Ryzen 9 5950X LLVM Clang 12 Benchmarks

AMD Ryzen 9 5950X LLVM Clang compiler benchmarks by Michael Larabel for a future article.

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 2102134-PTS-RYZEN95947
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Audio Encoding 2 Tests
AV1 3 Tests
C/C++ Compiler Tests 15 Tests
CPU Massive 9 Tests
Creator Workloads 12 Tests
Encoding 8 Tests
Common Kernel Benchmarks 2 Tests
Multi-Core 10 Tests
Renderers 2 Tests
Server 3 Tests
Server CPU Tests 6 Tests
Single-Threaded 4 Tests
Video Encoding 6 Tests

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Clang 11: -O2 -march=x86-64
February 13 2021
  38 Minutes
Clang 11: -O2 -march=native
February 13 2021
  39 Minutes
Clang 11: -O3 -march=native
February 13 2021
  39 Minutes
Clang 12: -O2 -march=x86-64
February 12 2021
  38 Minutes
Clang 12: -O2 -march=native
February 12 2021
  36 Minutes
Clang 12: -O3 -march=native
February 12 2021
  36 Minutes
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  38 Minutes

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Clang 11: -O2 -march=x86-64

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=x86-64" CFLAGS="-O2 -march=x86-64"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown)
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Clang 11: -O2 -march=native

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=native" CFLAGS="-O2 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown)
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Clang 11: -O3 -march=native

Processor: AMD Ryzen 9 5950X 16-Core @ 3.40GHz (16 Cores / 32 Threads), Motherboard: ASUS ROG CROSSHAIR VIII HERO (WI-FI) (3202 BIOS), Chipset: AMD Starship/Matisse, Memory: 32GB, Disk: 2000GB Corsair Force MP600 + 2000GB, Graphics: NVIDIA GeForce RTX 3080 10GB, Audio: NVIDIA Device 1aef, Monitor: ASUS MG28U, Network: Realtek RTL8125 2.5GbE + Intel I211 + Intel Wi-Fi 6 AX200

OS: Ubuntu 20.10, Kernel: 5.8.0-41-generic (x86_64), Desktop: GNOME Shell 3.38.2, Display Server: X Server 1.20.9, Display Driver: NVIDIA 460.39, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 11.2.136, Vulkan: 1.2.155, Compiler: Clang 11.1.0 + LLVM 11.1.0, File-System: ext4, Screen Resolution: 3840x2160

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown)
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Clang 12: -O2 -march=x86-64

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=x86-64" CFLAGS="-O2 -march=x86-64"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Clang 12: -O2 -march=native

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=native" CFLAGS="-O2 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Clang 12: -O3 -march=native

OS: Ubuntu 20.10, Kernel: 5.8.0-41-generic (x86_64), Desktop: GNOME Shell 3.38.2, Display Server: X Server 1.20.9, Display Driver: NVIDIA 460.39, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 11.2.136, Vulkan: 1.2.155, Compiler: Clang 12.0.0 + LLVM 12.0.0, File-System: ext4, Screen Resolution: 3840x2160

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
OpenCL Notes: GPU Compute Cores: 8704
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Ryzen 9 5950X LLVM Clang 12 BenchmarksOpenBenchmarking.orgPhoronix Test SuiteAMD Ryzen 9 5950X 16-Core @ 3.40GHz (16 Cores / 32 Threads)ASUS ROG CROSSHAIR VIII HERO (WI-FI) (3202 BIOS)AMD Starship/Matisse32GB2000GB Corsair Force MP600 + 2000GBNVIDIA GeForce RTX 3080 10GBNVIDIA Device 1aefASUS MG28URealtek RTL8125 2.5GbE + Intel I211 + Intel Wi-Fi 6 AX200Ubuntu 20.105.8.0-41-generic (x86_64)GNOME Shell 3.38.2X Server 1.20.9NVIDIA 460.394.6.0OpenCL 1.2 CUDA 11.2.1361.2.155Clang 11.1.0 + LLVM 11.1.0Clang 12.0.0 + LLVM 12.0.0ext43840x2160ProcessorMotherboardChipsetMemoryDiskGraphicsAudioMonitorNetworkOSKernelDesktopDisplay ServerDisplay DriverOpenGLOpenCLVulkanCompilersFile-SystemScreen ResolutionRyzen 9 5950X LLVM Clang 12 Benchmarks PerformanceSystem Logs- Transparent Huge Pages: madvise- Clang 11: -O2 -march=x86-64: CXXFLAGS="-O2 -march=x86-64" CFLAGS="-O2 -march=x86-64" - Clang 11: -O2 -march=native: CXXFLAGS="-O2 -march=native" CFLAGS="-O2 -march=native" - Clang 11: -O3 -march=native: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native" - Clang 12: -O2 -march=x86-64: CXXFLAGS="-O2 -march=x86-64" CFLAGS="-O2 -march=x86-64" - Clang 12: -O2 -march=native: CXXFLAGS="-O2 -march=native" CFLAGS="-O2 -march=native" - Clang 12: -O3 -march=native: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native" - Clang 11: -O2 -march=x86-64: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown) - Clang 11: -O2 -march=native: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown) - Clang 11: -O3 -march=native: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown) - Clang 12: -O2 -march=x86-64: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3 - Clang 12: -O2 -march=native: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3 - Clang 12: -O3 -march=native: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3 - Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009 - itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected - Clang 12: -O3 -march=native: GPU Compute Cores: 8704

