Compiler Flags W/ Gentoo

AMD Ryzen 7 PRO 5850U testing with a LENOVO 20X7003WFR (R1KET36W 1.21 BIOS) and AMD Cezanne 1GB on Gentoo 2.8 via the Phoronix Test Suite.

HTML result view exported from: https://openbenchmarking.org/result/2205086-NE-2205082NE31&sor&grs.

Compiler Flags W/ GentooProcessorMotherboardChipsetMemoryDiskGraphicsAudioNetworkOSKernelDesktopDisplay ServerOpenGLVulkanCompilerFile-SystemScreen ResolutionGentoo GCC 11.2 DefaultGentoo Clang 14 DefaultGentoo GCC 12.1 DefaultGentoo AOCC 3.2 DefaultGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / clear flags + ltoGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3Gentoo Clang 14 / O2 znver3 lto-thinAMD Ryzen 7 PRO 5850U @ 4.51GHz (8 Cores / 16 Threads)LENOVO 20X7003WFR (R1KET36W 1.21 BIOS)AMD Renoir/Cezanne32GB512GB SK hynix HFS512GDE9X081NAMD Cezanne 1GB (2000/400MHz)AMD Renoir Radeon HD AudioRealtek RTL8111/8168/8411 + MEDIATEK MT7921 802.11ax PCIGentoo 2.85.17.5-gentoo-clang (x86_64)KDE Plasma 5.24.5X Server 1.21.1.3 + Wayland4.6 Mesa 22.1.0-rc3 (LLVM 14.0.3 DRM 3.44)1.3.211GCC 11.3.0 + Clang 14.0.3 + LLVM 14.0.3btrfs1920x10804.6 Mesa 22.1.0-rc4 (LLVM 14.0.3 DRM 3.44)Clang 14.0.3 + GCC 11.3.0 + LLVM 14.0.3GCC 12.1.0 + Clang 14.0.3 + LLVM 14.0.3Clang 14.0.3 + GCC 12.1.0 + LLVM 14.0.3GCC 12.1.0 + Clang 14.0.3 + LLVM 14.0.3Clang 14.0.3 + GCC 12.1.0 + LLVM 14.0.3OpenBenchmarking.orgKernel Details- Transparent Huge Pages: alwaysEnvironment Details- Gentoo GCC 11.2 Default: RUSTFLAGS="-C target-cpu=native"- Gentoo Clang 14 Default: RUSTFLAGS="-C target-cpu=native"- Gentoo GCC 12.1 Default: RUSTFLAGS="-C target-cpu=native"- Gentoo AOCC 3.2 Default: RUSTFLAGS="-C target-cpu=native"- Gentoo GCC 12.1 / O2: CXXFLAGS="-O2 -pipe" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O2 -pipe" COMMON_FLAGS="-O2 -pipe"- Gentoo GCC 12.1 / O2 znver3: CXXFLAGS="-O2 -pipe -march=native" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O2 -pipe -march=native" COMMON_FLAGS="-O2 -pipe -march=native"- Gentoo GCC 12.1 / O2 znver3 lto: CXXFLAGS="-O2 -pipe -march=native -flto=auto" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O2 -pipe -march=native -flto=auto" COMMON_FLAGS="-O2 -pipe -march=native -flto=auto"- Gentoo GCC 12.1 / O3: CXXFLAGS="-O3 -pipe -fuse-ld=mold" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O3 -pipe -fuse-ld=mold" COMMON_FLAGS="-O3 -pipe -fuse-ld=mold"- Gentoo GCC 12.1 / O3 znver3: CXXFLAGS="-O3 -pipe -march=native" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O3 -pipe -march=native" COMMON_FLAGS="-O3 -pipe -march=native"- Gentoo GCC 12.1 / clear flags: CXXFLAGS="-march=native -O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -mtune=native" RUSTFLAGS="-C target-cpu=native" CFLAGS="-march=native -O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -mtune=native" COMMON_FLAGS="-march=native -O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -mtune=native" - Gentoo GCC 12.1 / clear flags + lto: FFLAGS="-O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -malign-data=abi -fno-semantic-interposition -ftree-vectorize -ftree-loop-vectorize -Wl,--enable-new-dtag" CXXFLAGS="-march=native -O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -flto=auto -fdata-sections -ffunction-sections -fno-semantic-interposition -ffast-math -ftree-loop-vectorize -fstack-protector-strong -fzero-call-used-regs=used -mprefer-vector-width=128 -mtune=native -fvisibility-inlines-hidden" RUSTFLAGS="-C target-cpu=native" FCFLAGS="-O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -malign-data=abi -fno-semantic-interposition -ftree-vectorize -ftree-loop-vectorize -Wl,-sort-common -Wl,--enable-new-dtags" CFLAGS="-march=native -O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -flto=auto -fdata-sections -ffunction-sections -fno-semantic-interposition -ffast-math -ftree-loop-vectorize -fstack-protector-strong -fzero-call-used-regs=used -mprefer-vector-width=128 -mtune=native" COMMON_FLAGS="-march=native -O3 -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -Wformat -Wformat-security -m64 -fasynchronous-unwind-tables -Wp,-D_REENTRANT -ftree-loop-distribute-patterns -Wl,-z -Wl,now -Wl,-z -Wl,relro -fno-semantic-interposition -ffat-lto-objects -fno-trapping-math -Wl,-sort-common -Wl,--enable-new-dtags -flto=auto -fdata-sections -ffunction-sections -fno-semantic-interposition -ffast-math -ftree-loop-vectorize -fstack-protector-strong -fzero-call-used-regs=used -mprefer-vector-width=128 -mtune=native" - Gentoo Clang 14 / O2: CXXFLAGS="-O2 -pipe" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O2 -pipe" COMMON_FLAGS="-O2 -pipe"- Gentoo Clang 14 / O2 znver3: CXXFLAGS="-O2 -pipe -march=native" RUSTFLAGS="-C target-cpu=native" CFLAGS="-O2 -pipe -march=native" COMMON_FLAGS="-O2 -pipe -march=native"- Gentoo Clang 14 / O2 znver3 lto-thin: CXXFLAGS="-march=native -O2 -pipe -flto=thin" RUSTFLAGS="-C target-cpu=native" CFLAGS="-march=native -O2 -pipe -flto=thin" COMMON_FLAGS="-march=native -O2 -pipe -flto=thin"Processor Details- Scaling Governor: amd-pstate performance (Boost: Enabled) - CPU Microcode: 0xa50000cSecurity Details- itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: 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: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affectedCompiler Details- Gentoo Clang 14 Default, Gentoo AOCC 3.2 Default, Gentoo Clang 14 / O2, Gentoo Clang 14 / O2 znver3, Gentoo Clang 14 / O2 znver3 lto-thin: Optimized build; Default target: x86_64-pc-linux-gnu; Host CPU: znver3

