Official Raspberry Pi Page

https://www.raspberrypi.org/products/raspberry-pi-4-model-b/

Key Differences To The Raspberry Pi 3

Broadcom BCM2711, Quad core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz

1GB, 2GB or 4GB LPDDR4-2400 SDRAM (depending on model)

2.4 GHz and 5.0 GHz IEEE 802.11ac wireless, Bluetooth 5.0, BLE

Gigabit Ethernet

2 USB 3.0 ports; 2 USB 2.0 ports.

2 × micro-HDMI ports (up to 4kp60 supported)

4-pole stereo audio and composite video port

5V DC via USB-C connector or GPIO header (minimum 2.5A power supply can be used if downstream USB peripherals consume less than 500mA in total).

Shared Specifications To The Raspberry Pi 3 B+

Same basic form factor to the RPi3, RPi 2, RPi1 Model B+.

Standard 40 pin GPIO header (fully backwards compatible with previous boards)

Power over Ethernet (PoE) enabled (requires separate PoE HAT)

Combined 3.5mm audio jack and composite video

Camera interface (CSI)

Display interface (DSI)

Micro SD card slot

USEFUL?
We benefit hugely from resources on the web so we decided we should try and give back some of our knowledge and resources to the community by opening up many of our company’s internal notes and libraries through mini sites like this. We hope you find the site helpful.
Please feel free to comment if you can add help to this page or point out issues and solutions you have found, but please note that we do not provide support on this site. If you need help with a problem please use one of the many online forums.

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