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Raspberry Pi Compute Module 4 - CM4
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Raspberry Pi Compute Module 4 (CM4) is a system-on-module for embedded applications. It combines a Broadcom BCM2711 processor, configurable memory and storage options, and flexible connectivity. The module supports dual 4K displays and multiple video, camera, and display interfaces. It is available in multiple variant-specific configurations for different project needs.
Features of Raspberry Pi Compute Module 4 (CM4)
- System-on-module design
- Broadcom BCM2711 processor
- Dual 4K display support
- Flexible connectivity options
- Variant-specific memory and storage
Specifications of Raspberry Pi Compute Module 4 (CM4)
- Form Factor: 55 mm × 40 mm
- Processor: Broadcom BCM2711 quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz
- Memory: 1GB, 2GB, 4GB, or 8GB LPDDR4 (variant-specific)
- Optional 2.4GHz/5.0GHz IEEE 802.11b/g/n/ac wireless LAN, Bluetooth 5.0, BLE
- Onboard Gigabit Ethernet PHY with IEEE1588 support
- 1 × USB 2.0 interface
- PCIe Gen 2 x1 interface
- 28 GPIO signals
- SD card interface or external eMMC (for non-eMMC variants)
- Dual HDMI interfaces supporting up to 4Kp60
- 2-lane and 4-lane MIPI DSI display interfaces
- 2-lane and 4-lane MIPI CSI camera interfaces
- H.265 (4Kp60 decode)
- H.264 (1080p60 decode, 1080p30 encode)
- OpenGL ES 3.0 graphics
- Power Input: 5V DC
- Operating Temperature: -20°C to +85°C
- Production Lifetime: Available until at least January 2028
How to Use Raspberry Pi Compute Module 4 (CM4)
- Select the required variant based on memory, wireless LAN, and storage configuration.
- Integrate the module into the target embedded system design.
- Connect power, interfaces, and external components as needed.
More Info
- Raspberry Pi Compute Module 4 is also identified as CM4.
- Multiple part numbers are available for different WiFi, RAM, and eMMC combinations.
| Processor (SoC) | Broadcom BCM2711 |
|---|---|
| CPU | quad-core Cortex-A72 (ARM v8) 64-bit SoC @ 1.5GHz |
| Architecture | ARM Cortex-A72 |
| RAM | 1GB / 2GB / 4GB / 8GB |
| RAM Type | LPDDR4 |
| Storage Support | microSD, eMMC |
| Storage Capacity | 0GB (Lite), 8GB / 16GB / 32GB |
| GPU/VPU | VideoCore VI (OpenGL ES 3.0 graphics) |
| NPU (TOPS) | No |
| Ethernet | 1 Gbps |
| Wi-Fi | WiFi 5 |
| Bluetooth | Bluetooth 5.0 |
| USB Ports | 1 × USB 2.0 interface |
| Video Output | HDMI |
| Hardware Interfaces | CSI (Camera), I2C, SPI, UART, DSI (Display) |
| GPIO Pins | 28 GPIO signals |
| Camera/Display | CSI (Camera), DSI (Display) |
| Power Input | 5V DC |
| PCIe | PCIe 2.0 |
| Dimensions (mm) | 55 mm × 40 mm |
| OS Support | Linux, Ubuntu, Raspberry Pi OS, Debian |
| Operating Temp (°C) | -20°C to +85°C |
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