Compiler Flags W/ Gentooapache: 1coremark: CoreMark Size 666 - Iterations Per Secondliquid-dsp: 16 - 256 - 57kvazaar: Bosphorus 4K - Ultra Fastkvazaar: Bosphorus 4K - Very Fastsvt-hevc: 7 - Bosphorus 1080pkvazaar: Bosphorus 4K - Mediumsvt-hevc: 10 - Bosphorus 1080pprimesieve: 1e12 Prime Number Generationdav1d: Chimera 1080pencode-flac: WAV To FLACsvt-vp9: VMAF Optimized - Bosphorus 1080pcompress-zstd: 8 - Compression Speedetcpak: ETC2webp: Quality 100, Highest Compressiontoktx: UASTC 3 + Zstd Compression 19apache: 200rnnoise: compress-zstd: 8 - Decompression Speedtjbench: Decompression Throughputquantlib: Gentoo GCC 11.2 DefaultGentoo Clang 14 DefaultGentoo GCC 12.1 DefaultGentoo AOCC 3.2 DefaultGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / clear flags + ltoGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3Gentoo Clang 14 / O2 znver3 lto-thin10792.64279379.24219437605666721.0411.8783.715.19177.2233.724417.5111.924124.15244.7216.9415.89621.09955102.2216.9344131.1246.1064723374.021466.66259612.08695044871666722.7812.9988.215.39182.0133.107439.3213.690128.80234.9263.2045.26120.93960186.1915.5053782.3250.6992163448.920703.03267234.60529037052000021.3612.2184.965.35175.9434.353439.5511.631125.62246.6218.1476.07421.41557567.3816.5554027.8243.7018833423.422209.54263843.78484044561333322.5212.9387.195.37179.9133.003435.4813.288129.08238.2247.9215.39920.87360662.7415.7843830.6250.5044043521.010790.29271032.58942638005666721.7612.2884.035.35174.9933.783443.9113.212125.06248.5215.9676.12421.05255875.5716.6174140.1243.2365623396.010699.22283606.12323940575333321.5212.0586.765.34180.3133.819438.2414.543126.41245.2216.0566.34321.00150954.4115.8024033.1250.9698833408.110772.55266759.67669839975000021.8612.4188.425.35183.2833.59213.980128.20238.0215.8866.44021.05853715.3215.7014030.7245.9423193391.510569.22269880.42351437833666721.9412.5085.815.44178.5433.916436.8611.993125.69236.1215.9445.78421.08452334.0115.9984030.0258.9902663392.810592.49272827.82632740066666721.3812.2184.345.44176.2033.591436.1112.742122.51231.2215.9665.85021.02253812.7415.1883930.9250.7209123392.922317.57276025.67247947090666722.0112.5287.785.48181.9633.259439.7712.575127.04254.8218.1355.78320.88461256.3815.0774174.0263.6895213421.822480.46265728.84840548003666723.3312.9688.685.61183.4033.49312.651129.63239.6218.2475.71320.89356316.533974.1246.0487683432.321927.52253034.79921044461000022.7212.9187.845.36179.2433.156441.8414.077128.01237.6262.2485.45221.06260417.8415.7613659.1246.2739333415.620276.45180351.38802230906333315.919.0962.533.97138.5343.821346.6812.699104.43252.1261.5485.53225.25152204.5717.4223694.7253.4641363388.921925.17245109.66795540596666722.5812.5187.105.28184.8333.002438.0412.513129.13284.2264.3495.30820.93961362.4616.9733823.1246.8153753460.5OpenBenchmarking.org