luajit: Compositescimark2: Jacobi Successive Over-Relaxationdav1d: Chimera 1080p 10-bitaom-av1: Speed 8 Realtimekvazaar: Bosphorus 4K - Slowkvazaar: Bosphorus 4K - Mediumkvazaar: Bosphorus 1080p - Slowkvazaar: Bosphorus 1080p - Mediumkvazaar: Bosphorus 4K - Very Fastkvazaar: Bosphorus 1080p - Very Fastsvt-av1: Enc Mode 4 - 1080psvt-av1: Enc Mode 8 - 1080psvt-vp9: Visual Quality Optimized - Bosphorus 1080px265: Bosphorus 4Kx265: Bosphorus 1080pcoremark: CoreMark Size 666 - Iterations Per Secondbuild-imagemagick: Time To Compilec-ray: Total Time - 4K, 16 Rays Per Pixelaobench: 2048 x 2048 - Total Timebullet: Raytestsbullet: 1000 Convexencode-mp3: WAV To MP3encode-opus: WAV To Opus Encodeopenssl: RSA 4096-bit Performancenginx: Static Web Page Servingapache: Static Web Page Servingjpegxl: JPEG - 5jpegxl: JPEG - 7jpegxl: PNG - 5jpegxl: PNG - 7Clang 11Clang 12 -O2 -march=x86-64 -O2 -march=native -O3 -march=native -O2 -march=x86-64 -O2 -march=native -O3 -march=native1982.522480.72114.7353.0911.3811.5444.2545.4929.71107.066.65062.757210.9226.4483.47698762.91060213.05248.77233.3171.8013223.0201536.6015.9593649.951350.5646762.1783.2683.3375.5911.331948.662482.00118.1455.5811.4711.6344.6745.8830.00108.356.69362.466213.8326.0983.21736260.98910413.01943.55532.4681.7601282.9272575.8905.4453658.552634.6746421.8485.4385.5079.2011.641926.442472.44128.1255.1211.4511.5844.5345.6430.30109.316.65462.241212.1926.1483.37717745.32360015.45743.76829.0921.7305582.8664586.0705.4743651.553290.2346999.2987.7487.5678.6511.601956.482514.74116.1453.1511.5111.6644.7845.8529.67107.346.68863.289214.6526.6783.32713084.36582913.44748.86233.1081.8121333.0033006.6325.9263659.453057.9847395.6585.8586.1877.4311.671974.842455.82158.5153.6611.7611.9045.5946.6630.80109.266.70863.094209.5726.4784.51715052.56516413.29544.23430.9361.7405032.9725875.9245.4883655.352911.3546829.9186.1986.2379.5811.671960.622509.79182.6154.6611.7711.9245.4946.7230.92110.616.72162.363211.0526.6084.89729933.39575316.05144.76528.5451.7257872.9504416.0955.5793656.952443.2447007.2388.5588.3977.7811.57OpenBenchmarking.org

LuaJIT

This test profile is a collection of Lua scripts/benchmarks run against a locally-built copy of LuaJIT upstream. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgMflops, More Is BetterLuaJIT 2.1-gitTest: Composite-O2 -march=x86-64-O2 -march=native-O3 -march=native400800120016002000SE +/- 22.01, N = 3SE +/- 0.44, N = 3SE +/- 10.54, N = 3SE +/- 23.67, N = 3SE +/- 17.57, N = 3SE +/- 7.36, N = 31982.521948.661926.441956.481974.841960.621. (CC) gcc options: -lm -ldl -O2 -fomit-frame-pointer -U_FORTIFY_SOURCE -fno-stack-protector
Clang 11Clang 12OpenBenchmarking.orgMflops, More Is BetterLuaJIT 2.1-gitTest: Composite-O2 -march=x86-64-O2 -march=native-O3 -march=native30060090012001500Min: 1938.51 / Avg: 1982.52 / Max: 2005.5Min: 1948.17 / Avg: 1948.66 / Max: 1949.54Min: 1914.31 / Avg: 1926.44 / Max: 1947.43Min: 1926.49 / Avg: 1956.48 / Max: 2003.19Min: 1946.2 / Avg: 1974.84 / Max: 2006.8Min: 1945.99 / Avg: 1960.62 / Max: 1969.381. (CC) gcc options: -lm -ldl -O2 -fomit-frame-pointer -U_FORTIFY_SOURCE -fno-stack-protector

SciMark

This test runs the ANSI C version of SciMark 2.0, which is a benchmark for scientific and numerical computing developed by programmers at the National Institute of Standards and Technology. This test is made up of Fast Foruier Transform, Jacobi Successive Over-relaxation, Monte Carlo, Sparse Matrix Multiply, and dense LU matrix factorization benchmarks. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-Relaxation-O2 -march=x86-64-O2 -march=native-O3 -march=native5001000150020002500SE +/- 18.23, N = 3SE +/- 11.80, N = 3SE +/- 17.46, N = 3SE +/- 24.22, N = 3SE +/- 14.37, N = 3SE +/- 26.03, N = 32480.722482.002472.442514.742455.822509.791. (CC) gcc options: -lm
Clang 11Clang 12OpenBenchmarking.orgMflops, More Is BetterSciMark 2.0Computational Test: Jacobi Successive Over-Relaxation-O2 -march=x86-64-O2 -march=native-O3 -march=native400800120016002000Min: 2444.27 / Avg: 2480.72 / Max: 2498.95Min: 2469.82 / Avg: 2482 / Max: 2505.6Min: 2443.68 / Avg: 2472.44 / Max: 2503.97Min: 2474.78 / Avg: 2514.74 / Max: 2558.42Min: 2427.08 / Avg: 2455.82 / Max: 2470.24Min: 2470.14 / Avg: 2509.79 / Max: 2558.821. (CC) gcc options: -lm

