# Raspberry Pi Compute Module 4

> What are the Compute Module 4 dimensions and mounting holes for a carrier board?

- Category: Electronics › Single-board computers · 2020
- Kind: Modern device
- Basis: published datasheet drawing
- Page: https://xemstudio.com/objects/raspberry-pi-compute-module-4/ · JSON: https://xemstudio.com/api/geometry?object=raspberry-pi-compute-module-4 · Plain text: https://xemstudio.com/objects/raspberry-pi-compute-module-4/sheet.txt
- License: dimension sheet CC BY 4.0 (Xem Studio); linked files under their publishers' licenses

## Overall (mm)

| length | width |
|---|---|
| 55 | 40 |

Mounting holes: 4 × Ø2.7 mm, pattern 48 x 33 mm, M2.5

## Notes

- Four M2.5 holes; two 100-pin high-density connectors on the underside.
- The official IO Board carries the full mechanical reference for a carrier design.

## Where the files are

- Raspberry Pi Ltd (official): [Compute Module 4 datasheet](https://datasheets.raspberrypi.com/cm4/cm4-datasheet.pdf) — PDF — CC BY-SA 4.0 (Raspberry Pi documentation) (verify at link)

## Questions

**What are the Raspberry Pi Compute Module 4 dimensions in mm?**

55 × 40 mm (length × width × height). Four M2.5 holes; two 100-pin high-density connectors on the underside.

**What is the Raspberry Pi Compute Module 4 mounting hole pattern?**

4 × Ø2.7 mm on a 48 x 33 mm pattern, M2.5 screws.

**Where is the official CAD for the Raspberry Pi Compute Module 4?**

Raspberry Pi Ltd (official): Compute Module 4 datasheet (PDF, CC BY-SA 4.0 (Raspberry Pi documentation)). Linked from the sheet; Xem Studio does not rehost it.

## Fits with

- [Threaded standoffs, M2.5 and M3 (hex and round)](https://xemstudio.com/objects/threaded-standoffs-metric/)
- [Raspberry Pi 4 Model B](https://xemstudio.com/objects/raspberry-pi-4-b/)