Apache HTTP Server

Concurrent Requests: 1

OpenBenchmarking.orgRequests Per Second, More Is BetterApache HTTP Server 2.4.48Concurrent Requests: 1Gentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / clear flagsGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 DefaultGentoo GCC 12.1 DefaultGentoo Clang 14 / O2 znver3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O35K10K15K20K25KSE +/- 129.85, N = 3SE +/- 41.40, N = 3SE +/- 53.26, N = 3SE +/- 79.98, N = 3SE +/- 88.56, N = 3SE +/- 46.80, N = 3SE +/- 98.71, N = 3SE +/- 44.15, N = 3SE +/- 29.78, N = 3SE +/- 54.71, N = 3SE +/- 16.25, N = 3SE +/- 16.65, N = 3SE +/- 109.96, N = 3SE +/- 22.01, N = 322480.4622317.5722209.5421927.5221925.1721466.6620703.0320276.4510792.6410790.2910772.5510699.2210592.4910569.22-march=native -O3 -m64 -flto=auto -mtune=native-march=native -O3 -m64 -mtune=native-O2-march=native -O2 -flto=thin-O2-O2-O2 -march=native-O2-O2-O2 -march=native -flto=auto-O2 -march=native-O3 -march=native-O31. (CC) gcc options: -shared -fPIC

Coremark

CoreMark Size 666 - Iterations Per Second

OpenBenchmarking.orgIterations/Sec, More Is BetterCoremark 1.0CoreMark Size 666 - Iterations Per SecondGentoo GCC 12.1 / O2 znver3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2Gentoo GCC 12.1 / O3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / clear flags + ltoGentoo AOCC 3.2 DefaultGentoo Clang 14 DefaultGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 / O2 znver360K120K180K240K300KSE +/- 822.38, N = 3SE +/- 705.69, N = 3SE +/- 566.60, N = 3SE +/- 822.40, N = 3SE +/- 497.57, N = 3SE +/- 157.13, N = 3SE +/- 1473.29, N = 3SE +/- 1235.82, N = 3SE +/- 524.59, N = 3SE +/- 399.87, N = 3SE +/- 279.71, N = 3SE +/- 432.25, N = 3SE +/- 383.58, N = 3SE +/- 274.01, N = 3283606.12279379.24276025.67272827.83271032.59269880.42267234.61266759.68265728.85263843.78259612.09253034.80245109.67180351.39

Liquid-DSP

Threads: 16 - Buffer Length: 256 - Filter Length: 57

OpenBenchmarking.orgsamples/s, More Is BetterLiquid-DSP 2021.01.31Threads: 16 - Buffer Length: 256 - Filter Length: 57Gentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / clear flagsGentoo Clang 14 DefaultGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 DefaultGentoo Clang 14 / O2 znver3100M200M300M400M500MSE +/- 1797000.59, N = 3SE +/- 2809996.05, N = 3SE +/- 1276875.53, N = 3SE +/- 1961906.67, N = 3SE +/- 1384810.46, N = 3SE +/- 1422443.13, N = 3SE +/- 1596718.86, N = 3SE +/- 2003183.58, N = 3SE +/- 826458.31, N = 3SE +/- 1446516.89, N = 3SE +/- 546788.60, N = 3SE +/- 2419327.27, N = 3SE +/- 1458503.80, N = 3SE +/- 283450.96, N = 3480036667470906667448716667445613333444610000405966667405753333400666667399750000380056667378336667376056667370520000309063333-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-O2 -pipe-march=native -O2 -pipe -flto=thin-O2 -pipe -march=native-pipe -march=native-O2 -pipe -march=native -flto=auto-O2 -pipe-pipe -fuse-ld=mold-O2 -pipe -march=native1. (CC) gcc options: -O3 -pthread -lm -lc -lliquid