dav1d

Dav1d is an open-source, speedy AV1 video decoder. This test profile times how long it takes to decode sample AV1 video content. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgFPS, More Is Betterdav1d 0.8.1Video Input: Chimera 1080p 10-bit-O2 -march=x86-64-O2 -march=native-O3 -march=native4080120160200SE +/- 0.04, N = 3SE +/- 0.16, N = 3SE +/- 0.36, N = 3SE +/- 0.07, N = 3SE +/- 0.14, N = 3SE +/- 0.64, N = 3114.73118.14128.12116.14158.51182.611. (CC) gcc options: -pthread
Clang 11Clang 12OpenBenchmarking.orgFPS, More Is Betterdav1d 0.8.1Video Input: Chimera 1080p 10-bit-O2 -march=x86-64-O2 -march=native-O3 -march=native306090120150Min: 114.67 / Avg: 114.73 / Max: 114.81Min: 117.82 / Avg: 118.14 / Max: 118.32Min: 127.44 / Avg: 128.12 / Max: 128.68Min: 116.01 / Avg: 116.14 / Max: 116.24Min: 158.25 / Avg: 158.51 / Max: 158.74Min: 181.36 / Avg: 182.61 / Max: 183.451. (CC) gcc options: -pthread

AOM AV1

This is a simple test of the AOMedia AV1 encoder run on the CPU with a sample video file. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterAOM AV1 2.0Encoder Mode: Speed 8 Realtime-O2 -march=x86-64-O2 -march=native-O3 -march=native1224364860SE +/- 0.65, N = 3SE +/- 0.48, N = 8SE +/- 0.39, N = 12SE +/- 0.55, N = 3SE +/- 0.59, N = 3SE +/- 0.51, N = 753.0955.5855.1253.1553.6654.661. (CXX) g++ options: -O3 -std=c++11 -U_FORTIFY_SOURCE -lm -lpthread
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterAOM AV1 2.0Encoder Mode: Speed 8 Realtime-O2 -march=x86-64-O2 -march=native-O3 -march=native1122334455Min: 51.86 / Avg: 53.09 / Max: 54.09Min: 53.27 / Avg: 55.58 / Max: 57.42Min: 52.01 / Avg: 55.12 / Max: 57.23Min: 52.18 / Avg: 53.15 / Max: 54.08Min: 52.52 / Avg: 53.66 / Max: 54.47Min: 51.73 / Avg: 54.66 / Max: 55.71. (CXX) g++ options: -O3 -std=c++11 -U_FORTIFY_SOURCE -lm -lpthread

Kvazaar

This is a test of Kvazaar as a CPU-based H.265 video encoder written in the C programming language and optimized in Assembly. Kvazaar is the winner of the 2016 ACM Open-Source Software Competition and developed at the Ultra Video Group, Tampere University, Finland. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 4K - Video Preset: Slow-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.03, N = 3SE +/- 0.03, N = 311.3811.4711.4511.5111.7611.771. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 4K - Video Preset: Slow-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215Min: 11.34 / Avg: 11.38 / Max: 11.43Min: 11.43 / Avg: 11.47 / Max: 11.5Min: 11.4 / Avg: 11.45 / Max: 11.49Min: 11.49 / Avg: 11.51 / Max: 11.55Min: 11.73 / Avg: 11.76 / Max: 11.82Min: 11.74 / Avg: 11.77 / Max: 11.821. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 4K - Video Preset: Medium-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215SE +/- 0.01, N = 3SE +/- 0.03, N = 3SE +/- 0.01, N = 3SE +/- 0.00, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 311.5411.6311.5811.6611.9011.921. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 4K - Video Preset: Medium-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215Min: 11.52 / Avg: 11.54 / Max: 11.56Min: 11.58 / Avg: 11.63 / Max: 11.68Min: 11.56 / Avg: 11.58 / Max: 11.6Min: 11.65 / Avg: 11.66 / Max: 11.66Min: 11.87 / Avg: 11.9 / Max: 11.92Min: 11.84 / Avg: 11.92 / Max: 11.991. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 1080p - Video Preset: Slow-O2 -march=x86-64-O2 -march=native-O3 -march=native1020304050SE +/- 0.05, N = 3SE +/- 0.08, N = 3SE +/- 0.03, N = 3SE +/- 0.08, N = 3SE +/- 0.01, N = 3SE +/- 0.12, N = 344.2544.6744.5344.7845.5945.491. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 1080p - Video Preset: Slow-O2 -march=x86-64-O2 -march=native-O3 -march=native918273645Min: 44.16 / Avg: 44.25 / Max: 44.3Min: 44.52 / Avg: 44.67 / Max: 44.77Min: 44.47 / Avg: 44.53 / Max: 44.58Min: 44.63 / Avg: 44.78 / Max: 44.92Min: 45.57 / Avg: 45.59 / Max: 45.6Min: 45.26 / Avg: 45.49 / Max: 45.671. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 1080p - Video Preset: Medium-O2 -march=x86-64-O2 -march=native-O3 -march=native1122334455SE +/- 0.03, N = 3SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.07, N = 3SE +/- 0.02, N = 3SE +/- 0.01, N = 345.4945.8845.6445.8546.6646.721. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 1080p - Video Preset: Medium-O2 -march=x86-64-O2 -march=native-O3 -march=native1020304050Min: 45.43 / Avg: 45.49 / Max: 45.53Min: 45.85 / Avg: 45.88 / Max: 45.91Min: 45.6 / Avg: 45.64 / Max: 45.72Min: 45.76 / Avg: 45.85 / Max: 45.98Min: 46.62 / Avg: 46.66 / Max: 46.69Min: 46.7 / Avg: 46.72 / Max: 46.741. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 4K - Video Preset: Very Fast-O2 -march=x86-64-O2 -march=native-O3 -march=native714212835SE +/- 0.14, N = 3SE +/- 0.09, N = 3SE +/- 0.07, N = 3SE +/- 0.07, N = 3SE +/- 0.02, N = 3SE +/- 0.06, N = 329.7130.0030.3029.6730.8030.921. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 4K - Video Preset: Very Fast-O2 -march=x86-64-O2 -march=native-O3 -march=native714212835Min: 29.47 / Avg: 29.71 / Max: 29.96Min: 29.87 / Avg: 30 / Max: 30.16Min: 30.22 / Avg: 30.3 / Max: 30.45Min: 29.53 / Avg: 29.67 / Max: 29.78Min: 30.78 / Avg: 30.8 / Max: 30.85Min: 30.8 / Avg: 30.92 / Max: 30.991. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 1080p - Video Preset: Very Fast-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100SE +/- 0.14, N = 3SE +/- 0.27, N = 3SE +/- 0.04, N = 3SE +/- 0.16, N = 3SE +/- 0.28, N = 3SE +/- 0.11, N = 3107.06108.35109.31107.34109.26110.611. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterKvazaar 2.0Video Input: Bosphorus 1080p - Video Preset: Very Fast-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100Min: 106.89 / Avg: 107.06 / Max: 107.34Min: 107.85 / Avg: 108.35 / Max: 108.77Min: 109.26 / Avg: 109.31 / Max: 109.39Min: 107.08 / Avg: 107.34 / Max: 107.64Min: 108.76 / Avg: 109.26 / Max: 109.71Min: 110.43 / Avg: 110.61 / Max: 110.811. (CC) gcc options: -pthread -ftree-vectorize -fvisibility=hidden -lm -lrt

