# Radxa CM3 (RK3566)

![Radxa CM3 (RK3566)](https://parts.trymaglev.com/img/cm-radxa-cm3.webp)

Low-cost RK3566 compute module in the CM4 footprint, for light vision/IO work where RK3576/RK3588 is overkill.

- Maglev ID: cm-radxa-cm3
- Brand: Radxa
- MPN: unknown
- Category: compute-modules / Rockchip SoMs
- Origin: CN (maker HQ, factory not confirmed)
- Maker: Radxa (brand, CN)
- NDAA: unknown · Blue UAS: unknown · FCC: n/a
- HTS: 8473.30.11.80 (typical)
- MOQ: unknown · Lead time: unknown
- Confidence: VERIFIED

## Price
- No public price. Request a quote via POST /api/rfq or the order pad.

## Specifications
- SoC: Rockchip RK3566
- NPU: 0.8 TOPS INT8 (page also says 1 TOPS; inconsistent)
- Memory: LPDDR4, up to 8GB
- Form factor: 3x 100-pin 0.4mm B2B connectors, 55 x 40 mm
- Operating temp: 0 to 50 C (recommended)
- eMMC: optional, up to 128GB

## Links
- Product: https://radxa.com/products/cm/cm3
- Datasheet: https://dl.radxa.com/cm3/docs/radxa_cm3_datasheet.pdf
- CAD: https://dl.radxa.com/cm3/docs/hw/radxa_cm3_pcba_3d.stp.zip

## Equivalents
- Pine64 SOQuartz 4GB (WiFi) (cm-pine64-soquartz)
- Luckfox Core3566 (cm-luckfox-core3566)
- Raspberry Pi Compute Module 4 (4GB RAM, 32GB eMMC, Wireless) (cm-rpi-cm4)

## Sources
- https://radxa.com/products/cm/cm3 (specs, datasheet + STEP links; no price)
- https://shop.allnet.de/Radxa-CM3-Model-A-Rock3-RK3566-Compute-module-1GB-RAM-8GB-EMMC-Wifi-BT-RM116-D1E8W2/211888 (Allnet DE: 1GB/8GB/WiFi RM116-D1E8W2, 15 in stock, price B2B-login only)