Core i7 820Q vs Core i7 640M

1st gen Core i7 CPU comparison

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 2305263-NE-COREI7Q8226
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Audio Encoding 2 Tests
Timed Code Compilation 2 Tests
C/C++ Compiler Tests 5 Tests
Compression Tests 2 Tests
CPU Massive 5 Tests
Creator Workloads 4 Tests
Encoding 3 Tests
Multi-Core 6 Tests
Programmer / Developer System Benchmarks 3 Tests
Python Tests 2 Tests
Server CPU Tests 3 Tests
Single-Threaded 4 Tests

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Core i7 820Q
March 09 2023
  56 Minutes
Core i7 640M
April 28 2023
  56 Minutes
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Core i7 820Q vs Core i7 640MProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerCompilerFile-SystemScreen ResolutionCore i7 820QCore i7 640MIntel Core i7 820Q @ 1.73GHz (4 Cores / 8 Threads)Dell 041WH1 (A16 BIOS)Intel Core DMI8GBT-FORCE 256GBNVIDIA Quadro FX 1800M 1GBIDT 92HD81B1C5Intel 82577LM + Intel Centrino Ultimate-N 6300Fedora Linux 376.1.14-200.fc37.x86_64 (x86_64)GNOME Shell 43.3X ServerGCC 12.2.1 20221121ext41920x1080Intel Core i7 640M @ 2.80GHz (2 Cores / 4 Threads)Intel Core DRAM6.2.12-200.fc37.x86_64 (x86_64)GNOME Shell 43.4OpenBenchmarking.orgKernel Details- Transparent Huge Pages: madviseCompiler Details- --build=x86_64-redhat-linux --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-cet --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,fortran,objc,obj-c++,ada,go,d,lto --enable-libstdcxx-backtrace --enable-link-serialization=1 --enable-multilib --enable-offload-defaulted --enable-offload-targets=nvptx-none --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-build-config=bootstrap-lto --with-gcc-major-version-only --with-linker-hash-style=gnu --with-tune=generic --without-cuda-driver Processor Details- Core i7 820Q: Scaling Governor: acpi-cpufreq performance (Boost: Enabled) - CPU Microcode: 0xa- Core i7 640M: Scaling Governor: acpi-cpufreq performance (Boost: Enabled) - CPU Microcode: 0x7Python Details- Core i7 820Q: Python 3.11.2- Core i7 640M: Python 3.11.3Security Details- SELinux + itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Vulnerable: Clear buffers attempted no microcode; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Unknown: No mitigations + retbleed: Not affected + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Retpolines IBPB: conditional IBRS_FW STIBP: conditional RSB filling PBRSB-eIBRS: Not affected + srbds: Not affected + tsx_async_abort: Not affected

Core i7 820Q vs. Core i7 640M ComparisonPhoronix Test SuiteBaseline+9.6%+9.6%+19.2%+19.2%+28.8%+28.8%+38.4%+38.4%35%27.1%20.1%17.6%15.9%13.4%Compression Rating38.5%Time To Compile36.5%T.F.A.T.TCPU30.2%WAV To MP3D.R26.2%G.I.R.1.S23.6%L.S.T.A.T.RTotal TimeTime To Compile16.2%WAV To FLAC7-Zip CompressionTimed MPlayer CompilationPyBenchSysbenchLAME MP3 Encoding7-Zip CompressionSmallptRAR CompressionSudokutTimed Apache CompilationSample Pi ProgramFLAC Audio EncodingCore i7 820QCore i7 640M

Core i7 820Q vs Core i7 640Mcompress-7zip: Compression Ratingcompress-7zip: Decompression Ratingbuild-apache: Time To Compilebuild-mplayer: Time To Compilesmallpt: Global Illumination Renderer; 128 Samplesencode-flac: WAV To FLACencode-mp3: WAV To MP3sample-program: sudokut: Total Timesysbench: RAM / Memorysysbench: CPUpybench: Total For Average Test Timescompress-rar: Linux Source Tree Archiving To RARCore i7 820QCore i7 640M127821092884.726262.87287.56453.77664.37118.65927.38211147.963306.572700164.6099230865998.487358.753108.21047.43250.65516.10423.28511131.982540.162000137.056OpenBenchmarking.org