SVT-AV1

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-AV1 CPU-based multi-threaded video encoder for the AV1 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.8Encoder Mode: Enc Mode 4 - Input: 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native246810SE +/- 0.032, N = 3SE +/- 0.028, N = 3SE +/- 0.018, N = 3SE +/- 0.054, N = 3SE +/- 0.036, N = 3SE +/- 0.017, N = 36.6506.6936.6546.6886.7086.7211. (CXX) g++ options: -O3 -fcommon -fPIE -fPIC -pie
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.8Encoder Mode: Enc Mode 4 - Input: 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215Min: 6.59 / Avg: 6.65 / Max: 6.69Min: 6.67 / Avg: 6.69 / Max: 6.75Min: 6.62 / Avg: 6.65 / Max: 6.68Min: 6.59 / Avg: 6.69 / Max: 6.78Min: 6.65 / Avg: 6.71 / Max: 6.77Min: 6.7 / Avg: 6.72 / Max: 6.751. (CXX) g++ options: -O3 -fcommon -fPIE -fPIC -pie

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.8Encoder Mode: Enc Mode 8 - Input: 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native1428425670SE +/- 0.03, N = 3SE +/- 0.26, N = 3SE +/- 0.39, N = 3SE +/- 0.24, N = 3SE +/- 0.30, N = 3SE +/- 0.38, N = 362.7662.4762.2463.2963.0962.361. (CXX) g++ options: -O3 -fcommon -fPIE -fPIC -pie
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-AV1 0.8Encoder Mode: Enc Mode 8 - Input: 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native1224364860Min: 62.71 / Avg: 62.76 / Max: 62.81Min: 62.02 / Avg: 62.47 / Max: 62.93Min: 61.6 / Avg: 62.24 / Max: 62.93Min: 62.94 / Avg: 63.29 / Max: 63.76Min: 62.51 / Avg: 63.09 / Max: 63.51Min: 61.87 / Avg: 62.36 / Max: 63.121. (CXX) g++ options: -O3 -fcommon -fPIE -fPIC -pie

SVT-VP9

This is a test of the Intel Open Visual Cloud Scalable Video Technology SVT-VP9 CPU-based multi-threaded video encoder for the VP9 video format with a sample 1080p YUV video file. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.1Tuning: Visual Quality Optimized - Input: Bosphorus 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native50100150200250SE +/- 0.57, N = 3SE +/- 0.25, N = 3SE +/- 0.48, N = 3SE +/- 0.62, N = 3SE +/- 1.57, N = 3SE +/- 0.72, N = 3210.92213.83212.19214.65209.57211.051. (CC) gcc options: -O3 -fcommon -fPIE -fPIC -fvisibility=hidden -pie -rdynamic -lpthread -lrt -lm
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is BetterSVT-VP9 0.1Tuning: Visual Quality Optimized - Input: Bosphorus 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native4080120160200Min: 209.86 / Avg: 210.92 / Max: 211.79Min: 213.37 / Avg: 213.83 / Max: 214.21Min: 211.42 / Avg: 212.19 / Max: 213.07Min: 213.75 / Avg: 214.65 / Max: 215.83Min: 206.68 / Avg: 209.57 / Max: 212.09Min: 209.64 / Avg: 211.05 / Max: 212.011. (CC) gcc options: -O3 -fcommon -fPIE -fPIC -fvisibility=hidden -pie -rdynamic -lpthread -lrt -lm

x265

This is a simple test of the x265 encoder run on the CPU with 1080p and 4K options for H.265 video encode performance with x265. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.4Video Input: Bosphorus 4K-O2 -march=x86-64-O2 -march=native-O3 -march=native612182430SE +/- 0.08, N = 3SE +/- 0.11, N = 3SE +/- 0.08, N = 3SE +/- 0.04, N = 3SE +/- 0.09, N = 3SE +/- 0.06, N = 326.4426.0926.1426.6726.4726.601. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.4Video Input: Bosphorus 4K-O2 -march=x86-64-O2 -march=native-O3 -march=native612182430Min: 26.3 / Avg: 26.44 / Max: 26.57Min: 25.91 / Avg: 26.09 / Max: 26.29Min: 26.05 / Avg: 26.14 / Max: 26.29Min: 26.6 / Avg: 26.67 / Max: 26.75Min: 26.32 / Avg: 26.47 / Max: 26.64Min: 26.48 / Avg: 26.6 / Max: 26.71. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma

Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.4Video Input: Bosphorus 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100SE +/- 0.18, N = 3SE +/- 0.21, N = 3SE +/- 0.12, N = 3SE +/- 0.05, N = 3SE +/- 0.12, N = 3SE +/- 0.24, N = 383.4783.2183.3783.3284.5184.891. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma
Clang 11Clang 12OpenBenchmarking.orgFrames Per Second, More Is Betterx265 3.4Video Input: Bosphorus 1080p-O2 -march=x86-64-O2 -march=native-O3 -march=native1632486480Min: 83.13 / Avg: 83.47 / Max: 83.74Min: 82.94 / Avg: 83.21 / Max: 83.63Min: 83.17 / Avg: 83.37 / Max: 83.58Min: 83.25 / Avg: 83.32 / Max: 83.42Min: 84.28 / Avg: 84.51 / Max: 84.69Min: 84.4 / Avg: 84.89 / Max: 85.151. (CXX) g++ options: -O3 -rdynamic -lpthread -lrt -ldl -lnuma

Coremark

This is a test of EEMBC CoreMark processor benchmark. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgIterations/Sec, More Is BetterCoremark 1.0CoreMark Size 666 - Iterations Per Second-O2 -march=x86-64-O2 -march=native-O3 -march=native160K320K480K640K800KSE +/- 1342.23, N = 3SE +/- 1737.21, N = 3SE +/- 2335.05, N = 3SE +/- 673.09, N = 3SE +/- 1236.70, N = 3SE +/- 1527.82, N = 3698762.91736260.99717745.32713084.37715052.57729933.401. (CC) gcc options: -O2 -lrt" -lrt
Clang 11Clang 12OpenBenchmarking.orgIterations/Sec, More Is BetterCoremark 1.0CoreMark Size 666 - Iterations Per Second-O2 -march=x86-64-O2 -march=native-O3 -march=native130K260K390K520K650KMin: 697370.33 / Avg: 698762.91 / Max: 701446.73Min: 732964.31 / Avg: 736260.99 / Max: 738859.39Min: 715110.43 / Avg: 717745.32 / Max: 722401.99Min: 711743.77 / Avg: 713084.37 / Max: 713860.8Min: 713118.41 / Avg: 715052.57 / Max: 717354.75Min: 727631.03 / Avg: 729933.4 / Max: 732824.431. (CC) gcc options: -O2 -lrt" -lrt

Timed ImageMagick Compilation

This test times how long it takes to build ImageMagick. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterTimed ImageMagick Compilation 6.9.0Time To Compile-O2 -march=x86-64-O2 -march=native-O3 -march=native48121620SE +/- 0.02, N = 3SE +/- 0.11, N = 3SE +/- 0.19, N = 3SE +/- 0.09, N = 3SE +/- 0.06, N = 3SE +/- 0.05, N = 313.0513.0215.4613.4513.3016.05
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterTimed ImageMagick Compilation 6.9.0Time To Compile-O2 -march=x86-64-O2 -march=native-O3 -march=native48121620Min: 13.03 / Avg: 13.05 / Max: 13.09Min: 12.81 / Avg: 13.02 / Max: 13.14Min: 15.1 / Avg: 15.46 / Max: 15.75Min: 13.32 / Avg: 13.45 / Max: 13.61Min: 13.21 / Avg: 13.3 / Max: 13.42Min: 15.94 / Avg: 16.05 / Max: 16.11

C-Ray

This is a test of C-Ray, a simple raytracer designed to test the floating-point CPU performance. This test is multi-threaded (16 threads per core), will shoot 8 rays per pixel for anti-aliasing, and will generate a 1600 x 1200 image. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per Pixel-O2 -march=x86-64-O2 -march=native-O3 -march=native1122334455SE +/- 0.10, N = 3SE +/- 0.08, N = 3SE +/- 0.15, N = 3SE +/- 0.11, N = 3SE +/- 0.14, N = 3SE +/- 0.11, N = 348.7743.5643.7748.8644.2344.771. (CC) gcc options: -lm -lpthread -O3
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterC-Ray 1.1Total Time - 4K, 16 Rays Per Pixel-O2 -march=x86-64-O2 -march=native-O3 -march=native1020304050Min: 48.58 / Avg: 48.77 / Max: 48.9Min: 43.4 / Avg: 43.56 / Max: 43.65Min: 43.49 / Avg: 43.77 / Max: 43.98Min: 48.64 / Avg: 48.86 / Max: 48.99Min: 44.01 / Avg: 44.23 / Max: 44.5Min: 44.57 / Avg: 44.77 / Max: 44.941. (CC) gcc options: -lm -lpthread -O3

