Compiler Optimization Levels

Intel Core i9-11900K testing with a ASUS ROG MAXIMUS XIII HERO (0707 BIOS) and AMD Radeon VII 16GB on Fedora 34 via the Phoronix Test Suite.

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Audio Encoding 4 Tests
Bioinformatics 2 Tests
BLAS (Basic Linear Algebra Sub-Routine) Tests 2 Tests
C++ Boost Tests 2 Tests
C/C++ Compiler Tests 17 Tests
CPU Massive 19 Tests
Creator Workloads 17 Tests
Cryptography 3 Tests
Database Test Suite 2 Tests
Encoding 8 Tests
Fortran Tests 2 Tests
Game Development 2 Tests
HPC - High Performance Computing 11 Tests
Imaging 2 Tests
Common Kernel Benchmarks 2 Tests
Machine Learning 5 Tests
MPI Benchmarks 2 Tests
Multi-Core 15 Tests
NVIDIA GPU Compute 2 Tests
OpenMPI Tests 4 Tests
Programmer / Developer System Benchmarks 3 Tests
Python Tests 2 Tests
Renderers 3 Tests
Scientific Computing 6 Tests
Server 2 Tests
Server CPU Tests 11 Tests
Single-Threaded 7 Tests
Telephony 2 Tests
Texture Compression 2 Tests
Video Encoding 4 Tests
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-O3 -march=native
June 09 2021
  8 Hours, 5 Minutes
-O1
June 10 2021
  9 Hours, 19 Minutes
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  8 Hours, 42 Minutes
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Compiler Optimization Levels Intel Core i9-11900K testing with a ASUS ROG MAXIMUS XIII HERO (0707 BIOS) and AMD Radeon VII 16GB on Fedora 34 via the Phoronix Test Suite. ,,"-O3 -march=native","-O1" Processor,,Intel Core i9-11900K @ 5.10GHz (8 Cores / 16 Threads),Intel Core i9-11900K @ 5.10GHz (8 Cores / 16 Threads) Motherboard,,ASUS ROG MAXIMUS XIII HERO (0707 BIOS),ASUS ROG MAXIMUS XIII HERO (0707 BIOS) Chipset,,Intel Tiger Lake-H,Intel Tiger Lake-H Memory,,32GB,32GB Disk,,2000GB Corsair Force MP600 + 257GB Flash Drive,2000GB Corsair Force MP600 + 257GB Flash Drive Graphics,,AMD Radeon VII 16GB (1801/1000MHz),AMD Radeon VII 16GB (1801/1000MHz) Audio,,Intel Tiger Lake-H HD Audio,Intel Tiger Lake-H HD Audio Monitor,,ASUS MG28U,ASUS MG28U Network,,2 x Intel I225-V + Intel Wi-Fi 6 AX210/AX211/AX411,2 x Intel I225-V + Intel Wi-Fi 6 AX210/AX211/AX411 OS,,Fedora 34,Fedora 34 Kernel,,5.12.9-300.fc34.x86_64 (x86_64),5.12.9-300.fc34.x86_64 (x86_64) Desktop,,GNOME Shell 40.1,GNOME Shell 40.1 Display Server,,X Server + Wayland,X Server + Wayland OpenGL,,4.6 Mesa 21.1.1 (LLVM 12.0.0),4.6 Mesa 21.1.1 (LLVM 12.0.0) Compiler,,GCC 11.1.1 20210531,GCC 11.1.1 20210531 File-System,,btrfs,btrfs Screen Resolution,,3840x2160,3840x2160 ,,"-O3 -march=native","-O1" "Crypto++ - Test: All Algorithms (MiB/s)",HIB,2346.359074,2114.624613 "Crypto++ - Test: Keyed Algorithms (MiB/s)",HIB,924.212911,751.481521 "Crypto++ - Test: Unkeyed Algorithms (MiB/s)",HIB,491.454981,472.947089 "Crypto++ - Test: Integer + Elliptic Curve Public Key Algorithms (MiB/s)",HIB,7194.857104,6862.786620 "CLOMP - Static OMP Speedup (Speedup)",HIB,4.8,5.1 "Botan - Test: KASUMI (MiB/s)",HIB,115.816,108.276 "Botan - Test: KASUMI - Decrypt (MiB/s)",HIB,112.027,106.478 "Botan - Test: AES-256 (MiB/s)",HIB,8401.852,8879.330 "Botan - Test: AES-256 - Decrypt (MiB/s)",HIB,8412.961,8885.129 "Botan - Test: Twofish (MiB/s)",HIB,464.472,430.951 "Botan - Test: Twofish - Decrypt (MiB/s)",HIB,451.660,427.255 "Botan - Test: Blowfish (MiB/s)",HIB,552.463,533.956 "Botan - Test: Blowfish - Decrypt (MiB/s)",HIB,553.519,532.560 "Botan - Test: CAST-256 (MiB/s)",HIB,168.756,149.439 "Botan - Test: CAST-256 - Decrypt (MiB/s)",HIB,168.851,149.807 "Botan - Test: ChaCha20Poly1305 (MiB/s)",HIB,1012.732,1019.913 "Botan - Test: ChaCha20Poly1305 - Decrypt (MiB/s)",HIB,1010.787,1004.647 "Basis Universal - Settings: ETC1S (sec)",LIB,20.808,20.845 "Basis Universal - Settings: UASTC Level 0 (sec)",LIB,6.106,6.114 "Basis Universal - Settings: UASTC Level 2 (sec)",LIB,29.138,29.108 "Basis Universal - Settings: UASTC Level 3 (sec)",LIB,54.586,54.557 "FLAC Audio Encoding - WAV To FLAC (sec)",LIB,5.937,6.590 "LAME MP3 Encoding - WAV To MP3 (sec)",LIB,5.473,7.675 "libjpeg-turbo tjbench - Test: Decompression Throughput (Megapixels/sec)",HIB,271.676664,260.256611 "Opus Codec Encoding - WAV To Opus Encode (sec)",LIB,5.595,6.828 "WavPack Audio Encoding - WAV To WavPack (sec)",LIB,11.098,11.132 "ASTC Encoder - Preset: Medium (sec)",LIB,4.2153,4.3606 "ASTC Encoder - Preset: Thorough (sec)",LIB,9.3601,9.7734 "ASTC Encoder - Preset: Exhaustive (sec)",LIB,51.4853,53.2528 "eSpeak-NG Speech Engine - Text-To-Speech Synthesis (sec)",LIB,21.765,24.001 "Chia Blockchain VDF - Test: Square Plain C++ (IPS)",HIB,208400,209233 "Chia Blockchain VDF - Test: Square Assembly Optimized (IPS)",HIB,250633,247933 "Timed HMMer Search - Pfam Database Search (sec)",LIB,99.484,103.742 "Timed MrBayes Analysis - Primate Phylogeny Analysis (sec)",LIB,83.430,88.533 "Mobile Neural Network - Model: SqueezeNetV1.0 (ms)",LIB,3.748,3.848 "Mobile Neural Network - Model: resnet-v2-50 (ms)",LIB,19.224,19.507 "Mobile Neural Network - Model: MobileNetV2_224 (ms)",LIB,1.916,1.982 "Mobile Neural Network - Model: mobilenet-v1-1.0 (ms)",LIB,1.883,1.921 "Mobile Neural Network - Model: inception-v3 (ms)",LIB,22.513,22.942 "TNN - Target: CPU - Model: MobileNet v2 (ms)",LIB,230.113,243.162 "TNN - Target: CPU - Model: SqueezeNet v1.1 (ms)",LIB,227.455,235.963 "Caffe - Model: AlexNet - Acceleration: CPU - Iterations: 100 (ms)",LIB,36558,36622 "Caffe - Model: GoogleNet - Acceleration: CPU - Iterations: 100 (ms)",LIB,83625,84729 "NCNN - Target: CPU - Model: mobilenet (ms)",LIB,11.76,15.02 "NCNN - Target: CPU-v2-v2 - Model: mobilenet-v2 (ms)",LIB,3.21,4.19 "NCNN - Target: CPU-v3-v3 - Model: mobilenet-v3 (ms)",LIB,2.49,3.19 "NCNN - Target: CPU - Model: shufflenet-v2 (ms)",LIB,3.26,3.45 "NCNN - Target: CPU - Model: mnasnet (ms)",LIB,2.22,3.17 "NCNN - Target: CPU - Model: efficientnet-b0 (ms)",LIB,4.24,5.24 "NCNN - Target: CPU - Model: blazeface (ms)",LIB,1.15,1.24 "NCNN - Target: CPU - Model: googlenet (ms)",LIB,10.09,11.40 "NCNN - Target: CPU - Model: vgg16 (ms)",LIB,54.36,54.91 "NCNN - Target: CPU - Model: resnet18 (ms)",LIB,11.08,11.47 "NCNN - Target: CPU - Model: alexnet (ms)",LIB,9.64,9.62 "NCNN - Target: CPU - Model: resnet50 (ms)",LIB,18.23,22.29 "NCNN - Target: CPU - Model: yolov4-tiny (ms)",LIB,20.21,21.26 "NCNN - Target: CPU - Model: squeezenet_ssd (ms)",LIB,15.29,16.18 "NCNN - Target: CPU - Model: regnety_400m (ms)",LIB,8.57,9.73 "LAMMPS Molecular Dynamics Simulator - Model: 20k Atoms (ns/day)",HIB,8.737,8.345 "LAMMPS Molecular Dynamics Simulator - Model: Rhodopsin Protein (ns/day)",HIB,8.513,8.184 "oneDNN - Harness: IP Shapes 1D - Data Type: f32 - Engine: CPU (ms)",LIB,4.03781,4.04828 "oneDNN - Harness: IP Shapes 3D - Data Type: f32 - Engine: CPU (ms)",LIB,11.2002,11.0289 "oneDNN - Harness: Convolution Batch Shapes Auto - Data Type: f32 - Engine: CPU (ms)",LIB,14.2754,14.1700 "oneDNN - Harness: Deconvolution Batch shapes_1d - Data Type: f32 - Engine: CPU (ms)",LIB,4.98281,4.97288 "oneDNN - Harness: Deconvolution Batch shapes_3d - Data Type: f32 - Engine: CPU (ms)",LIB,4.28984,4.28224 "oneDNN - Harness: Recurrent Neural Network Training - Data Type: f32 - Engine: CPU (ms)",LIB,3165.60,3133.28 "oneDNN - Harness: Recurrent Neural Network Inference - Data Type: f32 - Engine: CPU (ms)",LIB,1876.42,1854.40 "oneDNN - Harness: Matrix Multiply Batch Shapes Transformer - Data Type: f32 - Engine: CPU (ms)",LIB,3.52485,3.52499 "ACES DGEMM - Sustained Floating-Point Rate (GFLOP/s)",HIB,3.604641,3.922224 "Kripke - (Throughput FoM)",HIB,33544357,33790753 "Quantum ESPRESSO - Input: AUSURF112 (sec)",LIB,2609.02,2525.86 "PostMark - Disk Transaction Performance (TPS)",HIB,9496,9259 "Coremark - CoreMark Size 666 - Iterations Per Second (Iterations/Sec)",HIB,434724.849744,366951.484290 "Stockfish - Total Time (Nodes/s)",HIB,29443112,29448017 "Zstd Compression - Compression Level: 3 - Compression Speed (MB/s)",HIB,2731.5,2568.0 "Zstd Compression - Compression Level: 3 - Decompression Speed (MB/s)",HIB,4997.8,4847.5 "Zstd Compression - Compression Level: 8 - Compression Speed (MB/s)",HIB,192.6,189.2 "Zstd Compression - Compression Level: 8 - Decompression Speed (MB/s)",HIB,5189.9,5075.8 "Zstd Compression - Compression Level: 19 - Compression Speed (MB/s)",HIB,35.4,35.4 "Zstd Compression - Compression Level: 19 - Decompression Speed (MB/s)",HIB,4506.5,4406.4 "Zstd Compression - Compression Level: 3, Long Mode - Compression Speed (MB/s)",HIB,1451.0,1542.8 "Zstd Compression - Compression Level: 3, Long