glibc AMD Ryzen 7 2700U testing with a LENOVO 20KUCTO1WW (R0UET68W 1.48 BIOS) and AMD Radeon Vega / Radeon Vega Mobile 256MB on Fedora 29 via the Phoronix Test Suite.
HTML result view exported from: https://openbenchmarking.org/result/1902282-RA-GLIBC539693 .
glibc Processor Motherboard Chipset Memory Disk Graphics Audio Network OS Kernel Desktop Display Server OpenGL Compiler File-System Screen Resolution glibc AMD Ryzen 7 2700U @ 2.20GHz (4 Cores / 8 Threads) LENOVO 20KUCTO1WW (R0UET68W 1.48 BIOS) AMD Device 15d0 8192MB 512GB SAMSUNG MZVLB512HAJQ-000L7 AMD Radeon Vega / Radeon Vega Mobile 256MB AMD Raven/Raven2/Fenghuang Realtek RTL8111/8168/8411 + Qualcomm Atheros QCA9377 802.11ac Wireless Fedora 29 4.20.11-200.fc29.x86_64 (x86_64) GNOME Shell 3.30.2 Wayland 4.5 Mesa 18.3.4 (LLVM 7.0.1) GCC 8.2.1 20181215 ext4 1920x1080 OpenBenchmarking.org - --build=x86_64-redhat-linux --disable-libunwind-exceptions --enable-__cxa_atexit --enable-bootstrap --enable-cet --enable-checking=release --enable-gnu-indirect-function --enable-gnu-unique-object --enable-initfini-array --enable-languages=c,c++,fortran,objc,obj-c++,ada,go,lto --enable-libmpx --enable-multilib --enable-offload-targets=nvptx-none --enable-plugin --enable-shared --enable-threads=posix --mandir=/usr/share/man --with-arch_32=i686 --with-gcc-major-version-only --with-isl --with-linker-hash-style=gnu --with-tune=generic --without-cuda-driver - Scaling Governor: acpi-cpufreq ondemand - SELinux + __user pointer sanitization + Full AMD retpoline IBPB: conditional STIBP: disabled RSB filling + SSB disabled via prctl and seccomp
glibc glibc-bench: cos glibc-bench: ffs glibc-bench: sin glibc-bench: sqrt glibc-bench: tanh glibc-bench: ffsll glibc-bench: pthread_once glibc 60.93 2.29 66.12 2.67 15.31 2.25 2.17 OpenBenchmarking.org
glibc bench Benchmark: cos OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: cos glibc 14 28 42 56 70 SE +/- 0.11, N = 3 60.93
glibc bench Benchmark: ffs OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: ffs glibc 0.5153 1.0306 1.5459 2.0612 2.5765 SE +/- 0.02, N = 3 2.29
glibc bench Benchmark: sin OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: sin glibc 15 30 45 60 75 SE +/- 3.33, N = 12 66.12
glibc bench Benchmark: sqrt OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: sqrt glibc 0.6008 1.2016 1.8024 2.4032 3.004 SE +/- 0.04, N = 12 2.67
glibc bench Benchmark: tanh OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: tanh glibc 4 8 12 16 20 SE +/- 0.04, N = 3 15.31
glibc bench Benchmark: ffsll OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: ffsll glibc 0.5063 1.0126 1.5189 2.0252 2.5315 SE +/- 0.01, N = 3 2.25
glibc bench Benchmark: pthread_once OpenBenchmarking.org nanoseconds, Fewer Is Better glibc bench 1.0 Benchmark: pthread_once glibc 0.4883 0.9766 1.4649 1.9532 2.4415 SE +/- 0.01, N = 3 2.17
Phoronix Test Suite v10.8.4