CPU Broadcom Quad-Core BCM2837B0 1.4 GHz 64bit, VideoCore IV 3D GPU, 1GB RAM, Wi-Fi 802.11 b / g / n / ac, Bluetooth 4.2, 4x USB, HDMI, LAN, microSD slot (Raspberry-PI-3 +)
CPU Broadcom Quad-Core BCM2837B0 1.4 GHz 64bit, VideoCore IV 3D GPU, 512MB RAM, Wi-Fi 802.11 b / g / n / ac, Bluetooth 4.2 / BLE, 1x USB, HDMI, microSD slot, 1x Jack (Raspberry-PI- 3A +)