Kvazaar

Video Input: Bosphorus 4K - Video Preset: Ultra Fast

OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.1Video Input: Bosphorus 4K - Video Preset: Ultra FastGentoo GCC 12.1 / clear flags + ltoGentoo Clang 14 DefaultGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3 lto-thinGentoo AOCC 3.2 DefaultGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 DefaultGentoo GCC 11.2 DefaultGentoo Clang 14 / O2 znver3612182430SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.06, N = 3SE +/- 0.05, N = 3SE +/- 0.05, N = 3SE +/- 0.09, N = 3SE +/- 0.07, N = 3SE +/- 0.08, N = 3SE +/- 0.09, N = 3SE +/- 0.22, N = 3SE +/- 0.16, N = 3SE +/- 0.12, N = 3SE +/- 0.08, N = 323.3322.7822.7222.5822.5222.0121.9421.8621.7621.5221.3821.3621.0415.91-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native -lpthread-O2-O2 -pipe-march=native -O2 -pipe -flto=thin-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native -lpthread-O3 -pipe -fuse-ld=mold -lpthread-O2 -pipe -march=native -flto=auto -lpthread-O2 -pipe -lpthread-O2 -pipe -march=native -lpthread-O3 -pipe -march=native -lpthread-O2 -lpthread-O2 -lpthread-O2 -pipe -march=native1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

Kvazaar

Video Input: Bosphorus 4K - Video Preset: Very Fast

OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.1Video Input: Bosphorus 4K - Video Preset: Very FastGentoo Clang 14 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo GCC 12.1 / clear flagsGentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / O3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2 znver3Gentoo GCC 11.2 DefaultGentoo Clang 14 / O2 znver33691215SE +/- 0.02, N = 3SE +/- 0.05, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.06, N = 3SE +/- 0.11, N = 3SE +/- 0.13, N = 3SE +/- 0.01, N = 3SE +/- 0.06, N = 1512.9912.9612.9312.9112.5212.5112.5012.4112.2812.2112.2112.0511.879.09-O2-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native -lpthread-O2 -pipe-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native -lpthread-march=native -O2 -pipe -flto=thin-O3 -pipe -fuse-ld=mold -lpthread-O2 -pipe -march=native -flto=auto -lpthread-O2 -pipe -lpthread-O3 -pipe -march=native -lpthread-O2 -lpthread-O2 -pipe -march=native -lpthread-O2 -lpthread-O2 -pipe -march=native1. (CC) clang options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

SVT-HEVC

Tuning: 7 - Input: Bosphorus 1080p

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-HEVC 1.5.0Tuning: 7 - Input: Bosphorus 1080pGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 DefaultGentoo Clang 14 / O2Gentoo GCC 12.1 / clear flagsGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2Gentoo GCC 11.2 DefaultGentoo Clang 14 / O2 znver320406080100SE +/- 0.46, N = 3SE +/- 0.55, N = 3SE +/- 0.68, N = 3SE +/- 0.31, N = 3SE +/- 0.53, N = 3SE +/- 0.51, N = 3SE +/- 0.94, N = 3SE +/- 0.69, N = 3SE +/- 0.47, N = 3SE +/- 0.91, N = 3SE +/- 0.71, N = 3SE +/- 0.56, N = 3SE +/- 0.72, N = 8SE +/- 0.08, N = 388.6888.4288.2187.8487.7887.1987.1086.7685.8184.9684.3484.0383.7162.53-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-pipe -march=native -flto=auto-pipe-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-march=native -pipe -flto=thin-pipe -march=native-pipe -fuse-ld=mold-pipe -march=native-pipe-pipe -march=native1. (CC) gcc options: -O3 -fPIE -fPIC -O2 -pie -rdynamic -lpthread -lrt

