GCC 9 Skylake-AVX512 Tests
Tests for a future article on Phoronix.


-O0: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O1: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O2: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O2 -march=skylake-avx512: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O3: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O3 -march=x86-64: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O3 -march=skylake: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O3 -march=skylake-avx512: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-O3 -march=skylake-avx512 -flto: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440

-Ofast -march=skylake-avx512: 

	Processor: Intel Core i9-7980XE @ 4.20GHz (18 Cores / 36 Threads), Motherboard: ASUS PRIME X299-A (1602 BIOS), Chipset: Intel Sky Lake-E DMI3 Registers, Memory: 16384MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: NVIDIA NV120 12GB, Audio: Realtek ALC1220, Monitor: ASUS PB278, Network: Intel I219-V

	OS: Ubuntu 18.10, Kernel: 4.18.0-15-generic (x86_64), Desktop: GNOME Shell 3.30.1, Display Server: X Server 1.20.1, Display Driver: modesetting 1.20.1, OpenGL: 4.3 Mesa 18.2.2, Compiler: GCC 9.0.1 20190217, File-System: ext4, Screen Resolution: 2560x1440


t-test1 2017-01-13
Threads: 1
Seconds < Lower Is Better
-O0 ............................. 52.48 |======================================
-O1 ............................. 50.40 |====================================
-O2 ............................. 50.03 |====================================
-O2 -march=skylake-avx512 ....... 49.90 |====================================
-O3 ............................. 49.99 |====================================
-O3 -march=x86-64 ............... 50.09 |====================================
-O3 -march=skylake .............. 49.83 |====================================
-O3 -march=skylake-avx512 ....... 49.96 |====================================
-O3 -march=skylake-avx512 -flto . 50.20 |====================================
-Ofast -march=skylake-avx512 .... 49.98 |====================================


t-test1 2017-01-13
Threads: 2
Seconds < Lower Is Better
-O0 ............................. 18.11 |======================================
-O1 ............................. 17.26 |====================================
-O2 ............................. 17.19 |====================================
-O2 -march=skylake-avx512 ....... 17.17 |====================================
-O3 ............................. 17.16 |====================================
-O3 -march=x86-64 ............... 17.17 |====================================
-O3 -march=skylake .............. 17.09 |====================================
-O3 -march=skylake-avx512 ....... 17.07 |====================================
-O3 -march=skylake-avx512 -flto . 17.23 |====================================
-Ofast -march=skylake-avx512 .... 17.17 |====================================


FFTW 3.3.6
Build: Stock - Size: 1D FFT Size 32
Mflops > Higher Is Better
-O0 ............................. 3014  |========
-O1 ............................. 10403 |==========================
-O2 ............................. 11070 |============================
-O2 -march=skylake-avx512 ....... 14966 |=====================================
-O3 ............................. 10688 |===========================
-O3 -march=x86-64 ............... 10701 |===========================
-O3 -march=skylake .............. 13574 |==================================
-O3 -march=skylake-avx512 ....... 15228 |======================================
-O3 -march=skylake-avx512 -flto . 12296 |===============================
-Ofast -march=skylake-avx512 .... 12909 |================================


FFTW 3.3.6
Build: Stock - Size: 1D FFT Size 64
Mflops > Higher Is Better
-O0 ............................. 3424  |=========
-O1 ............................. 7062  |===================
-O2 ............................. 8984  |========================
-O2 -march=skylake-avx512 ....... 14240 |======================================
-O3 ............................. 9073  |========================
-O3 -march=x86-64 ............... 9034  |========================
-O3 -march=skylake .............. 12318 |=================================
-O3 -march=skylake-avx512 ....... 14057 |======================================
-O3 -march=skylake-avx512 -flto . 11436 |===============================
-Ofast -march=skylake-avx512 .... 11056 |==============================


FFTW 3.3.6
Build: Stock - Size: 2D FFT Size 32
Mflops > Higher Is Better
-O0 ............................. 3438  |========
-O1 ............................. 10348 |==========================
-O2 ............................. 10982 |===========================
-O2 -march=skylake-avx512 ....... 15406 |======================================
-O3 ............................. 11387 |============================
-O3 -march=x86-64 ............... 11277 |============================
-O3 -march=skylake .............. 13854 |==================================
-O3 -march=skylake-avx512 ....... 15119 |=====================================
-O3 -march=skylake-avx512 -flto . 12293 |==============================
-Ofast -march=skylake-avx512 .... 12824 |================================


FFTW 3.3.6
Build: Stock - Size: 2D FFT Size 64
Mflops > Higher Is Better
-O0 ............................. 3335  |===========
-O1 ............................. 7468  |========================
-O2 ............................. 7462  |========================
-O2 -march=skylake-avx512 ....... 11734 |======================================
-O3 ............................. 7885  |==========================
-O3 -march=x86-64 ............... 7431  |========================
-O3 -march=skylake .............. 10917 |===================================
-O3 -march=skylake-avx512 ....... 10786 |===================================
-O3 -march=skylake-avx512 -flto . 10143 |=================================
-Ofast -march=skylake-avx512 .... 10037 |=================================


FFTW 3.3.6
Build: Stock - Size: 2D FFT Size 4096
Mflops > Higher Is Better
-O0 ............................. 2171 |============
-O1 ............................. 5836 |================================
-O2 ............................. 5641 |===============================
-O2 -march=skylake-avx512 ....... 6609 |====================================
-O3 ............................. 5642 |===============================
-O3 -march=x86-64 ............... 5833 |================================
-O3 -march=skylake .............. 6475 |====================================
-O3 -march=skylake-avx512 ....... 6744 |=====================================
-O3 -march=skylake-avx512 -flto . 7062 |=======================================
-Ofast -march=skylake-avx512 .... 6212 |==================================


