Odroid N2 after world rebuild part 2 idem Ubuntu 20.04 LTS minimal default GCC 9.3: Processor: ARMv8 Cortex-A73 @ 1.90GHz (6 Cores), Motherboard: Hardkernel ODROID-N2, Memory: 4096MB, Disk: 32GB BB1QT, Graphics: OSD OS: Ubuntu 20.04, Kernel: 4.9.205-odroidn2-arm64 (aarch64), Compiler: GCC 9.3.0 + Clang 10.0.0-4ubuntu1 + LLVM 10.0.0, File-System: ext4, Screen Resolution: 1920x1080 Ubuntu 20.04 minimal SD optimal tune GCC 9.3: Processor: ARMv8 Cortex-A73 @ 1.90GHz (6 Cores), Motherboard: Hardkernel ODROID-N2, Memory: 4096MB, Disk: 32GB BB1QT, Graphics: OSD OS: Ubuntu 20.04, Kernel: 4.9.205-odroidn2-arm64 (aarch64), Compiler: GCC 9.3.0 + Clang 10.0.0-4ubuntu1 + LLVM 10.0.0, File-System: ext4, Screen Resolution: 1920x1080 Archlinux default GCC 9.3: Processor: ARMv8 Cortex-A73 @ 1.90GHz (6 Cores), Motherboard: Hardkernel ODROID-N2, Memory: 4096MB, Disk: 32GB BB1QT, Graphics: OSD OS: Arch Linux ARM, Kernel: 4.9.219-1-ARCH (aarch64), Compiler: GCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0, File-System: ext4, Screen Resolution: 1920x1080 Archlinux optimal GCC 9.3: Processor: ARMv8 Cortex-A73 @ 1.90GHz (6 Cores), Motherboard: Hardkernel ODROID-N2, Memory: 4096MB, Disk: 32GB BB1QT, Graphics: OSD OS: Arch Linux ARM, Kernel: 4.9.219-1-ARCH (aarch64), OpenCL: OpenCL 2.0 git.c8adbf9.122c9daed32dbba4b3056f41a2f23c58, Compiler: GCC 9.3.0 + Clang 10.0.0 + LLVM 10.0.0, File-System: ext4, Screen Resolution: 1920x1080 Gentoo chroot Gcc 9.3 march=armv8a+: Processor: ARMv8 Cortex-A73 @ 1.90GHz (6 Cores), Motherboard: Hardkernel ODROID-N2, Memory: 4096MB, Disk: 16GB SDW16G + 32GB BB1QT, Graphics: OSD OS: Gentoo/Linux, Kernel: 4.9.230-93 (aarch64), Compiler: GCC 9.3.0, File-System: ext4, Screen Resolution: 1360x768 POV-Ray 3.7.0.7 Trace Time Seconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 402.86 |====================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 435.28 |======================== Archlinux default GCC 9.3 .................... 415.67 |======================= Archlinux optimal GCC 9.3 .................... 415.87 |======================= Gentoo chroot Gcc 9.3 march=armv8a+ .......... 426.74 |======================== dcraw RAW To PPM Image Conversion Seconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 198.97 |======================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 50.75 |====== Archlinux default GCC 9.3 .................... 198.76 |======================== Archlinux optimal GCC 9.3 .................... 46.59 |====== Gentoo chroot Gcc 9.3 march=armv8a+ .......... 198.83 |======================== FFmpeg 4.0.2 H.264 HD To NTSC DV Seconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 27.29 |======================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 27.14 |======================== Archlinux default GCC 9.3 .................... 27.27 |======================== Archlinux optimal GCC 9.3 .................... 27.11 |======================== Gentoo chroot Gcc 9.3 march=armv8a+ .......... 27.95 |========================= GnuPG 1.4.22 2GB File Encryption Seconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 36.58 |==================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 35.99 |=================== Archlinux default GCC 9.3 .................... 46.02 |========================= Archlinux optimal GCC 9.3 .................... 46.10 |========================= Gentoo chroot Gcc 9.3 march=armv8a+ .......... 46.44 |========================= Minion 1.8 Benchmark: Solitaire Seconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 450.73 |======================= Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 444.36 |======================= Archlinux default GCC 9.3 .................... 440.02 |======================= Archlinux optimal GCC 9.3 .................... 441.52 |======================= Gentoo chroot Gcc 9.3 march=armv8a+ .......... 464.28 |======================== Sudokut 0.4 Total Time Seconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 43.77 |======================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 43.79 |======================== Archlinux default GCC 9.3 .................... 44.18 |======================== Archlinux optimal GCC 9.3 .................... 44.19 |======================== Gentoo chroot Gcc 9.3 march=armv8a+ .......... 45.43 |========================= OpenSSL 1.1.1 RSA 4096-bit Performance Signs Per Second > Higher Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 163.6 |========================= Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 163.8 |========================= Archlinux default GCC 9.3 .................... 163.8 |========================= Archlinux optimal GCC 9.3 .................... 163.8 |========================= Gentoo chroot Gcc 9.3 march=armv8a+ .......... 159.8 |======================== PostgreSQL pgbench 12.0 Scaling: Mostly RAM - Test: Normal Load - Mode: Read Only TPS > Higher Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 974.07 |==================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 925.25 |=================== Archlinux default GCC 9.3 .................... 1141.26 |======================= Archlinux optimal GCC 9.3 .................... 1099.58 |====================== PostgreSQL pgbench 12.0 Scaling: Mostly RAM - Test: Normal Load - Mode: Read Write TPS > Higher Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 57.73 |=========== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 130.32 |======================== Archlinux default GCC 9.3 .................... 60.15 |=========== Archlinux optimal GCC 9.3 .................... 74.60 |============== PyBench 2018-02-16 Total For Average Test Times Milliseconds < Lower Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 4117 |================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 4132 |================== Archlinux default GCC 9.3 .................... 5180 |======================= Archlinux optimal GCC 9.3 .................... 5169 |======================= Gentoo chroot Gcc 9.3 march=armv8a+ .......... 5868 |========================== Apache Benchmark 2.4.29 Static Web Page Serving Requests Per Second > Higher Is Better Ubuntu 20.04 LTS minimal default GCC 9.3 ..... 7608.12 |======================= Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 7763.11 |======================= Archlinux default GCC 9.3 .................... 7517.86 |====================== Archlinux optimal GCC 9.3 .................... 7540.50 |====================== Gentoo chroot Gcc 9.3 march=armv8a+ .......... 7278.77 |======================