pi4-bench ARMv8 Cortex-A72 testing on Ubuntu 21.04 via the Phoronix Test Suite. ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B: Processor: ARMv8 Cortex-A72 @ 1.50GHz (4 Cores), Motherboard: BCM2835 Raspberry Pi 4 Model B Rev 1.4, Chipset: Broadcom BCM2711, Memory: 8GB, Disk: 32GB SE32G OS: Ubuntu 21.04, Kernel: 5.11.0-1017-raspi (aarch64), Display Server: X Server 1.20.11, Vulkan: 1.0.2, Compiler: GCC 10.3.0, File-System: ext4 ARMv8 Cortex-A72: Processor: ARMv8 Cortex-A72 @ 1.50GHz (4 Cores), Motherboard: BCM2835 Raspberry Pi 4 Model B Rev 1.4, Chipset: Broadcom BCM2711, Memory: 8GB, Disk: 32GB SE32G OS: Ubuntu 21.04, Kernel: 5.11.0-1017-raspi (aarch64), Display Server: X Server 1.20.11, Vulkan: 1.0.2, Compiler: GCC 10.3.0, File-System: ext4 t-test1 2017-01-13 Threads: 1 Seconds < Lower Is Better ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B . 142.65 |================ t-test1 2017-01-13 Threads: 2 Seconds < Lower Is Better ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B . 49.25 |================= CacheBench Test: Read MB/s > Higher Is Better ARMv8 Cortex-A72 . 3807.73 |=================================================== CacheBench Test: Write MB/s > Higher Is Better ARMv8 Cortex-A72 . 5586.44 |=================================================== MBW 2018-09-08 Test: Memory Copy - Array Size: 128 MiB MiB/s > Higher Is Better ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B . 2337.15 |=============== MBW 2018-09-08 Test: Memory Copy - Array Size: 1024 MiB MiB/s > Higher Is Better ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B . 2285.07 |=============== MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 128 MiB MiB/s > Higher Is Better ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B . 2338.10 |=============== MBW 2018-09-08 Test: Memory Copy, Fixed Block Size - Array Size: 1024 MiB MiB/s > Higher Is Better ARMv8 Cortex-A72 - - BCM2835 Raspberry Pi 4 Model B . 2285.37 |===============