Timed MAFFT Alignment 7.392
Multiple Sequence Alignment
Seconds < Lower Is Better
-O0 ............................. 2.47 |=======================================
-O1 ............................. 2.42 |======================================
-O2 ............................. 2.43 |======================================
-O2 -march=skylake-avx512 ....... 2.39 |=====================================
-O3 ............................. 2.31 |====================================
-O3 -march=x86-64 ............... 2.48 |=======================================
-O3 -march=skylake .............. 2.38 |=====================================
-O3 -march=skylake-avx512 ....... 2.42 |======================================
-O3 -march=skylake-avx512 -flto . 2.49 |=======================================
-Ofast -march=skylake-avx512 .... 2.42 |======================================


BYTE Unix Benchmark 3.6
Computational Test: Dhrystone 2
LPS > Higher Is Better
-O0 ............................. 39431843 |==========================
-O1 ............................. 38823899 |=========================
-O2 ............................. 39696662 |==========================
-O2 -march=skylake-avx512 ....... 38108112 |=========================
-O3 ............................. 39608539 |==========================
-O3 -march=x86-64 ............... 39354548 |==========================
-O3 -march=skylake .............. 38166612 |=========================
-O3 -march=skylake-avx512 ....... 38455237 |=========================
-O3 -march=skylake-avx512 -flto . 53593393 |===================================
-Ofast -march=skylake-avx512 .... 38491238 |=========================


SciMark 2.0
Computational Test: Composite
Mflops > Higher Is Better
-O0 ............................. 703  |==========
-O1 ............................. 2072 |=============================
-O2 ............................. 2081 |=============================
-O2 -march=skylake-avx512 ....... 2299 |=================================
-O3 ............................. 2512 |====================================
-O3 -march=x86-64 ............... 2516 |====================================
-O3 -march=skylake .............. 2752 |=======================================
-O3 -march=skylake-avx512 ....... 2751 |=======================================
-O3 -march=skylake-avx512 -flto . 2687 |======================================
-Ofast -march=skylake-avx512 .... 2748 |=======================================


SciMark 2.0
Computational Test: Monte Carlo
Mflops > Higher Is Better
-O0 ............................. 153  |===
-O1 ............................. 873  |================
-O2 ............................. 877  |================
-O2 -march=skylake-avx512 ....... 968  |==================
-O3 ............................. 948  |=================
-O3 -march=x86-64 ............... 947  |=================
-O3 -march=skylake .............. 970  |==================
-O3 -march=skylake-avx512 ....... 971  |==================
-O3 -march=skylake-avx512 -flto . 2119 |=======================================
-Ofast -march=skylake-avx512 .... 893  |================


SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
-O0 ............................. 337 |=================
-O1 ............................. 755 |======================================
-O2 ............................. 763 |=======================================
-O2 -march=skylake-avx512 ....... 786 |========================================
-O3 ............................. 767 |=======================================
-O3 -march=x86-64 ............... 773 |=======================================
-O3 -march=skylake .............. 791 |========================================
-O3 -march=skylake-avx512 ....... 783 |========================================
-O3 -march=skylake-avx512 -flto . 780 |=======================================
-Ofast -march=skylake-avx512 .... 765 |=======================================


SciMark 2.0
Computational Test: Sparse Matrix Multiply
Mflops > Higher Is Better
-O0 ............................. 797  |=========
-O1 ............................. 3386 |=====================================
-O2 ............................. 3422 |======================================
-O2 -march=skylake-avx512 ....... 3513 |=======================================
-O3 ............................. 3407 |=====================================
-O3 -march=x86-64 ............... 3416 |======================================
-O3 -march=skylake .............. 3495 |======================================
-O3 -march=skylake-avx512 ....... 3478 |======================================
-O3 -march=skylake-avx512 -flto . 2747 |==============================
-Ofast -march=skylake-avx512 .... 3551 |=======================================


SciMark 2.0
Computational Test: Dense LU Matrix Factorization
Mflops > Higher Is Better
-O0 ............................. 984  |======
-O1 ............................. 4081 |=========================
-O2 ............................. 4077 |=========================
-O2 -march=skylake-avx512 ....... 4659 |=============================
-O3 ............................. 5776 |====================================
-O3 -march=x86-64 ............... 5779 |====================================
-O3 -march=skylake .............. 6284 |=======================================
-O3 -march=skylake-avx512 ....... 6301 |=======================================
-O3 -march=skylake-avx512 -flto . 5568 |==================================
-Ofast -march=skylake-avx512 .... 6311 |=======================================


SciMark 2.0
Computational Test: Jacobi Successive Over-Relaxation
Mflops > Higher Is Better
-O0 ............................. 1243 |======================
-O1 ............................. 1267 |======================
-O2 ............................. 1267 |======================
-O2 -march=skylake-avx512 ....... 1567 |============================
-O3 ............................. 1664 |=============================
-O3 -march=x86-64 ............... 1662 |=============================
-O3 -march=skylake .............. 2219 |=======================================
-O3 -march=skylake-avx512 ....... 2220 |=======================================
-O3 -march=skylake-avx512 -flto . 2219 |=======================================
-Ofast -march=skylake-avx512 .... 2221 |=======================================


John The Ripper 1.8.0-jumbo-1
Test: Blowfish
Real C/S > Higher Is Better
-O0 ............................. 5639  |=======
-O1 ............................. 27088 |===================================
-O2 ............................. 28362 |=====================================
-O2 -march=skylake-avx512 ....... 28389 |=====================================
-O3 ............................. 28976 |======================================
-O3 -march=x86-64 ............... 28966 |======================================
-O3 -march=skylake .............. 28950 |======================================
-O3 -march=skylake-avx512 ....... 29031 |======================================
-O3 -march=skylake-avx512 -flto . 28437 |=====================================
-Ofast -march=skylake-avx512 .... 28977 |======================================


