Raspberry Pi Compute Module 4 vs Raspberry Pi Raspberry Pi 400

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Compute Module 4 compared with Raspberry Pi 400

	Raspberry PiCompute Module 4	Raspberry PiRaspberry Pi 400
Overview
Released
Released	October 2020	November 2020
Performance
Processor
Processor	Broadcom BCM2711 (Arm Cortex-A72)	Broadcom BCM2711 (Arm Cortex-A72)
CPU cores
CPU cores	4	4
Clock
Clock	1.5 GHz	1.8 GHz (better)
Memory
Memory	1 GB – 8 GB (better)	4 GB
CPU
CPU	Quad-core Cortex-A72 (Arm v8) 64-bit SoC at 1.5GHz	Quad-core Cortex-A72 (Arm v8) 64-bit SoC at 1.8GHz
GPU
GPU	VideoCore VI; OpenGL ES 3.0; H.265 4Kp60 decode, H.264 1080p60 decode and 1080p30 encode	VideoCore VI; OpenGL ES 3.0; H.265 4Kp60 decode, H.264 1080p60 decode and 1080p30 encode
Memory
Memory	1GB, 2GB, 4GB or 8GB LPDDR4-3200 SDRAM	4GB LPDDR4-3200
Storage
Storage	0GB (Lite), 8GB, 16GB or 32GB eMMC flash (the product brief also lists 64GB); SD card interface on Lite versions	microSD card slot
Connections
Wi-Fi
Wi-Fi	Yes	Yes
Bluetooth
Bluetooth	Yes	Yes
Ethernet
Ethernet	Yes	Yes
USB ports
USB ports	1	3 (better)
Display outputs
Display outputs	2	2
GPIO pins
GPIO pins	28	40
PCIe
PCIe	Yes	No
Ports
Ports	Through the carrier board - Gigabit Ethernet PHY with IEEE 1588, 1 × USB 2.0 interface, PCIe Gen 2 x1, dual HDMI; two 100-pin high-density connectors	2 × USB 3.0, 1 × USB 2.0, Gigabit Ethernet, 2 × micro HDMI, USB-C power
Displays
Displays	Dual HDMI interfaces, up to 4Kp60	2 × micro HDMI, up to 4Kp60
Wi-Fi and Bluetooth
Wi-Fi and Bluetooth	Optional 2.4GHz and 5GHz 802.11b/g/n/ac Wi-Fi and Bluetooth 5.0, BLE, with onboard and external antenna options	2.4GHz and 5GHz 802.11b/g/n/ac Wi-Fi; Bluetooth 5.0, BLE
GPIO
GPIO	28 GPIO signals	Horizontal 40-pin header on the back
Camera and display connectors
Camera and display connectors	2-lane and 4-lane MIPI DSI display interfaces; 2-lane and 4-lane MIPI CSI camera interfaces	–
Design
Size
Size	55 × 40 mm	286 × 122 mm
Power
Power	5V DC	5V DC via USB-C
Size
Size	55 × 40 mm module	286 × 122 × 23 mm (maximum); 78-, 79- or 83-key compact keyboard depending on region
Operating temperature
Operating temperature	−20°C to +85°C; −40°C to +85°C for extended temperature range versions	0°C to 50°C