Kvazaar

Video Input: Bosphorus 4K - Video Preset: Medium

OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.1Video Input: Bosphorus 4K - Video Preset: MediumGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O3Gentoo Clang 14 DefaultGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O2Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2 znver3Gentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 11.2 DefaultGentoo Clang 14 / O2 znver31.26232.52463.78695.04926.3115SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.00, N = 3SE +/- 0.02, N = 3SE +/- 0.00, N = 35.615.485.445.445.395.375.365.355.355.355.345.285.193.97-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native -lpthread-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native -lpthread-O3 -pipe -march=native -lpthread-O3 -pipe -fuse-ld=mold -lpthread-O2-O2 -pipe-O2 -pipe -march=native -flto=auto -lpthread-O2 -pipe -lpthread-O2 -lpthread-O2 -pipe -march=native -lpthread-march=native -O2 -pipe -flto=thin-O2 -lpthread-O2 -pipe -march=native1. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

SVT-HEVC

Tuning: 10 - Input: Bosphorus 1080p

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-HEVC 1.5.0Tuning: 10 - Input: Bosphorus 1080pGentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 DefaultGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O2 znver3Gentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo GCC 12.1 / O3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2Gentoo Clang 14 / O2 znver34080120160200SE +/- 0.55, N = 3SE +/- 0.52, N = 3SE +/- 0.51, N = 3SE +/- 1.65, N = 3SE +/- 0.34, N = 3SE +/- 0.28, N = 3SE +/- 0.53, N = 3SE +/- 1.22, N = 3SE +/- 0.54, N = 3SE +/- 1.28, N = 3SE +/- 0.90, N = 3SE +/- 0.77, N = 3SE +/- 0.32, N = 3SE +/- 0.13, N = 3184.83183.40183.28182.01181.96180.31179.91179.24178.54177.22176.20175.94174.99138.53-march=native -pipe -flto=thin-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-pipe -march=native -flto=auto-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-pipe -march=native-pipe-pipe -fuse-ld=mold-pipe -march=native-pipe-pipe -march=native1. (CC) clang options: -O2 -fPIE -fPIC -O3 -pie -rdynamic -lpthread -lrt

Primesieve

1e12 Prime Number Generation

OpenBenchmarking.orgSeconds, Fewer Is BetterPrimesieve 7.71e12 Prime Number GenerationGentoo Clang 14 / O2 znver3 lto-thinGentoo AOCC 3.2 DefaultGentoo Clang 14 DefaultGentoo Clang 14 / O2Gentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 11.2 DefaultGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3Gentoo GCC 12.1 DefaultGentoo Clang 14 / O2 znver31020304050SE +/- 0.07, N = 3SE +/- 0.14, N = 3SE +/- 0.03, N = 3SE +/- 0.13, N = 3SE +/- 0.18, N = 3SE +/- 0.04, N = 3SE +/- 0.11, N = 3SE +/- 0.19, N = 3SE +/- 0.15, N = 3SE +/- 0.08, N = 3SE +/- 0.13, N = 3SE +/- 0.34, N = 3SE +/- 0.13, N = 3SE +/- 0.08, N = 333.0033.0033.1133.1633.2633.4933.5933.5933.7233.7833.8233.9234.3543.82-march=native -O2 -pipe -flto=thin-O2 -pipe-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-pipe -march=native-O2 -pipe -march=native -flto=auto-O2 -pipe-O2 -pipe -march=native-pipe -fuse-ld=mold-O2 -pipe -march=native1. (CXX) clang++ options: -O3

dav1d

Video Input: Chimera 1080p

OpenBenchmarking.orgFPS, More Is Betterdav1d 1.0Video Input: Chimera 1080pGentoo GCC 12.1 / O2Gentoo Clang 14 / O2Gentoo GCC 12.1 / clear flagsGentoo GCC 12.1 DefaultGentoo Clang 14 DefaultGentoo GCC 12.1 / O2 znver3Gentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / O3Gentoo GCC 12.1 / O3 znver3Gentoo AOCC 3.2 DefaultGentoo GCC 11.2 DefaultGentoo Clang 14 / O2 znver3100200300400500SE +/- 0.79, N = 3SE +/- 0.90, N = 3SE +/- 1.69, N = 3SE +/- 0.06, N = 3SE +/- 4.15, N = 3SE +/- 4.90, N = 3SE +/- 1.33, N = 3SE +/- 1.37, N = 3SE +/- 1.69, N = 3SE +/- 6.20, N = 3SE +/- 4.83, N = 4SE +/- 0.58, N = 3443.91441.84439.77439.55439.32438.24438.04436.86436.11435.48417.51346.68