John The Ripper 1.8.0-jumbo-1
Test: Traditional DES
Real C/S > Higher Is Better
-O0 ............................. 99444000  |=================================
-O1 ............................. 100697000 |=================================
-O2 ............................. 102569667 |==================================
-O2 -march=skylake-avx512 ....... 102533000 |==================================
-O3 ............................. 100795667 |=================================
-O3 -march=x86-64 ............... 100829667 |=================================
-O3 -march=skylake .............. 100709667 |=================================
-O3 -march=skylake-avx512 ....... 100746333 |=================================
-O3 -march=skylake-avx512 -flto . 100952667 |=================================
-Ofast -march=skylake-avx512 .... 100726667 |=================================


John The Ripper 1.8.0-jumbo-1
Test: MD5
Real C/S > Higher Is Better
-O0 ............................. 893520 |====================================
-O1 ............................. 900518 |====================================
-O2 ............................. 900426 |====================================
-O2 -march=skylake-avx512 ....... 900518 |====================================
-O3 ............................. 901036 |====================================
-O3 -march=x86-64 ............... 902217 |====================================
-O3 -march=skylake .............. 901612 |====================================
-O3 -march=skylake-avx512 ....... 885449 |====================================
-O3 -march=skylake-avx512 -flto . 916551 |=====================================
-Ofast -march=skylake-avx512 .... 901209 |====================================


AOM AV1 2019-02-11
AV1 Video Encoding
Frames Per Second > Higher Is Better
-O0 ............................. 0.22 |==================================
-O1 ............................. 0.22 |==================================
-O2 ............................. 0.22 |==================================
-O2 -march=skylake-avx512 ....... 0.25 |=======================================
-O3 ............................. 0.22 |==================================
-O3 -march=x86-64 ............... 0.22 |==================================
-O3 -march=skylake .............. 0.24 |=====================================
-O3 -march=skylake-avx512 ....... 0.25 |=======================================
-O3 -march=skylake-avx512 -flto . 0.25 |=======================================
-Ofast -march=skylake-avx512 .... 0.25 |=======================================


SVT-AV1 2019-02-15
1080p 8-bit YUV To AV1 Video Encode
Frames Per Second > Higher Is Better
-O0 ............................. 8.53 |=======================================
-O1 ............................. 8.58 |=======================================
-O2 ............................. 8.54 |=======================================
-O2 -march=skylake-avx512 ....... 8.55 |=======================================
-O3 ............................. 8.57 |=======================================
-O3 -march=x86-64 ............... 8.52 |=======================================
-O3 -march=skylake .............. 8.38 |======================================
-O3 -march=skylake-avx512 ....... 8.48 |=======================================
-O3 -march=skylake-avx512 -flto . 8.54 |=======================================
-Ofast -march=skylake-avx512 .... 8.52 |=======================================


SVT-HEVC 2019-02-03
1080p 8-bit YUV To HEVC Video Encode
Frames Per Second > Higher Is Better
-O0 ............................. 307 |=======================================
-O1 ............................. 309 |========================================
-O2 ............................. 310 |========================================
-O2 -march=skylake-avx512 ....... 307 |=======================================
-O3 ............................. 307 |=======================================
-O3 -march=x86-64 ............... 311 |========================================
-O3 -march=skylake .............. 309 |========================================
-O3 -march=skylake-avx512 ....... 309 |========================================
-O3 -march=skylake-avx512 -flto . 312 |========================================
-Ofast -march=skylake-avx512 .... 306 |=======================================


SVT-VP9 2019-02-17
1080p 8-bit YUV To VP9 Video Encode
Frames Per Second > Higher Is Better
-O0 ............................. 306 |=======================================
-O1 ............................. 307 |=======================================
-O2 ............................. 306 |=======================================
-O2 -march=skylake-avx512 ....... 314 |========================================
-O3 ............................. 307 |=======================================
-O3 -march=x86-64 ............... 306 |=======================================
-O3 -march=skylake .............. 315 |========================================
-O3 -march=skylake-avx512 ....... 313 |========================================
-O3 -march=skylake-avx512 -flto . 314 |========================================
-Ofast -march=skylake-avx512 .... 313 |========================================


VP9 libvpx Encoding 1.8.0
vpxenc VP9 1080p Video Encode
Frames Per Second > Higher Is Better
-O0 .......................... 22.97 |====================================
-O1 .......................... 22.89 |====================================
-O2 .......................... 22.77 |====================================
-O2 -march=skylake-avx512 .... 26.13 |=========================================
-O3 .......................... 22.85 |====================================
-O3 -march=x86-64 ............ 22.99 |====================================
-O3 -march=skylake ........... 23.14 |====================================
-O3 -march=skylake-avx512 .... 25.60 |========================================
-Ofast -march=skylake-avx512 . 25.86 |=========================================


x264 2018-09-25
H.264 Video Encoding
Frames Per Second > Higher Is Better
-O0 .......................... 87.34  |============================
-O1 .......................... 117.95 |======================================
-O2 .......................... 119.84 |=======================================
-O2 -march=skylake-avx512 .... 121.66 |========================================
-O3 .......................... 121.63 |========================================
-O3 -march=x86-64 ............ 122.00 |========================================
-O3 -march=skylake ........... 123.00 |========================================
-O3 -march=skylake-avx512 .... 123.00 |========================================
-Ofast -march=skylake-avx512 . 121.18 |=======================================


x265 3.0
H.265 1080p Video Encoding
Frames Per Second > Higher Is Better
-O0 ............................. 38.81 |======================================
-O1 ............................. 39.23 |======================================
-O2 ............................. 39.10 |======================================
-O2 -march=skylake-avx512 ....... 38.76 |=====================================
-O3 ............................. 38.79 |======================================
-O3 -march=x86-64 ............... 39.10 |======================================
-O3 -march=skylake .............. 39.30 |======================================
-O3 -march=skylake-avx512 ....... 39.29 |======================================
-O3 -march=skylake-avx512 -flto . 39.04 |======================================
-Ofast -march=skylake-avx512 .... 38.94 |======================================