AOBench

AOBench is a lightweight ambient occlusion renderer, written in C. The test profile is using a size of 2048 x 2048. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterAOBenchSize: 2048 x 2048 - Total Time-O2 -march=x86-64-O2 -march=native-O3 -march=native816243240SE +/- 0.08, N = 3SE +/- 0.27, N = 3SE +/- 0.15, N = 3SE +/- 0.06, N = 3SE +/- 0.11, N = 3SE +/- 0.04, N = 333.3232.4729.0933.1130.9428.551. (CC) gcc options: -lm -O3
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterAOBenchSize: 2048 x 2048 - Total Time-O2 -march=x86-64-O2 -march=native-O3 -march=native714212835Min: 33.19 / Avg: 33.32 / Max: 33.47Min: 31.97 / Avg: 32.47 / Max: 32.88Min: 28.8 / Avg: 29.09 / Max: 29.28Min: 32.99 / Avg: 33.11 / Max: 33.21Min: 30.74 / Avg: 30.94 / Max: 31.12Min: 28.48 / Avg: 28.55 / Max: 28.631. (CC) gcc options: -lm -O3

Bullet Physics Engine

This is a benchmark of the Bullet Physics Engine. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: Raytests-O2 -march=x86-64-O2 -march=native-O3 -march=native0.40770.81541.22311.63082.0385SE +/- 0.008437, N = 3SE +/- 0.008288, N = 3SE +/- 0.017812, N = 3SE +/- 0.005712, N = 3SE +/- 0.006865, N = 3SE +/- 0.017435, N = 31.8013221.7601281.7305581.8121331.7405031.7257871. (CXX) g++ options: -O3 -rdynamic
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: Raytests-O2 -march=x86-64-O2 -march=native-O3 -march=native246810Min: 1.79 / Avg: 1.8 / Max: 1.82Min: 1.74 / Avg: 1.76 / Max: 1.77Min: 1.71 / Avg: 1.73 / Max: 1.77Min: 1.8 / Avg: 1.81 / Max: 1.82Min: 1.73 / Avg: 1.74 / Max: 1.75Min: 1.69 / Avg: 1.73 / Max: 1.741. (CXX) g++ options: -O3 -rdynamic

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: 1000 Convex-O2 -march=x86-64-O2 -march=native-O3 -march=native0.67951.3592.03852.7183.3975SE +/- 0.020036, N = 3SE +/- 0.020819, N = 3SE +/- 0.029790, N = 3SE +/- 0.010249, N = 3SE +/- 0.013365, N = 3SE +/- 0.031754, N = 33.0201532.9272572.8664583.0033002.9725872.9504411. (CXX) g++ options: -O3 -rdynamic
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterBullet Physics Engine 2.81Test: 1000 Convex-O2 -march=x86-64-O2 -march=native-O3 -march=native246810Min: 3 / Avg: 3.02 / Max: 3.06Min: 2.89 / Avg: 2.93 / Max: 2.96Min: 2.83 / Avg: 2.87 / Max: 2.93Min: 2.98 / Avg: 3 / Max: 3.02Min: 2.95 / Avg: 2.97 / Max: 2.99Min: 2.89 / Avg: 2.95 / Max: 2.981. (CXX) g++ options: -O3 -rdynamic

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.

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3-O2 -march=x86-64-O2 -march=native-O3 -march=native246810SE +/- 0.064, N = 3SE +/- 0.078, N = 3SE +/- 0.043, N = 3SE +/- 0.053, N = 3SE +/- 0.073, N = 3SE +/- 0.024, N = 36.6015.8906.0706.6325.9246.0951. (CC) gcc options: -O3 -pipe -lncurses -lm
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterLAME MP3 Encoding 3.100WAV To MP3-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215Min: 6.53 / Avg: 6.6 / Max: 6.73Min: 5.81 / Avg: 5.89 / Max: 6.05Min: 5.98 / Avg: 6.07 / Max: 6.12Min: 6.56 / Avg: 6.63 / Max: 6.74Min: 5.85 / Avg: 5.92 / Max: 6.07Min: 6.05 / Avg: 6.1 / Max: 6.131. (CC) gcc options: -O3 -pipe -lncurses -lm

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.

Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterOpus Codec Encoding 1.3.1WAV To Opus Encode-O2 -march=x86-64-O2 -march=native-O3 -march=native1.34082.68164.02245.36326.704SE +/- 0.037, N = 5SE +/- 0.022, N = 5SE +/- 0.034, N = 5SE +/- 0.027, N = 5SE +/- 0.055, N = 5SE +/- 0.026, N = 55.9595.4455.4745.9265.4885.5791. (CXX) g++ options: -logg -lm
Clang 11Clang 12OpenBenchmarking.orgSeconds, Fewer Is BetterOpus Codec Encoding 1.3.1WAV To Opus Encode-O2 -march=x86-64-O2 -march=native-O3 -march=native246810Min: 5.83 / Avg: 5.96 / Max: 6.06Min: 5.4 / Avg: 5.45 / Max: 5.52Min: 5.35 / Avg: 5.47 / Max: 5.56Min: 5.82 / Avg: 5.93 / Max: 5.97Min: 5.37 / Avg: 5.49 / Max: 5.63Min: 5.49 / Avg: 5.58 / Max: 5.631. (CXX) g++ options: -logg -lm

