glibc Intel Pentium Dual E2180 testing with a ASUS P5GC-MX/1333 (0401 BIOS) and Intel 945G 256MB on Gentoo 2.4.1 via the Phoronix Test Suite. Intel Pentium Dual E2180: Processor: Intel Pentium Dual E2180 @ 2.00GHz (2 Cores), Motherboard: ASUS P5GC-MX/1333 (0401 BIOS), Memory: 2048MB, Disk: 500GB Seagate ST500DM002-1BD14 + 320GB Western Digital WD3200AAKS-0, Graphics: Intel 945G 256MB, Audio: Realtek ALC662 rev1, Monitor: BenQ GL2240 OS: Gentoo 2.4.1, Kernel: 4.14.13-gentoo (x86_64), Display Server: X Server 1.19.6, Display Driver: intel 2.99.917, OpenGL: 2.1 Mesa 17.3.1, Compiler: GCC 7.2.0, File-System: ext4, Screen Resolution: 1920x1080 glibc bench 1.0 Benchmark: ffs nanoseconds < Lower Is Better Intel Pentium Dual E2180 . 13.77 |============================================= glibc bench 1.0 Benchmark: sqrt nanoseconds < Lower Is Better Intel Pentium Dual E2180 . 57.98 |============================================= glibc bench 1.0 Benchmark: tanh nanoseconds < Lower Is Better Intel Pentium Dual E2180 . 183.05 |============================================ glibc bench 1.0 Benchmark: ffsll nanoseconds < Lower Is Better Intel Pentium Dual E2180 . 16.14 |============================================= glibc bench 1.0 Benchmark: pthread_once nanoseconds < Lower Is Better Intel Pentium Dual E2180 . 13.31 |=============================================