GraphicsMagick 1.3.30
Operation: Swirl
Iterations Per Minute > Higher Is Better
-O0 ............................. 130 |=======================
-O1 ............................. 222 |=======================================
-O2 ............................. 228 |========================================
-O2 -march=skylake-avx512 ....... 230 |========================================
-O3 ............................. 220 |======================================
-O3 -march=x86-64 ............... 220 |======================================
-O3 -march=skylake .............. 229 |========================================
-O3 -march=skylake-avx512 ....... 226 |=======================================
-O3 -march=skylake-avx512 -flto . 227 |=======================================
-Ofast -march=skylake-avx512 .... 228 |========================================


GraphicsMagick 1.3.30
Operation: Rotate
Iterations Per Minute > Higher Is Better
-O0 ............................. 151 |=======================
-O1 ............................. 257 |=======================================
-O2 ............................. 263 |========================================
-O2 -march=skylake-avx512 ....... 260 |========================================
-O3 ............................. 250 |======================================
-O3 -march=x86-64 ............... 252 |======================================
-O3 -march=skylake .............. 256 |=======================================
-O3 -march=skylake-avx512 ....... 257 |=======================================
-O3 -march=skylake-avx512 -flto . 257 |=======================================
-Ofast -march=skylake-avx512 .... 257 |=======================================


GraphicsMagick 1.3.30
Operation: Sharpen
Iterations Per Minute > Higher Is Better
-O0 ............................. 80  |=================
-O1 ............................. 178 |=====================================
-O2 ............................. 180 |======================================
-O2 -march=skylake-avx512 ....... 190 |========================================
-O3 ............................. 175 |=====================================
-O3 -march=x86-64 ............... 176 |=====================================
-O3 -march=skylake .............. 189 |========================================
-O3 -march=skylake-avx512 ....... 189 |========================================
-O3 -march=skylake-avx512 -flto . 187 |=======================================
-Ofast -march=skylake-avx512 .... 188 |========================================


GraphicsMagick 1.3.30
Operation: Enhanced
Iterations Per Minute > Higher Is Better
-O0 ............................. 101 |==================
-O1 ............................. 203 |=====================================
-O2 ............................. 207 |======================================
-O2 -march=skylake-avx512 ....... 215 |=======================================
-O3 ............................. 202 |=====================================
-O3 -march=x86-64 ............... 201 |=====================================
-O3 -march=skylake .............. 217 |=======================================
-O3 -march=skylake-avx512 ....... 211 |======================================
-O3 -march=skylake-avx512 -flto . 212 |=======================================
-Ofast -march=skylake-avx512 .... 220 |========================================


GraphicsMagick 1.3.30
Operation: Resizing
Iterations Per Minute > Higher Is Better
-O0 ............................. 141 |======================
-O1 ............................. 250 |=======================================
-O2 ............................. 256 |========================================
-O2 -march=skylake-avx512 ....... 256 |========================================
-O3 ............................. 246 |======================================
-O3 -march=x86-64 ............... 245 |======================================
-O3 -march=skylake .............. 254 |========================================
-O3 -march=skylake-avx512 ....... 252 |=======================================
-O3 -march=skylake-avx512 -flto . 251 |=======================================
-Ofast -march=skylake-avx512 .... 253 |========================================


GraphicsMagick 1.3.30
Operation: Noise-Gaussian
Iterations Per Minute > Higher Is Better
-O0 ............................. 103 |======================
-O1 ............................. 167 |====================================
-O2 ............................. 171 |=====================================
-O2 -march=skylake-avx512 ....... 170 |====================================
-O3 ............................. 165 |===================================
-O3 -march=x86-64 ............... 164 |===================================
-O3 -march=skylake .............. 171 |=====================================
-O3 -march=skylake-avx512 ....... 170 |====================================
-O3 -march=skylake-avx512 -flto . 169 |====================================
-Ofast -march=skylake-avx512 .... 187 |========================================


GraphicsMagick 1.3.30
Operation: HWB Color Space
Iterations Per Minute > Higher Is Better
-O0 ............................. 152 |======================
-O1 ............................. 266 |=======================================
-O2 ............................. 272 |========================================
-O2 -march=skylake-avx512 ....... 268 |=======================================
-O3 ............................. 260 |======================================
-O3 -march=x86-64 ............... 260 |======================================
-O3 -march=skylake .............. 266 |=======================================
-O3 -march=skylake-avx512 ....... 265 |=======================================
-O3 -march=skylake-avx512 -flto . 264 |=======================================
-Ofast -march=skylake-avx512 .... 265 |=======================================


Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
-O0 ............................. 468  |=====
-O1 ............................. 1517 |=================
-O2 ............................. 3154 |====================================
-O2 -march=skylake-avx512 ....... 3299 |=====================================
-O3 ............................. 3096 |===================================
-O3 -march=x86-64 ............... 3084 |===================================
-O3 -march=skylake .............. 3315 |======================================
-O3 -march=skylake-avx512 ....... 3316 |======================================
-O3 -march=skylake-avx512 -flto . 3441 |=======================================
-Ofast -march=skylake-avx512 .... 3362 |======================================


ebizzy 0.3

Records/s > Higher Is Better
-O0 ............................. 569980 |====================================
-O1 ............................. 554016 |===================================
-O2 ............................. 574959 |====================================
-O2 -march=skylake-avx512 ....... 587660 |=====================================
-O3 ............................. 592610 |=====================================
-O3 -march=x86-64 ............... 565019 |===================================
-O3 -march=skylake .............. 589046 |=====================================
-O3 -march=skylake-avx512 ....... 567481 |===================================
-O3 -march=skylake-avx512 -flto . 573591 |====================================
-Ofast -march=skylake-avx512 .... 578721 |====================================


Timed Apache Compilation 2.4.7
Time To Compile
Seconds < Lower Is Better
-O0 ............................. 13.24 |===================
-O1 ............................. 17.51 |=========================
-O2 ............................. 22.22 |================================
-O2 -march=skylake-avx512 ....... 22.16 |===============================
-O3 ............................. 23.98 |==================================
-O3 -march=x86-64 ............... 24.05 |==================================
-O3 -march=skylake .............. 23.74 |==================================
-O3 -march=skylake-avx512 ....... 23.97 |==================================
-O3 -march=skylake-avx512 -flto . 26.76 |======================================
-Ofast -march=skylake-avx512 .... 23.97 |==================================