7-Zip Compression

This is a test of 7-Zip compression/decompression with its integrated benchmark feature. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 22.01Test: Compression RatingCore i7 820QCore i7 640M3K6K9K12K15KSE +/- 141.96, N = 3SE +/- 36.77, N = 31278292301. (CXX) g++ options: -lpthread -ldl -O2 -fPIC
OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 22.01Test: Compression RatingCore i7 820QCore i7 640M2K4K6K8K10KMin: 12561 / Avg: 12782.33 / Max: 13047Min: 9164 / Avg: 9230.33 / Max: 92911. (CXX) g++ options: -lpthread -ldl -O2 -fPIC

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 22.01Test: Decompression RatingCore i7 820QCore i7 640M2K4K6K8K10KSE +/- 14.68, N = 3SE +/- 2.19, N = 31092886591. (CXX) g++ options: -lpthread -ldl -O2 -fPIC
OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 22.01Test: Decompression RatingCore i7 820QCore i7 640M2K4K6K8K10KMin: 10912 / Avg: 10927.67 / Max: 10957Min: 8655 / Avg: 8659.33 / Max: 86621. (CXX) g++ options: -lpthread -ldl -O2 -fPIC

Timed Apache Compilation

This test times how long it takes to build the Apache HTTPD web server. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Apache Compilation 2.4.41Time To CompileCore i7 820QCore i7 640M20406080100SE +/- 0.02, N = 3SE +/- 0.06, N = 384.7398.49
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Apache Compilation 2.4.41Time To CompileCore i7 820QCore i7 640M20406080100Min: 84.68 / Avg: 84.73 / Max: 84.76Min: 98.41 / Avg: 98.49 / Max: 98.61

Timed MPlayer Compilation

This test times how long it takes to build the MPlayer open-source media player program. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MPlayer Compilation 1.5Time To CompileCore i7 820QCore i7 640M80160240320400SE +/- 0.09, N = 3SE +/- 1.35, N = 3262.87358.75
OpenBenchmarking.orgSeconds, Fewer Is BetterTimed MPlayer Compilation 1.5Time To CompileCore i7 820QCore i7 640M60120180240300Min: 262.71 / Avg: 262.87 / Max: 263.01Min: 357.28 / Avg: 358.75 / Max: 361.45

Smallpt

Smallpt is a C++ global illumination renderer written in less than 100 lines of code. Global illumination is done via unbiased Monte Carlo path tracing and there is multi-threading support via the OpenMP library. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 SamplesCore i7 820QCore i7 640M20406080100SE +/- 0.06, N = 3SE +/- 0.16, N = 387.56108.211. (CXX) g++ options: -fopenmp -O3
OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 SamplesCore i7 820QCore i7 640M20406080100Min: 87.5 / Avg: 87.56 / Max: 87.68Min: 108.01 / Avg: 108.21 / Max: 108.521. (CXX) g++ options: -fopenmp -O3

FLAC Audio Encoding

This test times how long it takes to encode a sample WAV file to FLAC audio format ten times using the --best preset settings. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.4WAV To FLACCore i7 820QCore i7 640M1224364860SE +/- 0.15, N = 5SE +/- 0.07, N = 553.7847.431. (CXX) g++ options: -O3 -fvisibility=hidden -logg -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.4WAV To FLACCore i7 820QCore i7 640M1122334455Min: 53.52 / Avg: 53.78 / Max: 54.36Min: 47.22 / Avg: 47.43 / Max: 47.661. (CXX) g++ options: -O3 -fvisibility=hidden -logg -lm

LAME MP3 Encoding

LAME is an MP3 encoder licensed under the LGPL. This test measures the time required to encode a WAV file to MP3 format. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3Core i7 820QCore i7 640M1428425670SE +/- 0.01, N = 3SE +/- 0.15, N = 364.3750.661. (CC) gcc options: -lncurses -lm
OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3Core i7 820QCore i7 640M1326395265Min: 64.37 / Avg: 64.37 / Max: 64.38Min: 50.36 / Avg: 50.65 / Max: 50.851. (CC) gcc options: -lncurses -lm

FFmpeg

This is a benchmark of the FFmpeg multimedia framework. The FFmpeg test profile is making use of a modified version of vbench from Columbia University's Architecture and Design Lab (ARCADE) [http://arcade.cs.columbia.edu/vbench/] that is a benchmark for video-as-a-service workloads. The test profile offers the options of a range of vbench scenarios based on freely distributable video content and offers the options of using the x264 or x265 video encoders for transcoding. Learn more via the OpenBenchmarking.org test page.