OpenSSL

OpenSSL is an open-source toolkit that implements SSL (Secure Sockets Layer) and TLS (Transport Layer Security) protocols. This test measures the RSA 4096-bit performance of OpenSSL. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.1.1RSA 4096-bit Performance-O2 -march=x86-64-O2 -march=native-O3 -march=native8001600240032004000SE +/- 13.75, N = 3SE +/- 13.04, N = 3SE +/- 13.62, N = 3SE +/- 13.92, N = 3SE +/- 12.32, N = 3SE +/- 13.54, N = 33649.93658.53651.53659.43655.33656.91. (CC) gcc options: -pthread -m64 -Qunused-arguments -lssl -lcrypto -ldl
Clang 11Clang 12OpenBenchmarking.orgSigns Per Second, More Is BetterOpenSSL 1.1.1RSA 4096-bit Performance-O2 -march=x86-64-O2 -march=native-O3 -march=native6001200180024003000Min: 3628.6 / Avg: 3649.87 / Max: 3675.6Min: 3639.9 / Avg: 3658.47 / Max: 3683.6Min: 3629.8 / Avg: 3651.47 / Max: 3676.6Min: 3638.7 / Avg: 3659.43 / Max: 3685.9Min: 3637.6 / Avg: 3655.3 / Max: 3679Min: 3637.8 / Avg: 3656.93 / Max: 3683.11. (CC) gcc options: -pthread -m64 -Qunused-arguments -lssl -lcrypto -ldl

NGINX Benchmark

This is a test of ab, which is the Apache Benchmark program running against nginx. This test profile measures how many requests per second a given system can sustain when carrying out 2,000,000 requests with 500 requests being carried out concurrently. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgRequests Per Second, More Is BetterNGINX Benchmark 1.9.9Static Web Page Serving-O2 -march=x86-64-O2 -march=native-O3 -march=native11K22K33K44K55KSE +/- 321.48, N = 3SE +/- 342.02, N = 3SE +/- 323.12, N = 3SE +/- 136.21, N = 3SE +/- 121.52, N = 3SE +/- 428.09, N = 351350.5652634.6753290.2353057.9852911.3552443.241. (CC) gcc options: -lpthread -lcrypt -lcrypto -lz -O3 -march=native
Clang 11Clang 12OpenBenchmarking.orgRequests Per Second, More Is BetterNGINX Benchmark 1.9.9Static Web Page Serving-O2 -march=x86-64-O2 -march=native-O3 -march=native9K18K27K36K45KMin: 50988.04 / Avg: 51350.56 / Max: 51991.69Min: 51952.78 / Avg: 52634.67 / Max: 53022.58Min: 52693.52 / Avg: 53290.23 / Max: 53803.48Min: 52892.29 / Avg: 53057.98 / Max: 53328.1Min: 52715.01 / Avg: 52911.35 / Max: 53133.57Min: 51726.56 / Avg: 52443.24 / Max: 53207.251. (CC) gcc options: -lpthread -lcrypt -lcrypto -lz -O3 -march=native

Apache Benchmark

This is a test of ab, which is the Apache benchmark program. This test profile measures how many requests per second a given system can sustain when carrying out 1,000,000 requests with 100 requests being carried out concurrently. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.29Static Web Page Serving-O2 -march=x86-64-O2 -march=native-O3 -march=native10K20K30K40K50KSE +/- 483.49, N = 3SE +/- 296.56, N = 3SE +/- 509.54, N = 3SE +/- 254.43, N = 3SE +/- 416.49, N = 3SE +/- 147.74, N = 346762.1746421.8446999.2947395.6546829.9147007.231. (CC) gcc options: -shared -fPIC -pthread
Clang 11Clang 12OpenBenchmarking.orgRequests Per Second, More Is BetterApache Benchmark 2.4.29Static Web Page Serving-O2 -march=x86-64-O2 -march=native-O3 -march=native8K16K24K32K40KMin: 45937.64 / Avg: 46762.17 / Max: 47611.93Min: 45924.16 / Avg: 46421.84 / Max: 46950.1Min: 46483.61 / Avg: 46999.29 / Max: 48018.34Min: 47091.99 / Avg: 47395.65 / Max: 47901.1Min: 46067.67 / Avg: 46829.91 / Max: 47501.93Min: 46852.36 / Avg: 47007.23 / Max: 47302.61. (CC) gcc options: -shared -fPIC -pthread

JPEG XL

The JPEG XL Image Coding System is designed to provide next-generation JPEG image capabilities with JPEG XL offering better image quality and compression over legacy JPEG. This test profile is currently focused on the multi-threaded JPEG XL image encode performance. Learn more via the OpenBenchmarking.org test page.

Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: JPEG - Encode Speed: 5-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100SE +/- 0.09, N = 3SE +/- 0.09, N = 3SE +/- 0.27, N = 3SE +/- 0.14, N = 3SE +/- 0.18, N = 3SE +/- 0.30, N = 383.2685.4387.7485.8586.1988.551. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl
Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: JPEG - Encode Speed: 5-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100Min: 83.09 / Avg: 83.26 / Max: 83.38Min: 85.28 / Avg: 85.43 / Max: 85.58Min: 87.19 / Avg: 87.74 / Max: 88.03Min: 85.59 / Avg: 85.85 / Max: 86.09Min: 85.94 / Avg: 86.19 / Max: 86.54Min: 87.95 / Avg: 88.55 / Max: 88.911. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl

Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: JPEG - Encode Speed: 7-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100SE +/- 0.28, N = 3SE +/- 0.22, N = 3SE +/- 0.15, N = 3SE +/- 0.66, N = 3SE +/- 0.18, N = 3SE +/- 0.15, N = 383.3385.5087.5686.1886.2388.391. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl
Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: JPEG - Encode Speed: 7-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100Min: 82.85 / Avg: 83.33 / Max: 83.82Min: 85.16 / Avg: 85.5 / Max: 85.92Min: 87.26 / Avg: 87.56 / Max: 87.72Min: 85.21 / Avg: 86.18 / Max: 87.45Min: 85.88 / Avg: 86.23 / Max: 86.45Min: 88.1 / Avg: 88.39 / Max: 88.611. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl

Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: PNG - Encode Speed: 5-O2 -march=x86-64-O2 -march=native-O3 -march=native20406080100SE +/- 0.08, N = 3SE +/- 0.49, N = 3SE +/- 0.33, N = 3SE +/- 0.33, N = 3SE +/- 0.57, N = 3SE +/- 0.32, N = 375.5979.2078.6577.4379.5877.781. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl
Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: PNG - Encode Speed: 5-O2 -march=x86-64-O2 -march=native-O3 -march=native1530456075Min: 75.49 / Avg: 75.59 / Max: 75.76Min: 78.25 / Avg: 79.2 / Max: 79.85Min: 78.17 / Avg: 78.65 / Max: 79.27Min: 77.05 / Avg: 77.43 / Max: 78.1Min: 78.74 / Avg: 79.58 / Max: 80.66Min: 77.15 / Avg: 77.78 / Max: 78.171. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl

Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: PNG - Encode Speed: 7-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215SE +/- 0.02, N = 3SE +/- 0.04, N = 3SE +/- 0.04, N = 3SE +/- 0.05, N = 3SE +/- 0.04, N = 3SE +/- 0.01, N = 311.3311.6411.6011.6711.6711.571. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl
Clang 11Clang 12OpenBenchmarking.orgMP/s, More Is BetterJPEG XL 0.3.1Input: PNG - Encode Speed: 7-O2 -march=x86-64-O2 -march=native-O3 -march=native3691215Min: 11.31 / Avg: 11.33 / Max: 11.36Min: 11.59 / Avg: 11.64 / Max: 11.71Min: 11.55 / Avg: 11.6 / Max: 11.67Min: 11.58 / Avg: 11.67 / Max: 11.74Min: 11.59 / Avg: 11.67 / Max: 11.72Min: 11.55 / Avg: 11.57 / Max: 11.591. (CXX) g++ options: -O2 -funwind-tables -Xclang -mrelax-all -O3 -pthread -fPIE -pie -ldl

Clang 11: -O2 -march=x86-64

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=x86-64" CFLAGS="-O2 -march=x86-64"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown)
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 13 February 2021 07:27 by user pts.

Clang 11: -O2 -march=native

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=native" CFLAGS="-O2 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown)
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 13 February 2021 09:22 by user pts.

Clang 11: -O3 -march=native

Processor: AMD Ryzen 9 5950X 16-Core @ 3.40GHz (16 Cores / 32 Threads), Motherboard: ASUS ROG CROSSHAIR VIII HERO (WI-FI) (3202 BIOS), Chipset: AMD Starship/Matisse, Memory: 32GB, Disk: 2000GB Corsair Force MP600 + 2000GB, Graphics: NVIDIA GeForce RTX 3080 10GB, Audio: NVIDIA Device 1aef, Monitor: ASUS MG28U, Network: Realtek RTL8125 2.5GbE + Intel I211 + Intel Wi-Fi 6 AX200

OS: Ubuntu 20.10, Kernel: 5.8.0-41-generic (x86_64), Desktop: GNOME Shell 3.38.2, Display Server: X Server 1.20.9, Display Driver: NVIDIA 460.39, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 11.2.136, Vulkan: 1.2.155, Compiler: Clang 11.1.0 + LLVM 11.1.0, File-System: ext4, Screen Resolution: 3840x2160

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: (unknown)
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 13 February 2021 11:26 by user pts.

Clang 12: -O2 -march=x86-64

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=x86-64" CFLAGS="-O2 -march=x86-64"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 12 February 2021 20:15 by user pts.

Clang 12: -O2 -march=native

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O2 -march=native" CFLAGS="-O2 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 12 February 2021 17:55 by user pts.

Clang 12: -O3 -march=native

Processor: AMD Ryzen 9 5950X 16-Core @ 3.40GHz (16 Cores / 32 Threads), Motherboard: ASUS ROG CROSSHAIR VIII HERO (WI-FI) (3202 BIOS), Chipset: AMD Starship/Matisse, Memory: 32GB, Disk: 2000GB Corsair Force MP600 + 2000GB, Graphics: NVIDIA GeForce RTX 3080 10GB, Audio: NVIDIA Device 1aef, Monitor: ASUS MG28U, Network: Realtek RTL8125 2.5GbE + Intel I211 + Intel Wi-Fi 6 AX200

OS: Ubuntu 20.10, Kernel: 5.8.0-41-generic (x86_64), Desktop: GNOME Shell 3.38.2, Display Server: X Server 1.20.9, Display Driver: NVIDIA 460.39, OpenGL: 4.6.0, OpenCL: OpenCL 1.2 CUDA 11.2.136, Vulkan: 1.2.155, Compiler: Clang 12.0.0 + LLVM 12.0.0, File-System: ext4, Screen Resolution: 3840x2160

Kernel Notes: Transparent Huge Pages: madvise
Environment Notes: CXXFLAGS="-O3 -march=native" CFLAGS="-O3 -march=native"
Compiler Notes: Optimized build; Default target: x86_64-unknown-linux-gnu; Host CPU: znver3
Processor Notes: Scaling Governor: acpi-cpufreq ondemand (Boost: Enabled) - CPU Microcode: 0xa201009
OpenCL Notes: GPU Compute Cores: 8704
Security Notes: itlb_multihit: Not affected + l1tf: Not affected + mds: Not affected + meltdown: Not affected + 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 AMD retpoline IBPB: conditional IBRS_FW STIBP: always-on RSB filling + srbds: Not affected + tsx_async_abort: Not affected

Testing initiated at 12 February 2021 15:55 by user pts.