Mode - Decompression Speed (MB/s)",HIB,5346.0,5215.3 "Zstd Compression - Compression Level: 8, Long Mode - Compression Speed (MB/s)",HIB,285.9,281.5 "Zstd Compression - Compression Level: 8, Long Mode - Decompression Speed (MB/s)",HIB,5542.9,5385.7 "Zstd Compression - Compression Level: 19, Long Mode - Compression Speed (MB/s)",HIB,32.8,32.9 "Zstd Compression - Compression Level: 19, Long Mode - Decompression Speed (MB/s)",HIB,4540.6,4506.0 "Sysbench - Test: CPU (Events/sec)",HIB,34770.14,34882.14 "AOBench - Size: 2048 x 2048 - Total Time (sec)",LIB,21.556,24.605 "GraphicsMagick - Operation: Swirl (Iterations/min)",HIB,689,592 "GraphicsMagick - Operation: Rotate (Iterations/min)",HIB,1094,1078 "GraphicsMagick - Operation: Sharpen (Iterations/min)",HIB,195,162 "GraphicsMagick - Operation: Enhanced (Iterations/min)",HIB,270,218 "GraphicsMagick - Operation: Resizing (Iterations/min)",HIB,1222,1021 "GraphicsMagick - Operation: Noise-Gaussian (Iterations/min)",HIB,310,306 "GraphicsMagick - Operation: HWB Color Space (Iterations/min)",HIB,1285,1207 "SVT-VP9 - Tuning: VMAF Optimized - Input: Bosphorus 1080p (FPS)",HIB,198.73,191.41 "SVT-VP9 - Tuning: PSNR/SSIM Optimized - Input: Bosphorus 1080p (FPS)",HIB,204.96,198.18 "SVT-VP9 - Tuning: Visual Quality Optimized - Input: Bosphorus 1080p (FPS)",HIB,166.43,160.73 "dav1d - Video Input: Summer Nature 4K (FPS)",HIB,195.94,185.95 "x265 - Video Input: Bosphorus 4K (FPS)",HIB,16.02,15.72 "x265 - Video Input: Bosphorus 1080p (FPS)",HIB,67.85,67.85 "C-Ray - Total Time - 4K, 16 Rays Per Pixel (sec)",LIB,47.335,128.907 "SVT-HEVC - Tuning: 1 - Input: Bosphorus 1080p (FPS)",HIB,9.48,9.20 "SVT-HEVC - Tuning: 7 - Input: Bosphorus 1080p (FPS)",HIB,140.40,137.23 "SVT-HEVC - Tuning: 10 - Input: Bosphorus 1080p (FPS)",HIB,279.12,271.99 "Smallpt - Global Illumination Renderer; 128 Samples (sec)",LIB,8.401,9.133 "Liquid-DSP - Threads: 1 - Buffer Length: 256 - Filter Length: 57 (samples/s)",HIB,99844333,88411000 "Liquid-DSP - Threads: 2 - Buffer Length: 256 - Filter Length: 57 (samples/s)",HIB,188003333,162046667 "Liquid-DSP - Threads: 4 - Buffer Length: 256 - Filter Length: 57 (samples/s)",HIB,363760000,316710000 "Liquid-DSP - Threads: 8 - Buffer Length: 256 - Filter Length: 57 (samples/s)",HIB,687846667,595816667 "Liquid-DSP - Threads: 16 - Buffer Length: 256 - Filter Length: 57 (samples/s)",HIB,722756667,672296667 "Redis - Test: GET (Reqs/sec)",HIB,4049394.67,3982525.83 "Redis - Test: SET (Reqs/sec)",HIB,2956462.00,2962660.83 "SQLite Speedtest - Timed Time - Size 1,000 (sec)",LIB,46.087,49.011 "GNU GMP GMPbench - Total Time (GMPbench Score)",HIB,6171.8, "PJSIP - Method: INVITE (Responses/sec)",HIB,5060,4993 "PJSIP - Method: OPTIONS, Stateful (Responses/sec)",HIB,9375,9333 "PJSIP - Method: OPTIONS, Stateless (Responses/sec)",HIB,254610,247106