multithread AMD Ryzen 5 2500U testing with a Dell 0DRVH0 (1.1.2 BIOS) and AMD Radeon Vega / Radeon Vega Mobile 256MB on Antergos Linux 18.5-ISO-Rolling via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1806083-AR-MULTITHRE46 .
multithread Processor Motherboard Chipset Memory Disk Graphics Audio Network OS Kernel Desktop Display Server Display Driver OpenGL Compiler File-System Screen Resolution cray-first AMD Ryzen 5 2500U @ 2.00GHz (4 Cores / 8 Threads) Dell 0DRVH0 (1.1.2 BIOS) AMD Device 15d0 8192MB 1000GB Seagate ST1000LM035-1RK1 AMD Radeon Vega / Radeon Vega Mobile 256MB AMD Device 15de Realtek RTL8101/2/6E + Qualcomm Atheros QCA9377 802.11ac Wireless Antergos Linux 18.5-ISO-Rolling 4.16.13-2-ARCH (x86_64) GNOME Shell 3.28.2 X Server 1.20.0 modesetting 1.20.0 4.5 Mesa 18.1.1 (LLVM 6.0.0) GCC 8.1.1 20180531 ext4 1920x1080 OpenBenchmarking.org - --disable-libssp --disable-libstdcxx-pch --disable-libunwind-exceptions --disable-werror --enable-__cxa_atexit --enable-checking=release --enable-clocale=gnu --enable-default-pie --enable-default-ssp --enable-gnu-indirect-function --enable-gnu-unique-object --enable-install-libiberty --enable-languages=c,c++,ada,fortran,go,lto,objc,obj-c++ --enable-libmpx --enable-lto --enable-multilib --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-isl --with-linker-hash-style=gnu - Scaling Governor: acpi-cpufreq schedutil - __user pointer sanitization + Full AMD retpoline IBPB + SSB disabled via prctl and seccomp Protection
multithread c-ray: Total Time Standard Error Standard Deviation cray-first 25.20 1.87 18.15% OpenBenchmarking.org
C-Ray Total Time OpenBenchmarking.org Seconds, Fewer Is Better C-Ray 1.1 Total Time cray-first 6 12 18 24 30 SE +/- 1.87, N = 6 25.20 1. (CC) gcc options: -lm -lpthread -O3
Phoronix Test Suite v10.8.4