallel BZIP2 Compression 1.1.6 256MB File Compression Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 3 6 9 12 15 SE +/- 0.21, N = 3 SE +/- 0.05, N = 3 SE +/- 0.09, N = 3 SE +/- 1.44, N = 3 SE +/- 3.07, N = 3 5.01 6.09 5.03 12.51 9.27 1. (CXX) g++ options: -O2 -pthread -lbz2 -lpthread
Timed Linux Kernel Compilation Time To Compile OpenBenchmarking.org Seconds, Fewer Is Better Timed Linux Kernel Compilation 3.1 Time To Compile Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 30 60 90 120 150 SE +/- 1.14, N = 3 SE +/- 2.09, N = 3 SE +/- 0.59, N = 3 SE +/- 1.30, N = 3 SE +/- 0.40, N = 3 58.74 121.72 58.37 122.91 119.08
GraphicsMagick Operation: Resizing OpenBenchmarking.org Iterations Per Minute, More Is Better GraphicsMagick 1.3.19 Operation: Resizing Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 40 80 120 160 200 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.67, N = 3 SE +/- 0.00, N = 3 169 183 183 183 183 1. (CC) gcc options: -std=gnu99 -fopenmp -O2 -pthread -lXext -lSM -lICE -lX11 -lz -lm -lgomp -lpthread
x264 H.264 Video Encoding OpenBenchmarking.org Frames Per Second, More Is Better x264 2014-01-09 H.264 Video Encoding Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 50 100 150 200 250 SE +/- 9.73, N = 5 SE +/- 3.22, N = 5 SE +/- 2.31, N = 5 SE +/- 8.33, N = 5 SE +/- 2.26, N = 5 233.29 229.64 240.31 228.81 237.50 1. (CC) gcc options: -ldl -m64 -lm -lpthread -O3 -ffast-math -std=gnu99 -fomit-frame-pointer -fno-tree-vectorize
C-Ray Total Time OpenBenchmarking.org Seconds, Fewer Is Better C-Ray 1.1 Total Time Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 20 40 60 80 100 SE +/- 0.03, N = 3 SE +/- 0.81, N = 3 SE +/- 0.01, N = 3 SE +/- 5.05, N = 3 SE +/- 0.04, N = 3 17.31 18.98 17.28 84.96 19.19 1. (CC) gcc options: -lm -lpthread -O3
Unigine Tropics Resolution: 1280 x 1024 OpenBenchmarking.org Frames Per Second, More Is Better Unigine Tropics 1.3 Resolution: 1280 x 1024 Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 9 18 27 36 45 SE +/- 0.01, N = 3 SE +/- 0.00, N = 3 SE +/- 0.00, N = 3 SE +/- 0.02, N = 3 SE +/- 0.00, N = 3 40.46 40.39 40.49 40.36 40.47
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second, More Is Better Apache Benchmark 2.4.7 Static Web Page Serving Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 4K 8K 12K 16K 20K SE +/- 83.06, N = 3 SE +/- 25.79, N = 3 SE +/- 131.99, N = 3 SE +/- 200.42, N = 3 SE +/- 1056.44, N = 3 17700.01 17602.56 17000.49 14712.59 16740.50 1. (CC) gcc options: -shared -fPIC -O2 -pthread
OpenSSL RSA 4096-bit Performance OpenBenchmarking.org Signs Per Second, More Is Better OpenSSL 1.0.1g RSA 4096-bit Performance Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 200 400 600 800 1000 SE +/- 0.24, N = 3 SE +/- 1.25, N = 3 SE +/- 0.15, N = 3 SE +/- 242.35, N = 3 SE +/- 19.75, N = 3 891.67 890.60 891.20 391.80 820.80 1. (CC) gcc options: -m64 -O3 -lssl -lcrypto -ldl
PostMark Disk Transaction Performance OpenBenchmarking.org TPS Per Watt, More Is Better PostMark 1.51 Disk Transaction Performance Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 5 10 15 20 25 21.41 22.39 21.96 22.23 22.22
PostMark System Power Consumption Monitor Min Avg Max Intel P-State - Performance 177.0 189.3 191.1 Intel P-State - Powersave 180.0 199.4 201.6 ACPI CPUfreq - Ondemand 199.7 200.8 201.4 ACPI CPUfreq - Conservative 183.9 200.8 203.5 ACPI cpufreq - Performance 200.5 200.9 201.5 OpenBenchmarking.org Watts, Fewer Is Better PostMark 1.51 System Power Consumption Monitor 50 100 150 200 250