FLAC Audio Encoding

WAV To FLAC

OpenBenchmarking.orgSeconds, Fewer Is BetterFLAC Audio Encoding 1.3.3WAV To FLACGentoo GCC 12.1 DefaultGentoo GCC 11.2 DefaultGentoo GCC 12.1 / O3Gentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / clear flags + ltoGentoo Clang 14 / O2 znver3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2Gentoo AOCC 3.2 DefaultGentoo Clang 14 DefaultGentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 / O2Gentoo GCC 12.1 / O2 znver348121620SE +/- 0.01, N = 5SE +/- 0.03, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.00, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.00, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 5SE +/- 0.01, N = 511.6311.9211.9912.5112.5812.6512.7012.7413.2113.2913.6913.9814.0814.54-fvisibility=hidden-fvisibility=hidden-O3 -pipe -fuse-ld=mold -fvisibility=hidden-march=native -O2 -pipe -flto=thin-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native -fvisibility=hidden-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native -fvisibility=hidden-O2 -pipe -march=native-O3 -pipe -march=native -fvisibility=hidden-O2 -pipe -fvisibility=hidden-O2 -pipe -march=native -flto=auto -fvisibility=hidden-O2 -pipe-O2 -pipe -march=native -fvisibility=hidden1. (CXX) g++ options: -logg -lm

SVT-VP9

Tuning: VMAF Optimized - Input: Bosphorus 1080p

OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.3Tuning: VMAF Optimized - Input: Bosphorus 1080pGentoo GCC 12.1 / clear flags + ltoGentoo Clang 14 / O2 znver3 lto-thinGentoo AOCC 3.2 DefaultGentoo Clang 14 DefaultGentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 / O2Gentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / O3 znver3Gentoo Clang 14 / O2 znver3306090120150SE +/- 0.12, N = 3SE +/- 0.52, N = 3SE +/- 0.59, N = 3SE +/- 0.35, N = 3SE +/- 0.82, N = 3SE +/- 0.31, N = 3SE +/- 0.06, N = 3SE +/- 0.12, N = 3SE +/- 0.22, N = 3SE +/- 0.49, N = 3SE +/- 0.81, N = 3SE +/- 0.93, N = 10SE +/- 0.42, N = 3SE +/- 0.32, N = 3129.63129.13129.08128.80128.20128.01127.04126.41125.69125.62125.06124.15122.51104.43-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-march=native -O2 -pipe -flto=thin-O2 -pipe -march=native -flto=auto-O2 -pipe-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-O2 -pipe -march=native-pipe -fuse-ld=mold-O2 -pipe-pipe -march=native-O2 -pipe -march=native1. (CC) gcc options: -O3 -fcommon -fPIE -fPIC -fvisibility=hidden -pie -rdynamic -lpthread -lrt -lm

Zstd Compression

Compression Level: 8 - Compression Speed

OpenBenchmarking.orgMB/s, More Is BetterZstd Compression 1.5.0Compression Level: 8 - Compression SpeedGentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / clear flagsGentoo Clang 14 / O2 znver3Gentoo GCC 12.1 / O2Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2 znver3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo AOCC 3.2 DefaultGentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 / O2Gentoo GCC 12.1 / O3Gentoo Clang 14 DefaultGentoo GCC 12.1 / O3 znver360120180240300SE +/- 4.70, N = 15SE +/- 0.59, N = 3SE +/- 2.41, N = 15SE +/- 2.42, N = 15SE +/- 1.85, N = 11SE +/- 1.47, N = 3SE +/- 2.00, N = 15SE +/- 1.76, N = 15SE +/- 2.33, N = 6SE +/- 1.97, N = 15SE +/- 3.38, N = 3SE +/- 2.92, N = 3SE +/- 2.15, N = 7SE +/- 3.76, N = 15284.2254.8252.1248.5246.6245.2244.7239.6238.2238.0237.6236.1234.9231.2-march=native -O2 -pipe -flto=thin-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-O2 -pipe -march=native-O2 -pipe-O3-O2 -pipe -march=native-O3-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-O2 -pipe -march=native -flto=auto-O2 -pipe-O3 -pipe -fuse-ld=mold-O3-O3 -pipe -march=native1. (CC) clang options: -pthread -lz -llzma -llz4

Etcpak

Configuration: ETC2

OpenBenchmarking.orgMpx/s, More Is BetterEtcpak 0.7Configuration: ETC2Gentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 DefaultGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3Gentoo AOCC 3.2 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 DefaultGentoo GCC 12.1 / clear flagsGentoo GCC 11.2 DefaultGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O2Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O3Gentoo GCC 12.1 / O2 znver3 lto60120180240300SE +/- 0.06, N = 3SE +/- 0.03, N = 3SE +/- 0.10, N = 3SE +/- 0.11, N = 3SE +/- 0.15, N = 3SE +/- 0.01, N = 3SE +/- 0.04, N = 3SE +/- 0.04, N = 3SE +/- 0.06, N = 3SE +/- 0.01, N = 3SE +/- 0.04, N = 3SE +/- 0.06, N = 3SE +/- 0.07, N = 3SE +/- 0.04, N = 3264.35263.20262.25261.55247.92218.25218.15218.14216.94216.06215.97215.97215.94215.89clang++clang++clang++clang++g++g++g++g++g++g++g++g++g++