Timed GCC Compilation 8.2
Time To Compile
Seconds < Lower Is Better
-O0 .......................... 886 |=======================================
-O1 .......................... 916 |=========================================
-O2 .......................... 948 |==========================================
-O2 -march=skylake-avx512 .... 950 |==========================================
-O3 .......................... 962 |===========================================
-O3 -march=x86-64 ............ 960 |===========================================
-O3 -march=skylake ........... 952 |==========================================
-O3 -march=skylake-avx512 .... 961 |===========================================
-Ofast -march=skylake-avx512 . 966 |===========================================


Timed ImageMagick Compilation 6.9.0
Time To Compile
Seconds < Lower Is Better
-O0 ............................. 6.67  |===
-O1 ............................. 18.36 |========
-O2 ............................. 24.48 |==========
-O2 -march=skylake-avx512 ....... 24.53 |==========
-O3 ............................. 27.24 |===========
-O3 -march=x86-64 ............... 27.11 |===========
-O3 -march=skylake .............. 27.22 |===========
-O3 -march=skylake-avx512 ....... 27.27 |===========
-O3 -march=skylake-avx512 -flto . 90.17 |======================================
-Ofast -march=skylake-avx512 .... 27.81 |============


Timed PHP Compilation 7.1.9
Time To Compile
Seconds < Lower Is Better
-O0 ....................... 16.65 |============
-O1 ....................... 25.43 |==================
-O2 ....................... 43.89 |==============================
-O2 -march=skylake-avx512 . 43.72 |==============================
-O3 ....................... 63.46 |============================================
-O3 -march=x86-64 ......... 63.29 |============================================
-O3 -march=skylake ........ 63.26 |============================================
-O3 -march=skylake-avx512 . 63.57 |============================================


C-Ray 1.1
Total Time - 4K, 16 Rays Per Pixel
Seconds < Lower Is Better
-O0 ............................. 127.42 |=====================================
-O1 ............................. 87.22  |=========================
-O2 ............................. 78.25  |=======================
-O2 -march=skylake-avx512 ....... 56.41  |================
-O3 ............................. 42.44  |============
-O3 -march=x86-64 ............... 42.43  |============
-O3 -march=skylake .............. 31.23  |=========
-O3 -march=skylake-avx512 ....... 33.94  |==========
-O3 -march=skylake-avx512 -flto . 33.53  |==========
-Ofast -march=skylake-avx512 .... 30.96  |=========


AOBench
Size: 2048 x 2048 - Total Time
Seconds < Lower Is Better
-O0 ............................. 72.37 |======================================
-O1 ............................. 40.27 |=====================
-O2 ............................. 39.13 |=====================
-O2 -march=skylake-avx512 ....... 36.82 |===================
-O3 ............................. 37.71 |====================
-O3 -march=x86-64 ............... 37.68 |====================
-O3 -march=skylake .............. 34.92 |==================
-O3 -march=skylake-avx512 ....... 34.92 |==================
-O3 -march=skylake-avx512 -flto . 35.57 |===================
-Ofast -march=skylake-avx512 .... 34.45 |==================


Bullet Physics Engine 2.81
Test: Raytests
Seconds < Lower Is Better
-O0 ............................. 2.33 |===================================
-O1 ............................. 2.34 |===================================
-O2 ............................. 2.33 |===================================
-O2 -march=skylake-avx512 ....... 2.63 |=======================================
-O3 ............................. 2.34 |===================================
-O3 -march=x86-64 ............... 2.34 |===================================
-O3 -march=skylake .............. 2.27 |==================================
-O3 -march=skylake-avx512 ....... 2.61 |=======================================
-O3 -march=skylake-avx512 -flto . 2.60 |=======================================
-Ofast -march=skylake-avx512 .... 2.61 |=======================================


Bullet Physics Engine 2.81
Test: 3000 Fall
Seconds < Lower Is Better
-O0 ............................. 4.12 |=======================================
-O1 ............................. 4.02 |======================================
-O2 ............................. 4.07 |=======================================
-O2 -march=skylake-avx512 ....... 3.78 |====================================
-O3 ............................. 4.09 |=======================================
-O3 -march=x86-64 ............... 4.10 |=======================================
-O3 -march=skylake .............. 3.84 |====================================
-O3 -march=skylake-avx512 ....... 3.82 |====================================
-O3 -march=skylake-avx512 -flto . 3.73 |===================================
-Ofast -march=skylake-avx512 .... 3.83 |====================================


Bullet Physics Engine 2.81
Test: 1000 Stack
Seconds < Lower Is Better
-O0 ............................. 4.54 |=======================================
-O1 ............................. 4.53 |=======================================
-O2 ............................. 4.55 |=======================================
-O2 -march=skylake-avx512 ....... 4.05 |===================================
-O3 ............................. 4.53 |=======================================
-O3 -march=x86-64 ............... 4.53 |=======================================
-O3 -march=skylake .............. 4.07 |===================================
-O3 -march=skylake-avx512 ....... 4.06 |===================================
-O3 -march=skylake-avx512 -flto . 4.40 |======================================
-Ofast -march=skylake-avx512 .... 4.07 |===================================


Bullet Physics Engine 2.81
Test: 1000 Convex
Seconds < Lower Is Better
-O0 ............................. 4.02 |=======================================
-O1 ............................. 4.01 |=======================================
-O2 ............................. 4.01 |=======================================
-O2 -march=skylake-avx512 ....... 3.84 |=====================================
-O3 ............................. 4.00 |=======================================
-O3 -march=x86-64 ............... 4.01 |=======================================
-O3 -march=skylake .............. 3.82 |=====================================
-O3 -march=skylake-avx512 ....... 3.85 |=====================================
-O3 -march=skylake-avx512 -flto . 3.83 |=====================================
-Ofast -march=skylake-avx512 .... 3.84 |=====================================


