spark i ARMv8 Cortex-A72 testing with a BCM2835 Raspberry Pi 400 Rev 1.0 and V3D 4.2 4GB on Debian 11 via the Phoronix Test Suite. ARMv8 Cortex-A72: Processor: ARMv8 Cortex-A72 @ 1.80GHz (4 Cores), Motherboard: BCM2835 Raspberry Pi 400 Rev 1.0, Chipset: Broadcom BCM2711, Memory: 4096MB, Disk: 128GB SF128, Graphics: V3D 4.2 4GB, Monitor: DELL P2210H OS: Debian 11, Kernel: 5.10.92-v8+ (aarch64), Desktop: LXDE 0.10.1, Display Server: X Server 1.20.11, OpenGL: 2.1 Mesa 20.3.5, Compiler: GCC 10.2.1 20210110, File-System: ext4, Screen Resolution: 1920x1080 A72: Processor: ARMv8 Cortex-A72 @ 1.80GHz (4 Cores), Motherboard: BCM2835 Raspberry Pi 400 Rev 1.0, Chipset: Broadcom BCM2711, Memory: 4096MB, Disk: 128GB SF128, Graphics: V3D 4.2 4GB, Monitor: DELL P2210H OS: Debian 11, Kernel: 5.10.92-v8+ (aarch64), Desktop: LXDE 0.10.1, Display Server: X Server 1.20.11, OpenGL: 2.1 Mesa 20.3.5, Compiler: GCC 10.2.1 20210110, File-System: ext4, Screen Resolution: 1920x1080 RPi: Processor: ARMv8 Cortex-A72 @ 1.80GHz (4 Cores), Motherboard: BCM2835 Raspberry Pi 400 Rev 1.0, Chipset: Broadcom BCM2711, Memory: 4096MB, Disk: 128GB SF128, Graphics: V3D 4.2 4GB, Monitor: DELL P2210H OS: Debian 11, Kernel: 5.10.92-v8+ (aarch64), Desktop: LXDE 0.10.1, Display Server: X Server 1.20.11, OpenGL: 2.1 Mesa 20.3.5, Compiler: GCC 10.2.1 20210110, File-System: ext4, Screen Resolution: 1920x1080 Pi: Processor: ARMv8 Cortex-A72 @ 1.80GHz (4 Cores), Motherboard: BCM2835 Raspberry Pi 400 Rev 1.0, Chipset: Broadcom BCM2711, Memory: 4096MB, Disk: 128GB SF128, Graphics: V3D 4.2 4GB, Monitor: DELL P2210H OS: Debian 11, Kernel: 5.10.92-v8+ (aarch64), Desktop: LXDE 0.10.1, Display Server: X Server 1.20.11, OpenGL: 2.1 Mesa 20.3.5, Compiler: GCC 10.2.1 20210110, File-System: ext4, Screen Resolution: 1920x1080 SVT-AV1 1.2 Encoder Mode: Preset 10 - Input: Bosphorus 4K Frames Per Second > Higher Is Better ARMv8 Cortex-A72 . 0.42 |====================================================== A72 .............. 0.42 |====================================================== RPi .............. 0.42 |====================================================== Pi ............... 0.42 |====================================================== SVT-AV1 1.2 Encoder Mode: Preset 12 - Input: Bosphorus 4K Frames Per Second > Higher Is Better ARMv8 Cortex-A72 . 0.647 |===================================================== A72 .............. 0.648 |===================================================== RPi .............. 0.646 |===================================================== Pi ............... 0.644 |===================================================== SVT-AV1 1.2 Encoder Mode: Preset 10 - Input: Bosphorus 1080p Frames Per Second > Higher Is Better ARMv8 Cortex-A72 . 1.513 |===================================================== A72 .............. 1.514 |===================================================== RPi .............. 1.512 |===================================================== Pi ............... 1.513 |===================================================== SVT-AV1 1.2 Encoder Mode: Preset 12 - Input: Bosphorus 1080p Frames Per Second > Higher Is Better ARMv8 Cortex-A72 . 3.483 |===================================================== A72 .............. 3.515 |===================================================== RPi .............. 3.501 |===================================================== Pi ............... 3.511 |===================================================== Apache Spark 3.3 Row Count: 1000000 - Partitions: 500 - SHA-512 Benchmark Time Seconds < Lower Is Better ARMv8 Cortex-A72 . 37.83 |===================================================== A72 .............. 37.68 |===================================================== RPi .............. 36.69 |=================================================== Pi ............... 37.71 |===================================================== Apache Spark 3.3 Row Count: 1000000 - Partitions: 500 - Calculate Pi Benchmark Seconds < Lower Is Better ARMv8 Cortex-A72 . 1906.08 |=================================================== A72 .............. 1806.28 |================================================ RPi .............. 1753.36 |=============================================== Pi ............... 1782.70 |================================================ Apache Spark 3.3 Row Count: 1000000 - Partitions: 500 - Calculate Pi Benchmark Using Dataframe Seconds < Lower Is Better ARMv8 Cortex-A72 . 81.75 |===================================================== A72 .............. 81.86 |===================================================== RPi .............. 81.89 |===================================================== Pi ............... 81.70 |===================================================== Apache Spark 3.3 Row Count: 1000000 - Partitions: 2000 - SHA-512 Benchmark Time Seconds < Lower Is Better ARMv8 Cortex-A72 . 44.22 |=================================================== A72 .............. 45.16 |==================================================== RPi .............. 44.85 |==================================================== Pi ............... 45.74 |===================================================== Apache Spark 3.3 Row Count: 1000000 - Partitions: 2000 - Calculate Pi Benchmark Seconds < Lower Is Better ARMv8 Cortex-A72 . 1827.13 |=================================================== A72 .............. 1819.20 |=================================================== RPi .............. 1774.96 |================================================== Pi ............... 1807.85 |================================================== Apache Spark 3.3 Row Count: 1000000 - Partitions: 2000 - Calculate Pi Benchmark Using Dataframe Seconds < Lower Is Better ARMv8 Cortex-A72 . 81.21 |===================================================== A72 .............. 80.41 |==================================================== RPi .............. 81.22 |===================================================== Pi ............... 81.33 |=====================================================