rasp-ncnn ARMv7 Cortex-A72 testing with a BCM2711 Raspberry Pi 4 Model B Rev 1.4 and vc4drmfb on Raspbian 11 via the Phoronix Test Suite. ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4: Processor: ARMv7 Cortex-A72 @ 1.80GHz (4 Cores), Motherboard: BCM2711 Raspberry Pi 4 Model B Rev 1.4, Chipset: Broadcom BCM2711, Memory: 8GB, Disk: 32GB SD32G, Graphics: vc4drmfb OS: Raspbian 11, Kernel: 5.15.84-v7l+ (armv7l), Display Server: X Server 1.20.11, Compiler: GCC 10.2.1 20210110, File-System: ext4, Screen Resolution: 1920x1080 NCNN 20230517 Target: Vulkan GPU - Model: FastestDet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 111.76 |================ NCNN 20230517 Target: Vulkan GPU - Model: vision_transformer ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 5779.54 |=============== NCNN 20230517 Target: Vulkan GPU - Model: regnety_400m ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 286.33 |================ NCNN 20230517 Target: Vulkan GPU - Model: yolov4-tiny ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 852.24 |================ NCNN 20230517 Target: Vulkan GPU - Model: resnet50 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 1467.91 |=============== NCNN 20230517 Target: Vulkan GPU - Model: alexnet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 322.83 |================ NCNN 20230517 Target: Vulkan GPU - Model: resnet18 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 474.60 |================ NCNN 20230517 Target: Vulkan GPU - Model: vgg16 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 2423.40 |=============== NCNN 20230517 Target: Vulkan GPU - Model: googlenet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 598.85 |================ NCNN 20230517 Target: Vulkan GPU - Model: blazeface ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 32.60 |================= NCNN 20230517 Target: Vulkan GPU - Model: efficientnet-b0 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 331.99 |================ NCNN 20230517 Target: Vulkan GPU - Model: mnasnet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 200.79 |================ NCNN 20230517 Target: Vulkan GPU - Model: shufflenet-v2 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 105.47 |================ NCNN 20230517 Target: Vulkan GPU-v3-v3 - Model: mobilenet-v3 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 175.74 |================ NCNN 20230517 Target: Vulkan GPU-v2-v2 - Model: mobilenet-v2 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 207.03 |================ NCNN 20230517 Target: Vulkan GPU - Model: mobilenet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 713.25 |================ NCNN 20230517 Target: CPU - Model: FastestDet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 112.11 |================ NCNN 20230517 Target: CPU - Model: vision_transformer ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 6105.88 |=============== NCNN 20230517 Target: CPU - Model: squeezenet_ssd ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 377.06 |================ NCNN 20230517 Target: CPU - Model: yolov4-tiny ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 870.83 |================ NCNN 20230517 Target: CPU - Model: resnet50 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 1461.65 |=============== NCNN 20230517 Target: CPU - Model: alexnet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 320.31 |================ NCNN 20230517 Target: CPU - Model: resnet18 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 469.61 |================ NCNN 20230517 Target: CPU - Model: vgg16 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 2424.98 |=============== NCNN 20230517 Target: CPU - Model: mobilenet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 739.49 |================ NCNN 20230517 Target: Vulkan GPU - Model: squeezenet_ssd ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 369.39 |================ NCNN 20230517 Target: CPU - Model: regnety_400m ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 279.45 |================ NCNN 20230517 Target: CPU - Model: googlenet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 586.94 |================ NCNN 20230517 Target: CPU - Model: blazeface ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 31.62 |================= NCNN 20230517 Target: CPU - Model: efficientnet-b0 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 320.64 |================ NCNN 20230517 Target: CPU - Model: mnasnet ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 189.49 |================ NCNN 20230517 Target: CPU - Model: shufflenet-v2 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 99.61 |================= NCNN 20230517 Target: CPU-v3-v3 - Model: mobilenet-v3 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 164.33 |================ NCNN 20230517 Target: CPU-v2-v2 - Model: mobilenet-v2 ms < Lower Is Better ARMv7 Cortex-A72 - vc4drmfb - BCM2711 Raspberry Pi 4 . 191.35 |================