Bullet Physics Engine 2.81
Test: 136 Ragdolls
Seconds < Lower Is Better
-O0 ............................. 2.57 |=======================================
-O1 ............................. 2.56 |=======================================
-O2 ............................. 2.58 |=======================================
-O2 -march=skylake-avx512 ....... 2.31 |===================================
-O3 ............................. 2.54 |======================================
-O3 -march=x86-64 ............... 2.56 |=======================================
-O3 -march=skylake .............. 2.32 |===================================
-O3 -march=skylake-avx512 ....... 2.31 |===================================
-O3 -march=skylake-avx512 -flto . 2.40 |====================================
-Ofast -march=skylake-avx512 .... 2.31 |===================================


Bullet Physics Engine 2.81
Test: Prim Trimesh
Seconds < Lower Is Better
-O0 ............................. 0.89 |=======================================
-O1 ............................. 0.89 |=======================================
-O2 ............................. 0.90 |=======================================
-O2 -march=skylake-avx512 ....... 0.84 |====================================
-O3 ............................. 0.89 |=======================================
-O3 -march=x86-64 ............... 0.89 |=======================================
-O3 -march=skylake .............. 0.84 |====================================
-O3 -march=skylake-avx512 ....... 0.84 |====================================
-O3 -march=skylake-avx512 -flto . 0.82 |====================================
-Ofast -march=skylake-avx512 .... 0.84 |====================================


Bullet Physics Engine 2.81
Test: Convex Trimesh
Seconds < Lower Is Better
-O0 ............................. 1.05 |=======================================
-O1 ............................. 1.05 |=======================================
-O2 ............................. 1.05 |=======================================
-O2 -march=skylake-avx512 ....... 1.00 |=====================================
-O3 ............................. 1.05 |=======================================
-O3 -march=x86-64 ............... 1.05 |=======================================
-O3 -march=skylake .............. 1.00 |=====================================
-O3 -march=skylake-avx512 ....... 1.00 |=====================================
-O3 -march=skylake-avx512 -flto . 0.97 |====================================
-Ofast -march=skylake-avx512 .... 1.00 |=====================================


XZ Compression 5.2.4
Compressing ubuntu-16.04.3-server-i386.img, Compression Level 9
Seconds < Lower Is Better
-O0 ............................. 119.12 |=====================================
-O1 ............................. 87.13  |===========================
-O2 ............................. 87.41  |===========================
-O2 -march=skylake-avx512 ....... 86.77  |===========================
-O3 ............................. 85.19  |==========================
-O3 -march=x86-64 ............... 85.42  |===========================
-O3 -march=skylake .............. 84.95  |==========================
-O3 -march=skylake-avx512 ....... 83.95  |==========================
-O3 -march=skylake-avx512 -flto . 82.59  |==========================
-Ofast -march=skylake-avx512 .... 83.44  |==========================


Zstd Compression 1.3.4
Compressing ubuntu-16.04.3-server-i386.img, Compression Level 19
Seconds < Lower Is Better
-O0 ............................. 19.58 |======================================
-O1 ............................. 10.34 |====================
-O2 ............................. 10.57 |=====================
-O2 -march=skylake-avx512 ....... 10.46 |====================
-O3 ............................. 10.39 |====================
-O3 -march=x86-64 ............... 10.39 |====================
-O3 -march=skylake .............. 10.66 |=====================
-O3 -march=skylake-avx512 ....... 10.49 |====================
-O3 -march=skylake-avx512 -flto . 10.46 |====================
-Ofast -march=skylake-avx512 .... 10.48 |====================


dav1d 0.1
Video Input: Summer Nature 4K
Seconds < Lower Is Better
-O0 .......................... 49.47 |=========================================
-O1 .......................... 27.33 |=======================
-O2 .......................... 27.18 |=======================
-O2 -march=skylake-avx512 .... 26.62 |======================
-O3 .......................... 26.90 |======================
-O3 -march=x86-64 ............ 26.95 |======================
-O3 -march=skylake ........... 26.39 |======================
-O3 -march=skylake-avx512 .... 26.75 |======================
-Ofast -march=skylake-avx512 . 26.88 |======================


dav1d 0.1
Video Input: Summer Nature 1080p
Seconds < Lower Is Better
-O0 .......................... 23.72 |=========================================
-O1 .......................... 14.12 |========================
-O2 .......................... 14.02 |========================
-O2 -march=skylake-avx512 .... 13.72 |========================
-O3 .......................... 13.89 |========================
-O3 -march=x86-64 ............ 13.89 |========================
-O3 -march=skylake ........... 13.65 |========================
-O3 -march=skylake-avx512 .... 13.82 |========================
-Ofast -march=skylake-avx512 . 13.82 |========================


dcraw
RAW To PPM Image Conversion
Seconds < Lower Is Better
-O0 ............................. 39.04 |======================================
-O1 ............................. 12.55 |============
-O2 ............................. 12.29 |============
-O2 -march=skylake-avx512 ....... 11.48 |===========
-O3 ............................. 11.59 |===========
-O3 -march=x86-64 ............... 11.56 |===========
-O3 -march=skylake .............. 10.83 |===========
-O3 -march=skylake-avx512 ....... 10.79 |===========
-O3 -march=skylake-avx512 -flto . 10.72 |==========
-Ofast -march=skylake-avx512 .... 10.58 |==========


FLAC Audio Encoding 1.3.2
WAV To FLAC
Seconds < Lower Is Better
-O0 ............................. 58.09 |======================================
-O1 ............................. 10.86 |=======
-O2 ............................. 10.05 |=======
-O2 -march=skylake-avx512 ....... 9.02  |======
-O3 ............................. 10.05 |=======
-O3 -march=x86-64 ............... 10.06 |=======
-O3 -march=skylake .............. 9.10  |======
-O3 -march=skylake-avx512 ....... 9.02  |======
-O3 -march=skylake-avx512 -flto . 8.96  |======
-Ofast -march=skylake-avx512 .... 9.00  |======


