The Raspberry Pi 4 Model B 1GB is a compact and versatile single-board computer powered by the Broadcom BCM2711 quad-core 64-bit Arm Cortex-A72 processor.

Featuring 1GB LPDDR4 SDRAM, dual-band Wi-Fi, Bluetooth 5.0, Gigabit Ethernet, USB 3.0, dual Micro-HDMI outputs, camera and display interfaces, and the standard 40-pin Raspberry Pi GPIO header, it provides a capable platform for electronics, programming, IoT, automation, networking, and education.

The 1GB version is particularly suitable for lightweight applications where the full memory capacity of higher-RAM Raspberry Pi 4 versions is not required.

Key Features

• Broadcom BCM2711 processor
• Quad-core 64-bit Arm Cortex-A72 CPU
• 1.5GHz CPU clock
• 1GB LPDDR4 SDRAM
• VideoCore VI GPU
• Dual Micro-HDMI outputs
• Up to 4Kp60 video output
• H.265 4Kp60 hardware decoding
• Dual-band 2.4GHz / 5GHz Wi-Fi
• Bluetooth 5.0 / BLE
• Gigabit Ethernet
• 2 × USB 3.0 ports
• 2 × USB 2.0 ports
• MIPI CSI camera interface
• MIPI DSI display interface
• 40-pin GPIO header
• microSD card storage
• USB storage boot support
• USB Type-C power input

Broadcom BCM2711 Processor

The Raspberry Pi 4 Model B is powered by the Broadcom BCM2711, providing significantly improved CPU performance compared with earlier Raspberry Pi generations.

• Processor: Broadcom BCM2711
• CPU: Quad-Core Arm Cortex-A72
• Architecture: 64-bit
• Clock Speed: 1.5GHz

The quad-core processor makes the board suitable for programming, automation, network services, robotics, embedded computing, and lightweight Linux applications.

1GB LPDDR4 Memory

This version features 1GB LPDDR4 SDRAM.

It is particularly suitable for lightweight applications such as:

• IoT gateways
• Embedded Linux systems
• Network services
• Robotics
• Automation
• Programming education
• Electronics projects
• Lightweight servers
• Headless Raspberry Pi applications

For heavier desktop multitasking, large databases, AI workloads, or memory-intensive applications, a Raspberry Pi model with more RAM may be more appropriate.

VideoCore VI Graphics

Raspberry Pi 4 features the VideoCore VI GPU, supporting modern graphics and multimedia capabilities.

• GPU: VideoCore VI
• Graphics: OpenGL ES 3.0
• H.265: Up to 4Kp60 hardware decode
• H.264: Up to 1080p60 decode
• H.264 Encoding: Up to 1080p30

Dual Micro-HDMI Output

Two Micro-HDMI connectors allow the Raspberry Pi 4 to operate with dual displays.

Depending on the display configuration, the board supports high-resolution video output including up to 4Kp60.

This can be useful for:

• Digital signage
• Information displays
• Monitoring systems
• Multimedia projects
• Lightweight desktop applications

Wireless Connectivity

Integrated wireless connectivity includes:

• 2.4GHz Wi-Fi
• 5GHz Wi-Fi
• IEEE 802.11 b/g/n/ac
• Bluetooth 5.0
• Bluetooth Low Energy (BLE)

No separate Wi-Fi or Bluetooth adapter is required for normal wireless operation.

Gigabit Ethernet

The onboard Gigabit Ethernet connection provides high-speed wired networking for applications such as:

• IoT gateways
• Network monitoring
• Lightweight servers
• Home automation
• Remote control systems
• Embedded network applications

USB Connectivity

Raspberry Pi 4 Model B provides four USB ports:

• 2 × USB 3.0
• 2 × USB 2.0

The USB 3.0 ports provide high-speed connectivity for compatible storage devices and peripherals.

Camera Interface

A dedicated MIPI CSI camera interface supports compatible Raspberry Pi camera modules.

Typical applications include:

• Security cameras
• Computer vision
• Robotics
• Remote monitoring
• Image capture
• Time-lapse photography

Display Interface

The onboard MIPI DSI interface can be used with compatible Raspberry Pi display hardware.

This is useful for building:

• Touchscreen interfaces
• IoT dashboards
• Control panels
• Embedded displays
• Interactive projects

40-Pin GPIO Header

The standard Raspberry Pi 40-pin GPIO header provides access to digital I/O, power, and communication interfaces.

It can be used with compatible:

• Sensors
• Relays
• LEDs
• Motor drivers
• Servos
• Displays
• I2C modules
• SPI modules
• UART devices
• Raspberry Pi HATs

Storage

The Raspberry Pi 4 Model B uses a microSD card for operating system and data storage.

It also supports booting from compatible USB-attached storage, allowing USB SSDs and other storage devices to be used for suitable applications.

Power Requirements

Raspberry Pi 4 Model B uses a USB Type-C power connector.

• Input Voltage: 5V DC
• Recommended Current: 3A
• Recommended Supply: 5V / 3A USB-C

A good-quality regulated power supply is recommended, particularly when USB peripherals are connected.

Technical Specifications

• Model: Raspberry Pi 4 Model B
• RAM: 1GB LPDDR4 SDRAM
• Processor: Broadcom BCM2711
• CPU: Quad-Core 64-bit Arm Cortex-A72
• CPU Clock: 1.5GHz
• GPU: VideoCore VI
• Graphics: OpenGL ES 3.0
• H.265 Decode: Up to 4Kp60
• H.264 Decode: Up to 1080p60
• H.264 Encode: Up to 1080p30
• Display Output: 2 × Micro-HDMI
• Wi-Fi: Dual-Band 2.4GHz / 5GHz 802.11 b/g/n/ac
• Bluetooth: Bluetooth 5.0 / BLE
• Ethernet: Gigabit Ethernet
• USB 3.0: 2 Ports
• USB 2.0: 2 Ports
• Camera Interface: 1 × MIPI CSI
• Display Interface: 1 × MIPI DSI
• GPIO: 40-Pin Header
• Storage: microSD
• USB Storage Boot: Supported
• Audio / Composite Video: 4-Pole 3.5mm Connector
• Power: 5V / 3A via USB Type-C
• Board Dimensions: Approx. 85.6 × 56.5mm

Operating System

For current installations, Raspberry Pi Imager can be used to prepare a microSD card with Raspberry Pi OS or another compatible operating system.

The older NOOBS installation system has been discontinued and is no longer the recommended method for setting up Raspberry Pi.

Typical Applications

• IoT projects
• Home automation
• Robotics
• Programming
• STEM education
• Electronics development
• Embedded Linux systems
• Network monitoring
• Lightweight servers
• Data logging
• Digital signage
• Camera projects
• Remote monitoring
• DIY electronics

Package Includes

• 1 × Raspberry Pi 4 Model B – 1GB RAM

Important Note

The 1GB version is best suited to lightweight applications. For desktop multitasking, large software applications, AI workloads, or memory-intensive projects, consider a Raspberry Pi version with more RAM.

Power supply, microSD card, case, cooling solution, Micro-HDMI cable, display, camera, and other accessories are not included.

For sustained workloads, a compatible heatsink or active cooling solution is recommended.