Raspberry Pi Compute Module 4 — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/raspberry-pi-compute-module-4/  (CC BY 4.0)
Basis: published datasheet drawing
Catalog version: 2026-10-20

Overall (mm): length 55, width 40
Mounting holes: 4 × Ø2.7 mm, pattern 48 x 33, screw M2.5
- 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.

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Raspberry Pi Ltd (official): Compute Module 4 datasheet — PDF — CC BY-SA 4.0 (Raspberry Pi documentation) [verify license at link] — https://datasheets.raspberrypi.com/cm4/cm4-datasheet.pdf

Xem Studio scan: not planned; the official CAD above covers it.
API: https://xemstudio.com/api/geometry?object=raspberry-pi-compute-module-4