LAME MP3 Encoding 3.100
WAV To MP3
Seconds < Lower Is Better
-O0 ............................. 27.45 |======================================
-O1 ............................. 10.70 |===============
-O2 ............................. 9.97  |==============
-O2 -march=skylake-avx512 ....... 9.54  |=============
-O3 ............................. 8.77  |============
-O3 -march=x86-64 ............... 8.82  |============
-O3 -march=skylake .............. 9.36  |=============
-O3 -march=skylake-avx512 ....... 9.41  |=============
-O3 -march=skylake-avx512 -flto . 9.31  |=============
-Ofast -march=skylake-avx512 .... 8.83  |============


Mencoder 1.3.0
AVI To LAVC
Seconds < Lower Is Better
-O0 .......................... 32.24 |=========================================
-O1 .......................... 17.11 |======================
-O2 .......................... 16.23 |=====================
-O2 -march=skylake-avx512 .... 16.29 |=====================
-O3 .......................... 16.33 |=====================
-O3 -march=x86-64 ............ 16.29 |=====================
-O3 -march=skylake ........... 16.02 |====================
-O3 -march=skylake-avx512 .... 16.23 |=====================
-Ofast -march=skylake-avx512 . 16.15 |=====================


libjpeg-turbo tjbench 1.5.3
Test: Decompression Throughput
Megapixels/sec > Higher Is Better
-O0 ............................. 151 |===============================
-O1 ............................. 190 |=======================================
-O2 ............................. 185 |======================================
-O2 -march=skylake-avx512 ....... 197 |========================================
-O3 ............................. 185 |======================================
-O3 -march=x86-64 ............... 185 |======================================
-O3 -march=skylake .............. 194 |=======================================
-O3 -march=skylake-avx512 ....... 197 |========================================
-O3 -march=skylake-avx512 -flto . 197 |========================================
-Ofast -march=skylake-avx512 .... 197 |========================================


PostgreSQL pgbench 10.3
Scaling: Buffer Test - Test: Normal Load - Mode: Read Only
TPS > Higher Is Better
-O0 ............................. 301052 |========================
-O1 ............................. 420856 |=================================
-O2 ............................. 453874 |====================================
-O2 -march=skylake-avx512 ....... 456016 |====================================
-O3 ............................. 456083 |====================================
-O3 -march=x86-64 ............... 457955 |====================================
-O3 -march=skylake .............. 460061 |====================================
-O3 -march=skylake-avx512 ....... 459370 |====================================
-O3 -march=skylake-avx512 -flto . 470868 |=====================================
-Ofast -march=skylake-avx512 .... 457008 |====================================


PostgreSQL pgbench 10.3
Scaling: Buffer Test - Test: Normal Load - Mode: Read Write
TPS > Higher Is Better
-O0 ............................. 12257 |======================================
-O1 ............................. 5442  |=================
-O2 ............................. 5517  |=================
-O2 -march=skylake-avx512 ....... 12168 |======================================
-O3 ............................. 6689  |=====================
-O3 -march=x86-64 ............... 12198 |======================================
-O3 -march=skylake .............. 12143 |======================================
-O3 -march=skylake-avx512 ....... 12200 |======================================
-O3 -march=skylake-avx512 -flto . 12260 |======================================
-Ofast -march=skylake-avx512 .... 5382  |=================


Redis 4.0.8
Test: LPOP
Requests Per Second > Higher Is Better
-O0 ............................. 2196687 |==================================
-O1 ............................. 2188606 |==================================
-O2 ............................. 2282473 |====================================
-O2 -march=skylake-avx512 ....... 2261420 |===================================
-O3 ............................. 2185126 |==================================
-O3 -march=x86-64 ............... 2313644 |====================================
-O3 -march=skylake .............. 2218415 |===================================
-O3 -march=skylake-avx512 ....... 2232979 |===================================
-O3 -march=skylake-avx512 -flto . 2201051 |==================================
-Ofast -march=skylake-avx512 .... 2250315 |===================================


Redis 4.0.8
Test: SADD
Requests Per Second > Higher Is Better
-O0 ............................. 1629567 |===================================
-O1 ............................. 1625954 |===================================
-O2 ............................. 1571228 |==================================
-O2 -march=skylake-avx512 ....... 1661520 |====================================
-O3 ............................. 1616386 |===================================
-O3 -march=x86-64 ............... 1626054 |===================================
-O3 -march=skylake .............. 1645082 |====================================
-O3 -march=skylake-avx512 ....... 1640318 |====================================
-O3 -march=skylake-avx512 -flto . 1589304 |==================================
-Ofast -march=skylake-avx512 .... 1655372 |====================================


Redis 4.0.8
Test: LPUSH
Requests Per Second > Higher Is Better
-O0 ............................. 1417088 |===================================
-O1 ............................. 1383790 |==================================
-O2 ............................. 1427279 |===================================
-O2 -march=skylake-avx512 ....... 1462996 |====================================
-O3 ............................. 1408693 |==================================
-O3 -march=x86-64 ............... 1470671 |====================================
-O3 -march=skylake .............. 1427923 |===================================
-O3 -march=skylake-avx512 ....... 1399734 |==================================
-O3 -march=skylake-avx512 -flto . 1371721 |==================================
-Ofast -march=skylake-avx512 .... 1411109 |===================================


Redis 4.0.8
Test: GET
Requests Per Second > Higher Is Better
-O0 ............................. 2070792 |===================================
-O1 ............................. 2026751 |===================================
-O2 ............................. 2077254 |====================================
-O2 -march=skylake-avx512 ....... 2106367 |====================================
-O3 ............................. 1989571 |==================================
-O3 -march=x86-64 ............... 2029011 |===================================
-O3 -march=skylake .............. 2092803 |====================================
-O3 -march=skylake-avx512 ....... 2068424 |===================================
-O3 -march=skylake-avx512 -flto . 2038345 |===================================
-Ofast -march=skylake-avx512 .... 2102618 |====================================


