Core i7 820Q vs Core i7 640M

1st gen Core i7 CPU comparison

HTML result view exported from: https://openbenchmarking.org/result/2305271-NE-2305262NE36&grw.

Core i7 820Q vs Core i7 640MProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerCompilerFile-SystemScreen ResolutionOpenGLCore i7 820QCore i7 640MCore i5 6200UIntel 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 43.4Intel Core i5-6200U @ 2.80GHz (2 Cores / 4 Threads)LENOVO 20FU001QGE (R08ET67W 1.41 BIOS)Intel Xeon E3-1200 v5/E3-1500256GB SAMSUNG MZ7LN256Intel HD 520 SKL GT2 7GB (1000MHz)Realtek ALC293Intel I219-V + Intel 8260EndeavourOS rolling6.3.4-arch1-1 (x86_64)GNOME Shell 44.1X Server + Wayland4.6 Mesa 23.1.0GCC 13.1.1 20230429OpenBenchmarking.orgKernel Details- Core i7 820Q: Transparent Huge Pages: madvise- Core i7 640M: Transparent Huge Pages: madvise- Core i5 6200U: Transparent Huge Pages: alwaysCompiler Details- Core i7 820Q: --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 - Core i7 640M: --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 - Core i5 6200U: --disable-libssp --disable-libstdcxx-pch --disable-werror --enable-__cxa_atexit --enable-bootstrap --enable-cet=auto --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-default-ssp --enable-gnu-indirect-function --enable-gnu-unique-object --enable-languages=ada,c,c++,d,fortran,go,lto,objc,obj-c++ --enable-libstdcxx-backtrace --enable-link-serialization=1 --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-build-config=bootstrap-lto --with-linker-hash-style=gnu 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: 0x7- Core i5 6200U: Scaling Governor: intel_pstate powersave (EPP: balance_performance) - CPU Microcode: 0xf0Python Details- Core i7 820Q: Python 3.11.2- Core i7 640M: Python 3.11.3- Core i5 6200U: Python 3.11.3Security Details- Core i7 820Q: 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 640M: 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 i5 6200U: itlb_multihit: KVM: Mitigation of VMX unsupported + l1tf: Mitigation of PTE Inversion + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + mmio_stale_data: Mitigation of Clear buffers; SMT vulnerable + retbleed: Mitigation of IBRS + spec_store_bypass: Mitigation of SSB disabled via prctl + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of IBRS IBPB: conditional STIBP: conditional RSB filling PBRSB-eIBRS: Not affected + srbds: Mitigation of Microcode + tsx_async_abort: Not affected

Core i7 820Q vs Core i7 640Msample-program: compress-rar: Linux Source Tree Archiving To RARencode-flac: WAV To FLACencode-mp3: WAV To MP3build-mplayer: Time To Compilebuild-apache: Time To Compilecompress-7zip: Compression Ratingcompress-7zip: Decompression Ratingsysbench: RAM / Memorysysbench: CPUsmallpt: Global Illumination Renderer; 128 Samplessudokut: Total Timepybench: Total For Average Test TimesCore i7 820QCore i7 640MCore i5 6200U18.659164.60953.77664.371262.87284.726127821092811147.963306.5787.56427.382270016.104137.05647.43250.655358.75398.4879230865911131.982540.16108.21023.285200010.931118.64828.25213.255102.09811188797010995.293009.3165.05717.2261419OpenBenchmarking.org

Sample Pi Program

OpenBenchmarking.orgSeconds, Fewer Is BetterSample Pi ProgramCore i7 820QCore i7 640MCore i5 6200U510152025SE +/- 0.02, N = 3SE +/- 0.06, N = 3SE +/- 0.09, N = 318.6616.1010.93

RAR Compression

Linux Source Tree Archiving To RAR

OpenBenchmarking.orgSeconds, Fewer Is BetterRAR Compression 6.0.2Linux Source Tree Archiving To RARCore i7 820QCore i7 640MCore i5 6200U4080120160200SE +/- 1.60, N = 3SE +/- 1.33, N = 3SE +/- 1.26, N = 3164.61137.06118.65

