Odroid N2 after rebuild world Gentoo Chroot march=armv8-a+ O2 Ubuntu 20.04 minimal SD 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 4.9.219 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: ext3, Screen Resolution: 1920x1080 ArchLinux 4.9.219 default GCC 9.3 ext4: 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 4.9.219 optim 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 march=armv8-a+ O2: 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 SQLite 3.30.1 Threads / Copies: 8 Seconds < Lower Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 724.86 |================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 968.71 |======================== ArchLinux 4.9.219 default GCC 9.3 ............ 633.49 |================ ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 735.32 |================== ArchLinux 4.9.219 optim GCC 9.3 .............. 886.65 |====================== Gentoo Chroot march=armv8-a+ O2 .............. 206.76 |===== Dbench 4.0 Client Count: 6 MB/s > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 48.82 |======== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 43.94 |======= ArchLinux 4.9.219 default GCC 9.3 ............ 29.01 |==== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 52.43 |======== ArchLinux 4.9.219 optim GCC 9.3 .............. 40.88 |====== Gentoo Chroot march=armv8-a+ O2 .............. 154.81 |======================== Threaded I/O Tester 20170503 Test: Read - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 4039.66 |==================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 4141.17 |===================== ArchLinux 4.9.219 default GCC 9.3 ............ 4601.42 |======================= ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 4494.54 |====================== ArchLinux 4.9.219 optim GCC 9.3 .............. 4600.00 |======================= Gentoo Chroot march=armv8-a+ O2 .............. 4430.39 |====================== Threaded I/O Tester 20170503 Test: Write - Size Per Thread: 32MB - Thread Count: 8 MB/s > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 1.829 |====== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 1.723 |====== ArchLinux 4.9.219 default GCC 9.3 ............ 1.529 |===== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 1.783 |====== ArchLinux 4.9.219 optim GCC 9.3 .............. 1.686 |====== Gentoo Chroot march=armv8-a+ O2 .............. 7.339 |========================= PostMark 1.51 Disk Transaction Performance TPS > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 1464 |======================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 1409 |======================= ArchLinux 4.9.219 default GCC 9.3 ............ 30 | ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 1518 |========================= ArchLinux 4.9.219 optim GCC 9.3 .............. 1609 |========================== Gentoo Chroot march=armv8-a+ O2 .............. 1480 |======================== Timed MAFFT Alignment 7.392 Multiple Sequence Alignment Seconds < Lower Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 12.93 |========================= Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 12.79 |========================= ArchLinux 4.9.219 default GCC 9.3 ............ 12.88 |========================= ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 12.56 |======================== ArchLinux 4.9.219 optim GCC 9.3 .............. 12.96 |========================= Gentoo Chroot march=armv8-a+ O2 .............. 12.88 |========================= GNU GMP GMPbench 6.1.2 Total Time GMPbench Score > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 1081.0 |======================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 1080.7 |======================== ArchLinux 4.9.219 default GCC 9.3 ............ 1072.0 |======================== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 1072.2 |======================== ArchLinux 4.9.219 optim GCC 9.3 .............. 1071.6 |======================== Gentoo Chroot march=armv8-a+ O2 .............. 1036.1 |======================= GraphicsMagick 1.3.33 Operation: Swirl Iterations Per Minute > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 65 |============================ Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 65 |============================ ArchLinux 4.9.219 default GCC 9.3 ............ 66 |============================ ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 65 |============================ ArchLinux 4.9.219 optim GCC 9.3 .............. 66 |============================ Gentoo Chroot march=armv8-a+ O2 .............. 63 |=========================== GraphicsMagick 1.3.33 Operation: Enhanced Iterations Per Minute > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 22 |=========================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 22 |=========================== ArchLinux 4.9.219 default GCC 9.3 ............ 22 |=========================== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 22 |=========================== ArchLinux 4.9.219 optim GCC 9.3 .............. 23 |============================ Gentoo Chroot march=armv8-a+ O2 .............. 22 |=========================== GraphicsMagick 1.3.33 Operation: HWB Color Space Iterations Per Minute > Higher Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 183 |=========================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 179 |========================== ArchLinux 4.9.219 default GCC 9.3 ............ 184 |=========================== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 183 |=========================== ArchLinux 4.9.219 optim GCC 9.3 .............. 182 |=========================== Gentoo Chroot march=armv8-a+ O2 .............. 176 |========================== C-Ray 1.1 Total Time - 4K, 16 Rays Per Pixel Seconds < Lower Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 511.92 |=========== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 1108.07 |======================= ArchLinux 4.9.219 default GCC 9.3 ............ 503.24 |========== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 512.08 |=========== ArchLinux 4.9.219 optim GCC 9.3 .............. 506.91 |=========== Gentoo Chroot march=armv8-a+ O2 .............. 523.42 |=========== Parallel BZIP2 Compression 1.1.12 256MB File Compression Seconds < Lower Is Better Ubuntu 20.04 minimal SD default GCC 9.3 ...... 47.33 |======================== Ubuntu 20.04 minimal SD optimal tune GCC 9.3 . 47.94 |======================== ArchLinux 4.9.219 default GCC 9.3 ............ 47.33 |======================== ArchLinux 4.9.219 default GCC 9.3 ext4 ....... 47.74 |======================== ArchLinux 4.9.219 optim GCC 9.3 .............. 47.37 |======================== Gentoo Chroot march=armv8-a+ O2 .............. 48.95 |=========================