Carte Raspberry PI 4 4GB Model BRaspberry PI 4 4GB Ram 1. Processor: It's powered by a 1. 5GHzquad core 64 bit ARM Cortex A72 CPU,offering a considerable performance boost. RAM: It comes with 4GB of LPDDR4 3200 SDRAM, which allows it to handle multiple tasks simultaneously with ease. Ports: The Raspberry Pi 4 Model B 4G includes two USB 3. 0 ports and two USB 2. 0 ports for connecting a wide range of peripherals. It also introduces two micro HDMI ports capable of supporting up to 4K