Encoder: libx264 - Scenario: Live

Core i7 820Q: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Core i7 640M: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Encoder: libx265 - Scenario: Live

Core i7 820Q: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Core i7 640M: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Encoder: libx264 - Scenario: Platform

Core i7 820Q: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Core i7 640M: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Encoder: libx265 - Scenario: Platform

Core i7 820Q: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Core i7 640M: The test quit with a non-zero exit status. E: SyntaxError: Missing parentheses in call to 'print'. Did you mean print(...)?

Sample Pi Program

A simple C++ program that calculates Pi to 8,765,4321 digits using the Leibniz formula. This test can be used for showcasing how to write a basic test profile. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSample Pi ProgramCore i7 820QCore i7 640M510152025SE +/- 0.02, N = 3SE +/- 0.06, N = 318.6616.10
OpenBenchmarking.orgSeconds, Fewer Is BetterSample Pi ProgramCore i7 820QCore i7 640M510152025Min: 18.62 / Avg: 18.66 / Max: 18.7Min: 16.02 / Avg: 16.1 / Max: 16.22

Sudokut

This is a test of Sudokut, which is a Sudoku puzzle solver written in Tcl. This test measures how long it takes to solve 100 Sudoku puzzles. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterSudokut 0.4Total TimeCore i7 820QCore i7 640M612182430SE +/- 0.00, N = 3SE +/- 0.02, N = 327.3823.29
OpenBenchmarking.orgSeconds, Fewer Is BetterSudokut 0.4Total TimeCore i7 820QCore i7 640M612182430Min: 27.38 / Avg: 27.38 / Max: 27.39Min: 23.24 / Avg: 23.29 / Max: 23.31

Sysbench

This is a benchmark of Sysbench with the built-in CPU and memory sub-tests. Sysbench is a scriptable multi-threaded benchmark tool based on LuaJIT. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMiB/sec, More Is BetterSysbench 1.0.20Test: RAM / MemoryCore i7 820QCore i7 640M2K4K6K8K10KSE +/- 7.52, N = 3SE +/- 20.63, N = 311147.9611131.981. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm
OpenBenchmarking.orgMiB/sec, More Is BetterSysbench 1.0.20Test: RAM / MemoryCore i7 820QCore i7 640M2K4K6K8K10KMin: 11133.51 / Avg: 11147.96 / Max: 11158.79Min: 11090.72 / Avg: 11131.98 / Max: 11152.641. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm

OpenBenchmarking.orgEvents Per Second, More Is BetterSysbench 1.0.20Test: CPUCore i7 820QCore i7 640M7001400210028003500SE +/- 3.40, N = 3SE +/- 4.61, N = 33306.572540.161. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm
OpenBenchmarking.orgEvents Per Second, More Is BetterSysbench 1.0.20Test: CPUCore i7 820QCore i7 640M6001200180024003000Min: 3300.22 / Avg: 3306.57 / Max: 3311.83Min: 2534.5 / Avg: 2540.16 / Max: 2549.281. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm

PyBench

This test profile reports the total time of the different average timed test results from PyBench. PyBench reports average test times for different functions such as BuiltinFunctionCalls and NestedForLoops, with this total result providing a rough estimate as to Python's average performance on a given system. This test profile runs PyBench each time for 20 rounds. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgMilliseconds, Fewer Is BetterPyBench 2018-02-16Total For Average Test TimesCore i7 820QCore i7 640M6001200180024003000SE +/- 9.87, N = 3SE +/- 1.86, N = 327002000
OpenBenchmarking.orgMilliseconds, Fewer Is BetterPyBench 2018-02-16Total For Average Test TimesCore i7 820QCore i7 640M5001000150020002500Min: 2682 / Avg: 2700 / Max: 2716Min: 1998 / Avg: 2000.33 / Max: 2004

RAR Compression

This test measures the time needed to archive/compress two copies of the Linux 5.14 kernel source tree using RAR/WinRAR compression. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterRAR Compression 6.0.2Linux Source Tree Archiving To RARCore i7 820QCore i7 640M4080120160200SE +/- 1.60, N = 3SE +/- 1.33, N = 3164.61137.06
OpenBenchmarking.orgSeconds, Fewer Is BetterRAR Compression 6.0.2Linux Source Tree Archiving To RARCore i7 820QCore i7 640M306090120150Min: 162.97 / Avg: 164.61 / Max: 167.8Min: 135.59 / Avg: 137.06 / Max: 139.72