The Raspberry Pi 4 Model B is a powerful, credit-card-sized single-board computer. Just add a keyboard, mouse, display, power supply and a micro SD card with Raspberry Pi OS and you have a fully capable desktop computer, media centre, home automation hub, retro gaming console, or development platform.

Key Features

Broadcom BCM2711 quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5 GHz
Available in 1GB, 2GB, 4GB, and 8GB LPDDR4 RAM
Dual-band 802.11ac Wi-Fi (2.4 GHz / 5 GHz) and Bluetooth 5.0 with BLE
True Gigabit Ethernet (10/100/1000 Mbps)
2x USB 3.0 ports + 2x USB 2.0 ports
2x micro-HDMI ports supporting dual 4K displays at 30 fps (or single 4K at 60 fps)
USB-C power input (5V / 3A)
40-pin GPIO header
MicroSD card slot for storage and OS
CSI camera port and DSI display port
H.265 (4Kp60) decode, H.264 (1080p60) decode, H.264 (1080p30) encode
OpenGL ES 3.0 graphics

Technical Specifications

Processor	Broadcom BCM2711, quad-core Cortex-A72 @ 1.5 GHz (64-bit)
Memory	1GB / 2GB / 4GB / 8GB LPDDR4-3200 SDRAM
Storage	MicroSD card slot
Wireless	802.11ac Wi-Fi (dual-band), Bluetooth 5.0 / BLE
Ethernet	Gigabit Ethernet (10/100/1000 Mbps)
USB	2x USB 3.0, 2x USB 2.0
Video Output	2x micro-HDMI (up to 4Kp60)
Audio	3.5 mm stereo jack with composite video, HDMI audio
GPIO	40-pin header (backward compatible)
Power	USB-C, 5V DC / 3A (15W). PoE available via HAT.
Dimensions	85.6 mm x 56.5 mm x 17 mm
Weight	46 g

What's Not Included

The Raspberry Pi 4 Model B is sold as a board only. You will also need:

USB-C power supply (5V / 3A recommended)
MicroSD card (16GB+ recommended) with Raspberry Pi OS
Micro-HDMI to HDMI cable or adapter
Keyboard and mouse
A case (optional but recommended)

Raspberry Pi 4

Raspberry Pi 4 Model B

Raspberry Pi 4 4GB with 32G SD card and HDMI adapter