Model number | Pi3B+ | Pi 4B | Pi 400 |
Processor | 64-bit 1.2GHz quad-core | 64-bit 1.5GHz quad-core | |
Running memory | 1GB | 2GB、4GB、8GB | 4GB |
Wireless WiFi | 802.1n Wireless 2.4GHz / 5GHz dual-band WiFi | ||
Wireless Bluetooth | Bluetooth4.2 BLE | Bluetooth 5.0 BLE | |
Ethernet net port | 300Mbps | Gigabit Ethernet | |
USB port | 4 USB 2.0 ports | 2 USB 3.0 ports 2 USB 2.0 ports |
2 USB 3.0 ports 1 USB 2.0 ports |
GPIO port | 40 GPIO pins | ||
Audio and video interface | 1 full size HDMI Port,MIPI DSI display Indicates port,MIPI CSI Camera, stereo output and composite video port |
2 micro HDMI ports for video and sound, up to 4Kp60. MIPI DSI display port, MIPI CSI camera port,stereo audio and composite video port |
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Multimedia support | H.264,MPEG-4 Decode: 1080p30. H.264 code: 1080 p30. OpenGL ES: 1.1, 2.0graphics. |
H.265:4Kp60 decoding H.264:1080p60 decoding, 1080p30 encoding OpenGL ES: 3.0 graphics |
|
SD Card support | MicroSD card interface | ||
Power supply modc | Micro USB | USB type C | |
USB type C | With POE function (additional module required) | POE function is not enabled | |
Input power | 5V 2.5A | 5V 3A | |
Resolution support | 1080 resolution | Up to 4K resolution supports dual displays | |
Working environment | 0-50C |
The Raspberry Pi 4 Model B (Raspberry Pi 4 Model B) is the fourth generation of the Raspberry PI family, a high-performance, low-cost microcomputer. It comes with a 1.5GHz 64-bit quad-core ARM Cortex-A72 CPU (Broadcom BCM2711 chip) that significantly boosts processing power and multitasking performance. The Raspberry PI 4B supports up to 8GB of LPDDR4 RAM, has a USB 3.0 port for faster data transfer and, for the first time, introduces a USB Type-C power interface for faster charging and power.
The model also features dual Micro HDMI interfaces that can simultaneously output 4K resolution video to two monitors, making it ideal for efficient workstations or multimedia centers. Integrated wireless connectivity includes 2.4/5GHz dual-band Wi-Fi and Bluetooth 5.0/BLE, ensuring flexible network and device connectivity. In addition, the Raspberry PI 4B retains the GPIO pin, allowing users to connect a variety of sensors and actuators for extended development, making it ideal for learning programming, iot projects, robotics and a variety of creative DIY applications.