Unigine Tropics Resolution: 1280 x 1024 OpenBenchmarking.org Frames Per Second Per Watt, More Is Better Unigine Tropics 1.3 Resolution: 1280 x 1024 Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 0.0473 0.0946 0.1419 0.1892 0.2365 0.20 0.21 0.20 0.20 0.19
Unigine Tropics System Power Consumption Monitor Min Avg Max Intel P-State - Performance 185.1 207.2 223.8 Intel P-State - Powersave 170.3 196.1 202.1 ACPI CPUfreq - Ondemand 187.3 200.8 209.0 ACPI CPUfreq - Conservative 173.3 197.2 206.2 ACPI cpufreq - Performance 197.1 211.5 225.9 OpenBenchmarking.org Watts, Fewer Is Better Unigine Tropics 1.3 System Power Consumption Monitor 60 120 180 240 300
Xonotic Resolution: 1920 x 1080 - Effects Quality: Low OpenBenchmarking.org Frames Per Second Per Watt, More Is Better Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: Low Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 0.3015 0.603 0.9045 1.206 1.5075 1.31 1.06 1.24 1.29 1.34
Xonotic System Power Consumption Monitor Min Avg Max Intel P-State - Performance 185.5 205.7 215.1 Intel P-State - Powersave 166.8 192.5 221.2 ACPI CPUfreq - Ondemand 172.1 207.0 219.3 ACPI CPUfreq - Conservative 170.0 211.7 221.4 ACPI cpufreq - Performance 183.3 214.8 220.7 OpenBenchmarking.org Watts, Fewer Is Better Xonotic 0.7 System Power Consumption Monitor 60 120 180 240 300
Xonotic Resolution: 1920 x 1080 - Effects Quality: Ultimate OpenBenchmarking.org Frames Per Second Per Watt, More Is Better Xonotic 0.7 Resolution: 1920 x 1080 - Effects Quality: Ultimate Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 0.0698 0.1396 0.2094 0.2792 0.349 0.31 0.27 0.30 0.29 0.31
Xonotic System Power Consumption Monitor Min Avg Max Intel P-State - Performance 186.1 209.0 214.3 Intel P-State - Powersave 170.1 186.4 199.1 ACPI CPUfreq - Ondemand 172.7 198.7 208.2 ACPI CPUfreq - Conservative 164.0 191.0 205.0 ACPI cpufreq - Performance 199.2 213.3 222.8 OpenBenchmarking.org Watts, Fewer Is Better Xonotic 0.7 System Power Consumption Monitor 60 120 180 240 300
x264 H.264 Video Encoding OpenBenchmarking.org Frames Per Second Per Watt, More Is Better x264 2014-01-09 H.264 Video Encoding Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 0.2363 0.4726 0.7089 0.9452 1.1815 0.96 1.03 1.05 1.01 0.96
x264 System Power Consumption Monitor Min Avg Max Intel P-State - Performance 172.9 242.1 289.8 Intel P-State - Powersave 168.4 222.3 284.9 ACPI CPUfreq - Ondemand 176.6 228.0 292.2 ACPI CPUfreq - Conservative 183.5 226.2 287.6 ACPI cpufreq - Performance 177.0 247.7 289.6 OpenBenchmarking.org Watts, Fewer Is Better x264 2014-01-09 System Power Consumption Monitor 70 140 210 280 350
GraphicsMagick Operation: Resizing OpenBenchmarking.org Iterations Per Minute Per Watt, More Is Better GraphicsMagick 1.3.19 Operation: Resizing Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 0.1935 0.387 0.5805 0.774 0.9675 0.83 0.86 0.86 0.86 0.86
GraphicsMagick System Power Consumption Monitor Min Avg Max Intel P-State - Performance 183.9 203.1 209.1 Intel P-State - Powersave 185.3 212.6 214.8 ACPI CPUfreq - Ondemand 213.3 213.8 214.3 ACPI CPUfreq - Conservative 184.5 212.6 215.9 ACPI cpufreq - Performance 213.0 213.6 214.1 OpenBenchmarking.org Watts, Fewer Is Better GraphicsMagick 1.3.19 System Power Consumption Monitor 60 120 180 240 300
Timed Linux Kernel Compilation Time To Compile OpenBenchmarking.org Performance Per Watt, More Is Better Timed Linux Kernel Compilation 3.1 Time To Compile Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 1.0935 2.187 3.2805 4.374 5.4675 4.86 1.89 4.81 1.86 1.94