FLAC Audio Encoding

WAV To FLAC

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.4WAV To FLACCore i7 820QCore i7 640MCore i5 6200U1224364860SE +/- 0.15, N = 5SE +/- 0.07, N = 5SE +/- 0.05, N = 553.7847.4328.251. (CXX) g++ options: -O3 -fvisibility=hidden -logg -lm

LAME MP3 Encoding

WAV To MP3

OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3Core i7 820QCore i7 640MCore i5 6200U1428425670SE +/- 0.01, N = 3SE +/- 0.15, N = 3SE +/- 0.06, N = 364.3750.6613.26-O3 -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -pipe1. (CC) gcc options: -lncurses -lm

Timed MPlayer Compilation

Time To Compile

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

Timed Apache Compilation

Time To Compile

OpenBenchmarking.orgSeconds, Fewer Is BetterTimed Apache Compilation 2.4.41Time To CompileCore i7 820QCore i7 640MCore i5 6200U20406080100SE +/- 0.02, N = 3SE +/- 0.06, N = 3SE +/- 0.30, N = 384.7398.49102.10

7-Zip Compression

Test: Compression Rating

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 22.01Test: Compression RatingCore i7 820QCore i7 640MCore i5 6200U3K6K9K12K15KSE +/- 141.96, N = 3SE +/- 36.77, N = 3SE +/- 91.40, N = 9127829230111881. (CXX) g++ options: -lpthread -ldl -O2 -fPIC

7-Zip Compression

Test: Decompression Rating

OpenBenchmarking.orgMIPS, More Is Better7-Zip Compression 22.01Test: Decompression RatingCore i7 820QCore i7 640MCore i5 6200U2K4K6K8K10KSE +/- 14.68, N = 3SE +/- 2.19, N = 3SE +/- 18.83, N = 910928865979701. (CXX) g++ options: -lpthread -ldl -O2 -fPIC

Sysbench

Test: RAM / Memory

OpenBenchmarking.orgMiB/sec, More Is BetterSysbench 1.0.20Test: RAM / MemoryCore i7 820QCore i7 640MCore i5 6200U2K4K6K8K10KSE +/- 7.52, N = 3SE +/- 20.63, N = 3SE +/- 111.04, N = 311147.9611131.9810995.291. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm

Sysbench

Test: CPU

OpenBenchmarking.orgEvents Per Second, More Is BetterSysbench 1.0.20Test: CPUCore i7 820QCore i7 640MCore i5 6200U7001400210028003500SE +/- 3.40, N = 3SE +/- 4.61, N = 3SE +/- 2.38, N = 33306.572540.163009.311. (CC) gcc options: -O2 -funroll-loops -rdynamic -ldl -laio -lm

Smallpt

Global Illumination Renderer; 128 Samples

OpenBenchmarking.orgSeconds, Fewer Is BetterSmallpt 1.0Global Illumination Renderer; 128 SamplesCore i7 820QCore i7 640MCore i5 6200U20406080100SE +/- 0.06, N = 3SE +/- 0.16, N = 3SE +/- 0.14, N = 387.56108.2165.061. (CXX) g++ options: -fopenmp -O3

Sudokut

Total Time

OpenBenchmarking.orgSeconds, Fewer Is BetterSudokut 0.4Total TimeCore i7 820QCore i7 640MCore i5 6200U612182430SE +/- 0.00, N = 3SE +/- 0.02, N = 3SE +/- 0.07, N = 327.3823.2917.23

PyBench

Total For Average Test Times

OpenBenchmarking.orgMilliseconds, Fewer Is BetterPyBench 2018-02-16Total For Average Test TimesCore i7 820QCore i7 640MCore i5 6200U6001200180024003000SE +/- 9.87, N = 3SE +/- 1.86, N = 3SE +/- 1.00, N = 3270020001419

Phoronix Test Suite v10.8.5