GCC 9.1 PGO Optimizations AMD Threadripper
AMD Ryzen Threadripper 2990WX GCC 9 PGO benchmarks by Michael Larabel (Profile Guided Optimizations).


-O3 -march=native: 

	Processor: AMD Ryzen Threadripper 2990WX 32-Core @ 3.00GHz (32 Cores / 64 Threads), Motherboard: ASUS ROG ZENITH EXTREME (1701 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: AMD Radeon RX 64 8GB (1590/800MHz), Audio: Realtek ALC1220, Monitor: ASUS VP28U, Network: Intel I211 + Qualcomm Atheros QCA6174 802.11ac + Wilocity Wil6200 802.11ad

	OS: Ubuntu 18.04, Kernel: 4.18.0-18-generic (x86_64), Desktop: GNOME Shell 3.28.3, Display Server: X Server 1.20.1, Display Driver: amdgpu 18.1.0, OpenGL: 4.5 Mesa 18.2.8 (LLVM 7.0.0), Compiler: GCC 9.1.0, File-System: ext4, Screen Resolution: 3840x2160

-O3 -march=native + PGO: 

	Processor: AMD Ryzen Threadripper 2990WX 32-Core @ 3.00GHz (32 Cores / 64 Threads), Motherboard: ASUS ROG ZENITH EXTREME (1701 BIOS), Chipset: AMD 17h, Memory: 32768MB, Disk: Samsung SSD 970 EVO 500GB, Graphics: AMD Radeon RX 64 8GB (1590/800MHz), Audio: Realtek ALC1220, Monitor: ASUS VP28U, Network: Intel I211 + Qualcomm Atheros QCA6174 802.11ac + Wilocity Wil6200 802.11ad

	OS: Ubuntu 18.04, Kernel: 4.18.0-18-generic (x86_64), Desktop: GNOME Shell 3.28.3, Display Server: X Server 1.20.1, Display Driver: amdgpu 18.1.0, OpenGL: 4.5 Mesa 18.2.8 (LLVM 7.0.0), Compiler: GCC 9.1.0, File-System: ext4, Screen Resolution: 3840x2160


t-test1 2017-01-13
Threads: 1
Seconds < Lower Is Better
-O3 -march=native ....... 28.74 |==============================================
-O3 -march=native + PGO . 9.62  |===============


High Performance Conjugate Gradient 3.0

GFLOP/s > Higher Is Better
-O3 -march=native ....... 0.91 |===============================================
-O3 -march=native + PGO . 0.86 |============================================


Timed MAFFT Alignment 7.392
Multiple Sequence Alignment
Seconds < Lower Is Better
-O3 -march=native ....... 2.63 |===============================================
-O3 -march=native + PGO . 2.64 |===============================================


SciMark 2.0
Computational Test: Composite
Mflops > Higher Is Better
-O3 -march=native ....... 2555 |===============================================
-O3 -march=native + PGO . 2456 |=============================================


SciMark 2.0
Computational Test: Monte Carlo
Mflops > Higher Is Better
-O3 -march=native ....... 728 |================================================
-O3 -march=native + PGO . 271 |==================


SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
-O3 -march=native ....... 261 |===============================================
-O3 -march=native + PGO . 269 |================================================


SciMark 2.0
Computational Test: Sparse Matrix Multiply
Mflops > Higher Is Better
-O3 -march=native ....... 3220 |===============================================
-O3 -march=native + PGO . 3139 |==============================================


SciMark 2.0
Computational Test: Dense LU Matrix Factorization
Mflops > Higher Is Better
-O3 -march=native ....... 6356 |===============================================
-O3 -march=native + PGO . 6408 |===============================================


SciMark 2.0
Computational Test: Jacobi Successive Over-Relaxation
Mflops > Higher Is Better
-O3 -march=native ....... 2208 |===============================================
-O3 -march=native + PGO . 2195 |===============================================


TSCP 1.81
AI Chess Performance
Nodes Per Second > Higher Is Better
-O3 -march=native ....... 1109114 |=======================================
-O3 -march=native + PGO . 1250067 |============================================


AOM AV1 2019-02-11
AV1 Video Encoding
Frames Per Second > Higher Is Better
-O3 -march=native ....... 0.22 |=============================================
-O3 -march=native + PGO . 0.23 |===============================================


x265 3.0
H.265 1080p Video Encoding
Frames Per Second > Higher Is Better
-O3 -march=native ....... 33.79 |==============================================
-O3 -march=native + PGO . 33.88 |==============================================


Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
-O3 -march=native ....... 1321 |===============================================
-O3 -march=native + PGO . 1307 |===============================================


Stockfish 9
Total Time
Nodes Per Second > Higher Is Better
-O3 -march=native ....... 67841877 |===========================================
-O3 -march=native + PGO . 65102152 |=========================================


C-Ray 1.1
Total Time - 4K, 16 Rays Per Pixel
Seconds < Lower Is Better
-O3 -march=native ....... 17.96 |==============================================
-O3 -march=native + PGO . 17.73 |=============================================


Smallpt 1.0
Global Illumination Renderer; 128 Samples
Seconds < Lower Is Better
-O3 -march=native ....... 3.83 |===============================================
-O3 -march=native + PGO . 3.82 |===============================================


AOBench
Size: 2048 x 2048 - Total Time
Seconds < Lower Is Better
-O3 -march=native ....... 39.10 |==============================================
-O3 -march=native + PGO . 36.86 |===========================================


CppPerformanceBenchmarks 9
Test: Atol
Seconds < Lower Is Better
-O3 -march=native ....... 69.31 |==============================================
-O3 -march=native + PGO . 68.92 |==============================================


CppPerformanceBenchmarks 9
Test: Ctype
Seconds < Lower Is Better
-O3 -march=native ....... 34.02 |==============================================
-O3 -march=native + PGO . 29.01 |=======================================


CppPerformanceBenchmarks 9
Test: Math Library
Seconds < Lower Is Better
-O3 -march=native ....... 353 |================================================
-O3 -march=native + PGO . 348 |===============================================


CppPerformanceBenchmarks 9
Test: Random Numbers
Seconds < Lower Is Better
-O3 -march=native ....... 1027 |==============================================
-O3 -march=native + PGO . 1051 |===============================================


CppPerformanceBenchmarks 9
Test: Stepanov Vector
Seconds < Lower Is Better
-O3 -march=native ....... 75.27 |==============================================
-O3 -march=native + PGO . 72.87 |=============================================


CppPerformanceBenchmarks 9
Test: Function Objects
Seconds < Lower Is Better
-O3 -march=native ....... 15.46 |==============================================
-O3 -march=native + PGO . 14.14 |==========================================


CppPerformanceBenchmarks 9
Test: Stepanov Abstraction
Seconds < Lower Is Better
-O3 -march=native ....... 28.36 |==============================================
-O3 -march=native + PGO . 27.75 |=============================================


Memcached mcperf 1.5.10
Method: Add
Operations Per Second > Higher Is Better
-O3 -march=native . 47774 |====================================================


Geometric Mean Of All Test Results
Result Composite - GCC 9.1 PGO Optimizations AMD Threadripper
Geometric Mean > Higher Is Better
-O3 -march=native ....... 58.49 |=============================================
-O3 -march=native + PGO . 59.73 |==============================================