Redis 4.0.8
Test: SET
Requests Per Second > Higher Is Better
-O0 ............................. 1504661 |===================================
-O1 ............................. 1455072 |==================================
-O2 ............................. 1465402 |==================================
-O2 -march=skylake-avx512 ....... 1515942 |===================================
-O3 ............................. 1519222 |===================================
-O3 -march=x86-64 ............... 1534324 |====================================
-O3 -march=skylake .............. 1514425 |===================================
-O3 -march=skylake-avx512 ....... 1511340 |===================================
-O3 -march=skylake-avx512 -flto . 1467380 |==================================
-Ofast -march=skylake-avx512 .... 1548977 |====================================


ctx_clock
Context Switch Time
Clocks < Lower Is Better
-O0 ............................. 400 |========================================
-O1 ............................. 400 |========================================
-O2 ............................. 400 |========================================
-O2 -march=skylake-avx512 ....... 399 |========================================
-O3 ............................. 400 |========================================
-O3 -march=x86-64 ............... 403 |========================================
-O3 -march=skylake .............. 399 |========================================
-O3 -march=skylake-avx512 ....... 397 |=======================================
-O3 -march=skylake-avx512 -flto . 404 |========================================
-Ofast -march=skylake-avx512 .... 403 |========================================


Sysbench 2018-07-28
Test: Memory
Events Per Second > Higher Is Better
-O0 ............................. 7152403  |=============
-O1 ............................. 18699080 |==================================
-O2 ............................. 19318403 |===================================
-O2 -march=skylake-avx512 ....... 19165082 |==================================
-O3 ............................. 19320835 |===================================
-O3 -march=x86-64 ............... 19443592 |===================================
-O3 -march=skylake .............. 19327199 |===================================
-O3 -march=skylake-avx512 ....... 19353234 |===================================
-O3 -march=skylake-avx512 -flto . 19334728 |===================================
-Ofast -march=skylake-avx512 .... 19424478 |===================================


Sysbench 2018-07-28
Test: CPU
Events Per Second > Higher Is Better
-O0 ............................. 25334 |===========================
-O1 ............................. 32191 |==================================
-O2 ............................. 35063 |=====================================
-O2 -march=skylake-avx512 ....... 33956 |====================================
-O3 ............................. 35110 |=====================================
-O3 -march=x86-64 ............... 35011 |=====================================
-O3 -march=skylake .............. 32596 |==================================
-O3 -march=skylake-avx512 ....... 33869 |====================================
-O3 -march=skylake-avx512 -flto . 32605 |==================================
-Ofast -march=skylake-avx512 .... 35990 |======================================


Xsbench 2017-07-06

Lookups/s > Higher Is Better
-O0 ............................. 4509047 |====================================
-O1 ............................. 4510280 |====================================
-O2 ............................. 4508443 |====================================
-O2 -march=skylake-avx512 ....... 4516663 |====================================
-O3 ............................. 4506269 |====================================
-O3 -march=x86-64 ............... 4508790 |====================================
-O3 -march=skylake .............. 4503111 |====================================
-O3 -march=skylake-avx512 ....... 4500275 |====================================
-O3 -march=skylake-avx512 -flto . 4497933 |====================================
-Ofast -march=skylake-avx512 .... 4510451 |====================================


Hierarchical INTegration 1.0
Test: FLOAT
QUIPs > Higher Is Better
-O0 ............................. 436365279 |==================================
-O1 ............................. 435356946 |==================================
-O2 ............................. 436238457 |==================================
-O2 -march=skylake-avx512 ....... 435719801 |==================================
-O3 ............................. 435633586 |==================================
-O3 -march=x86-64 ............... 436477351 |==================================
-O3 -march=skylake .............. 436446118 |==================================
-O3 -march=skylake-avx512 ....... 437202778 |==================================
-O3 -march=skylake-avx512 -flto . 436493946 |==================================
-Ofast -march=skylake-avx512 .... 434130893 |==================================


Hierarchical INTegration 1.0
Test: DOUBLE
QUIPs > Higher Is Better
-O0 ............................. 981051255 |==================================
-O1 ............................. 982906512 |==================================
-O2 ............................. 984347089 |==================================
-O2 -march=skylake-avx512 ....... 983707493 |==================================
-O3 ............................. 982706206 |==================================
-O3 -march=x86-64 ............... 981861431 |==================================
-O3 -march=skylake .............. 984996712 |==================================
-O3 -march=skylake-avx512 ....... 981700599 |==================================
-O3 -march=skylake-avx512 -flto . 984070004 |==================================
-Ofast -march=skylake-avx512 .... 982044619 |==================================


Apache Benchmark 2.4.29
Static Web Page Serving
Requests Per Second > Higher Is Better
-O0 ............................. 22853 |====================================
-O1 ............................. 18906 |==============================
-O2 ............................. 23159 |====================================
-O2 -march=skylake-avx512 ....... 23513 |=====================================
-O3 ............................. 23790 |=====================================
-O3 -march=x86-64 ............... 23270 |=====================================
-O3 -march=skylake .............. 23505 |=====================================
-O3 -march=skylake-avx512 ....... 24212 |======================================
-O3 -march=skylake-avx512 -flto . 23364 |=====================================
-Ofast -march=skylake-avx512 .... 23302 |=====================================


Apache Siege 2.4.29
Concurrent Users: 250
Transactions Per Second > Higher Is Better
-O0 ............................. 68741 |======================================
-O1 ............................. 48360 |===========================
-O2 ............................. 41786 |=======================
-O2 -march=skylake-avx512 ....... 61074 |==================================
-O3 ............................. 57160 |================================
-O3 -march=x86-64 ............... 42582 |========================
-O3 -march=skylake .............. 37845 |=====================
-O3 -march=skylake-avx512 ....... 41973 |=======================
-O3 -march=skylake-avx512 -flto . 31309 |=================
-Ofast -march=skylake-avx512 .... 53386 |==============================