20210921-audio-encoding

Intel Core i7-9750H testing with a Dell 0VYV0G (1.3.3 BIOS) and Intel UHD 630 CFL GT2 4GB on Arch rolling via the Phoronix Test Suite.

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Performance Per
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Date
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  Test
  Duration
Intel Core i7-9750H
September 21
  13 Minutes
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20210921-audio-encodingOpenBenchmarking.orgPhoronix Test Suite 10.6.1Intel Core i7-9750H @ 4.50GHz (6 Cores / 12 Threads)Dell 0VYV0G (1.3.3 BIOS)Intel Cannon Lake PCH32GBPM981a NVMe Samsung 1024GBIntel UHD 630 CFL GT2 4GB (300/405MHz)Realtek ALC32662 x BenQ PD2700UIntel Wi-Fi 6 AX200Arch rolling5.14.6-arch1-1 (x86_64)X Server 1.20.10NVIDIA 470.63.014.6 Mesa 21.2.1GCC 11.1.0 + Clang 12.0.1 + LLVM 12.0.1ext47680x2160ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDisplay ServerDisplay DriverOpenGLCompilerFile-SystemScreen Resolution20210921-audio-encoding BenchmarksSystem Logs- Transparent Huge Pages: madvise- --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-werror --enable-__cxa_atexit --enable-cet=auto --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-default-ssp --enable-gnu-indirect-function --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++,d --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-isl --with-linker-hash-style=gnu - Scaling Governor: intel_pstate powersave - CPU Microcode: 0xea - Thermald 2.4.6 - itlb_multihit: KVM: Mitigation of VMX disabled + l1tf: Mitigation of PTE Inversion; VMX: conditional cache flushes SMT vulnerable + mds: Mitigation of Clear buffers; SMT vulnerable + meltdown: Mitigation of PTI + spec_store_bypass: Mitigation of SSB disabled via prctl and seccomp + spectre_v1: Mitigation of usercopy/swapgs barriers and __user pointer sanitization + spectre_v2: Mitigation of Full generic retpoline IBPB: conditional IBRS_FW STIBP: conditional RSB filling + srbds: Mitigation of Microcode + tsx_async_abort: Not affected

20210921-audio-encodingencode-flac: WAV To FLACencode-mp3: WAV To MP3encode-ogg: WAV To Oggencode-opus: WAV To Opus Encodeencode-wavpack: WAV To WavPackIntel Core i7-9750H9.2649.87522.7589.65617.255OpenBenchmarking.org

FLAC Audio Encoding

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

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.2WAV To FLACIntel Core i7-9750H3691215SE +/- 0.081, N = 259.2641. (CXX) g++ options: -O2 -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 MP3Intel Core i7-9750H3691215SE +/- 0.128, N = 49.8751. (CC) gcc options: -O3 -ffast-math -funroll-loops -fschedule-insns2 -fbranch-count-reg -fforce-addr -pipe -lncurses -lm

Ogg Audio Encoding

This test times how long it takes to encode a sample WAV file to Ogg format using the reference Xiph.org tools/libraries. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterOgg Audio Encoding 1.3.4WAV To OggIntel Core i7-9750H510152025SE +/- 0.26, N = 622.761. (CC) gcc options: -O2 -ffast-math -fsigned-char

Opus Codec Encoding

Opus is an open audio codec. Opus is a lossy audio compression format designed primarily for interactive real-time applications over the Internet. This test uses Opus-Tools and measures the time required to encode a WAV file to Opus. Learn more via the OpenBenchmarking.org test page.

OpenBenchmarking.orgSeconds, Fewer Is BetterOpus Codec Encoding 1.3.1WAV To Opus EncodeIntel Core i7-9750H3691215SE +/- 0.104, N = 259.6561. (CXX) g++ options: -fvisibility=hidden -logg -lm

WavPack Audio Encoding

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

OpenBenchmarking.orgSeconds, Fewer Is BetterWavPack Audio Encoding 5.3WAV To WavPackIntel Core i7-9750H48121620SE +/- 0.18, N = 517.261. (CXX) g++ options: -rdynamic