WebP Image Encode

Encode Settings: Quality 100, Highest Compression

OpenBenchmarking.orgEncode Time - Seconds, Fewer Is BetterWebP Image Encode 1.1Encode Settings: Quality 100, Highest CompressionGentoo Clang 14 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo Clang 14 / O2 znver3Gentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O2 znver3 lto246810SE +/- 0.003, N = 3SE +/- 0.017, N = 3SE +/- 0.005, N = 3SE +/- 0.009, N = 3SE +/- 0.031, N = 3SE +/- 0.002, N = 3SE +/- 0.004, N = 3SE +/- 0.006, N = 3SE +/- 0.009, N = 3SE +/- 0.004, N = 3SE +/- 0.004, N = 3SE +/- 0.005, N = 3SE +/- 0.021, N = 3SE +/- 0.006, N = 35.2615.3085.3995.4525.5325.7135.7835.7845.8505.8966.0746.1246.3436.440

KTX-Software toktx

Settings: UASTC 3 + Zstd Compression 19

OpenBenchmarking.orgSeconds, Fewer Is BetterKTX-Software toktx 4.0Settings: UASTC 3 + Zstd Compression 19Gentoo AOCC 3.2 DefaultGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / clear flags + ltoGentoo Clang 14 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2Gentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 / O2Gentoo GCC 12.1 / O3Gentoo GCC 11.2 DefaultGentoo GCC 12.1 DefaultGentoo Clang 14 / O2 znver3612182430SE +/- 0.04, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.00, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 3SE +/- 0.07, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 3SE +/- 0.07, N = 3SE +/- 0.03, N = 320.8720.8820.8920.9420.9421.0021.0221.0521.0621.0621.0821.1021.4225.25

Apache HTTP Server

Concurrent Requests: 200

OpenBenchmarking.orgRequests Per Second, More Is BetterApache HTTP Server 2.4.48Concurrent Requests: 200Gentoo Clang 14 / O2 znver3 lto-thinGentoo GCC 12.1 / clear flagsGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2Gentoo Clang 14 DefaultGentoo GCC 12.1 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / O2Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O3Gentoo Clang 14 / O2 znver3Gentoo GCC 12.1 / O2 znver313K26K39K52K65KSE +/- 131.94, N = 3SE +/- 233.02, N = 3SE +/- 550.13, N = 3SE +/- 178.89, N = 3SE +/- 532.99, N = 3SE +/- 442.73, N = 15SE +/- 362.89, N = 3SE +/- 484.36, N = 3SE +/- 531.01, N = 6SE +/- 304.06, N = 3SE +/- 571.11, N = 5SE +/- 137.18, N = 3SE +/- 438.06, N = 8SE +/- 51.72, N = 361362.4661256.3860662.7460417.8460186.1957567.3856316.5355875.5755102.2253812.7453715.3252334.0152204.5750954.41-march=native -O2 -flto=thin-march=native -O3 -m64 -mtune=native-O2-O2-O2-march=native -O3 -m64 -flto=auto -mtune=native-O2-O2-O3 -march=native-O2 -march=native -flto=auto-O3-O2 -march=native-O2 -march=native1. (CC) clang options: -shared -fPIC

RNNoise

OpenBenchmarking.orgSeconds, Fewer Is BetterRNNoise 2020-06-28Gentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O3 znver3Gentoo Clang 14 DefaultGentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 / O2Gentoo AOCC 3.2 DefaultGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / O2Gentoo GCC 11.2 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 / O2 znver348121620SE +/- 0.02, N = 3SE +/- 0.06, N = 3SE +/- 0.08, N = 3SE +/- 0.04, N = 3SE +/- 0.09, N = 3SE +/- 0.12, N = 3SE +/- 0.04, N = 3SE +/- 0.01, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.20, N = 4SE +/- 0.04, N = 3SE +/- 0.16, N = 1515.0815.1915.5115.7015.7615.7815.8016.0016.5616.6216.9316.9717.42-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-O3 -pipe -march=native-O2-O2 -pipe -march=native -flto=auto-O2 -pipe-O2 -pipe -march=native-O3 -pipe -fuse-ld=mold-O2-O2 -pipe-O2-march=native -O2 -pipe -flto=thin-O2 -pipe -march=native1. (CC) gcc options: -pedantic -fvisibility=hidden -lm