Timed Linux Kernel Compilation System Power Consumption Monitor Min Avg Max Intel P-State - Performance 186.9 285.3 300.7 Intel P-State - Powersave 165.0 230.4 254.5 ACPI CPUfreq - Ondemand 183.1 280.6 299.7 ACPI CPUfreq - Conservative 167.7 228.6 255.1 ACPI cpufreq - Performance 176.8 231.5 256.7 OpenBenchmarking.org Watts, Fewer Is Better Timed Linux Kernel Compilation 3.1 System Power Consumption Monitor 80 160 240 320 400
C-Ray Total Time OpenBenchmarking.org Performance Per Watt, More Is Better C-Ray 1.1 Total Time Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 4 8 12 16 20 15.92 14.20 15.91 2.36 13.48
C-Ray System Power Consumption Monitor Min Avg Max Intel P-State - Performance 275.2 275.6 275.9 Intel P-State - Powersave 261.8 269.5 271.7 ACPI CPUfreq - Ondemand 274.3 274.9 275.3 ACPI CPUfreq - Conservative 195.9 200.2 269.1 ACPI cpufreq - Performance 194.4 258.8 269.3 OpenBenchmarking.org Watts, Fewer Is Better C-Ray 1.1 System Power Consumption Monitor 70 140 210 280 350
Parallel BZIP2 Compression 256MB File Compression OpenBenchmarking.org Performance Per Watt, More Is Better Parallel BZIP2 Compression 1.1.6 256MB File Compression Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 10 20 30 40 50 43.12 38.50 37.37 16.80 21.94
Parallel BZIP2 Compression System Power Consumption Monitor Min Avg Max Intel P-State - Performance 173.4 216.0 283.3 Intel P-State - Powersave 196.0 234.5 279.7 ACPI CPUfreq - Ondemand 176.6 188.0 195.7 ACPI CPUfreq - Conservative 183.5 210.1 276.0 ACPI cpufreq - Performance 176.6 203.4 279.2 OpenBenchmarking.org Watts, Fewer Is Better Parallel BZIP2 Compression 1.1.6 System Power Consumption Monitor 70 140 210 280 350
OpenSSL RSA 4096-bit Performance OpenBenchmarking.org Signs Per Second Per Watt, More Is Better OpenSSL 1.0.1g RSA 4096-bit Performance Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 0.7335 1.467 2.2005 2.934 3.6675 3.12 3.23 3.26 1.80 2.95
OpenSSL System Power Consumption Monitor Min Avg Max Intel P-State - Performance 284.8 285.6 286.4 Intel P-State - Powersave 176.4 275.3 286.3 ACPI CPUfreq - Ondemand 176.4 273.7 286.5 ACPI CPUfreq - Conservative 175.4 217.2 282.6 ACPI cpufreq - Performance 275.6 277.9 281.6 OpenBenchmarking.org Watts, Fewer Is Better OpenSSL 1.0.1g System Power Consumption Monitor 70 140 210 280 350
Apache Benchmark Static Web Page Serving OpenBenchmarking.org Requests Per Second Per Watt, More Is Better Apache Benchmark 2.4.7 Static Web Page Serving Intel P-State - Performance Intel P-State - Powersave ACPI CPUfreq - Ondemand ACPI CPUfreq - Conservative ACPI cpufreq - Performance 20 40 60 80 100 74.89 75.14 72.61 62.16 71.55
Apache Benchmark System Power Consumption Monitor Min Avg Max Intel P-State - Performance 172.9 236.4 242.9 Intel P-State - Powersave 169.3 234.3 242.2 ACPI CPUfreq - Ondemand 167.7 234.1 241.8 ACPI CPUfreq - Conservative 232.5 236.7 238.0 ACPI cpufreq - Performance 175.4 234.0 242.8 OpenBenchmarking.org Watts, Fewer Is Better Apache Benchmark 2.4.7 System Power Consumption Monitor 60 120 180 240 300
System Power Consumption Monitor Phoronix Test Suite System Monitoring Min Avg Max Intel P-State - Performance 171.3 214.1 300.7 Intel P-State - Powersave 165.0 203.9 286.3 ACPI CPUfreq - Ondemand 163.1 210.8 299.7 ACPI CPUfreq - Conservative 164.0 203.1 287.6 ACPI cpufreq - Performance 171.5 215.2 289.6 OpenBenchmarking.org Watts System Power Consumption Monitor Phoronix Test Suite System Monitoring 80 160 240 320 400
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