Zstd Compression

Compression Level: 8 - Decompression Speed

OpenBenchmarking.orgMB/s, More Is BetterZstd Compression 1.5.0Compression Level: 8 - Decompression SpeedGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O2Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 / O3Gentoo GCC 12.1 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / O3 znver3Gentoo AOCC 3.2 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 DefaultGentoo Clang 14 / O2 znver3Gentoo Clang 14 / O29001800270036004500SE +/- 9.10, N = 3SE +/- 3.07, N = 15SE +/- 10.84, N = 15SE +/- 48.28, N = 3SE +/- 8.37, N = 15SE +/- 17.65, N = 3SE +/- 17.29, N = 11SE +/- 11.90, N = 15SE +/- 13.12, N = 15SE +/- 18.20, N = 6SE +/- 14.86, N = 15SE +/- 26.16, N = 7SE +/- 10.30, N = 15SE +/- 34.85, N = 34174.04140.14131.14033.14030.74030.04027.83974.13930.93830.63823.13782.33694.73659.1-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-O2 -pipe-O3-O2 -pipe -march=native-O2 -pipe -march=native -flto=auto-O3 -pipe -fuse-ld=mold-O3-march=native -O3 -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-O3 -pipe -march=native-march=native -O2 -pipe -flto=thin-O3-O2 -pipe -march=native-O2 -pipe1. (CC) gcc options: -pthread -lz -llzma -llz4

libjpeg-turbo tjbench

Test: Decompression Throughput

OpenBenchmarking.orgMegapixels/sec, More Is Betterlibjpeg-turbo tjbench 2.1.0Test: Decompression ThroughputGentoo GCC 12.1 / clear flagsGentoo GCC 12.1 / O3Gentoo Clang 14 / O2 znver3Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O3 znver3Gentoo Clang 14 DefaultGentoo AOCC 3.2 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 / O2Gentoo GCC 11.2 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 / O2 znver3 ltoGentoo GCC 12.1 DefaultGentoo GCC 12.1 / O260120180240300SE +/- 0.98, N = 3SE +/- 0.32, N = 3SE +/- 0.10, N = 3SE +/- 0.23, N = 3SE +/- 0.20, N = 3SE +/- 0.19, N = 3SE +/- 0.13, N = 3SE +/- 0.17, N = 3SE +/- 0.39, N = 3SE +/- 0.33, N = 3SE +/- 0.54, N = 3SE +/- 0.17, N = 3SE +/- 0.13, N = 3SE +/- 0.05, N = 3263.69258.99253.46250.97250.72250.70250.50246.82246.27246.11246.05245.94243.70243.24-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -mtune=native-pipe -fuse-ld=mold-O2 -pipe -march=native-O2 -pipe -march=native-pipe -march=native-march=native -O2 -pipe -flto=thin -lm-O2 -pipe-march=native -pipe -fexceptions -m64 -ffat-lto-objects -fno-trapping-math -flto=auto -fdata-sections -ffunction-sections -ffast-math -mtune=native-O2 -pipe -march=native -flto=auto-O2 -pipe1. (CC) gcc options: -O3 -rdynamic

QuantLib

OpenBenchmarking.orgMFLOPS, More Is BetterQuantLib 1.21Gentoo AOCC 3.2 DefaultGentoo Clang 14 / O2 znver3 lto-thinGentoo Clang 14 DefaultGentoo GCC 12.1 / clear flags + ltoGentoo GCC 12.1 DefaultGentoo GCC 12.1 / clear flagsGentoo Clang 14 / O2Gentoo GCC 12.1 / O2 znver3Gentoo GCC 12.1 / O2Gentoo GCC 12.1 / O3 znver3Gentoo GCC 12.1 / O3Gentoo GCC 12.1 / O2 znver3 ltoGentoo Clang 14 / O2 znver3Gentoo GCC 11.2 Default8001600240032004000SE +/- 4.47, N = 3SE +/- 5.92, N = 3SE +/- 9.94, N = 3SE +/- 3.59, N = 3SE +/- 4.17, N = 3SE +/- 3.64, N = 3SE +/- 7.33, N = 3SE +/- 5.27, N = 3SE +/- 4.00, N = 3SE +/- 7.69, N = 3SE +/- 4.94, N = 3SE +/- 9.21, N = 3SE +/- 3.01, N = 3SE +/- 16.11, N = 33521.03460.53448.93432.33423.43421.83415.63408.13396.03392.93392.83391.53388.93374.0clang++clang++g++g++g++clang++g++g++g++g++g++clang++g++

Phoronix Test Suite v10.8.4