Radxa CM3 IO Board is an application board for the ROCK3 Compute Module (CM3)

Powered by the CM3 module - the Radxa CM3 IO board enables access to the complete feature set this Computing Module provides.( alternative also via Raspberry Pi CM4 with limited features)

Features:

Designed for Radxa CM3, compatible to Raspberry Pi CM4
Half mini-ITX design (170*85mm), compatible to standard ATX case
Multiple display interfaces, HDMI, 2x MIPI DSI, eDP, dual display operation
1 PCIe card slot, ATX case mount possible
Up to 2x SATA (one shared with USB3.0, one shared with PCIe 2.0)
Ubuntu/Debian and Android support

Technical Details:

Supported CM´s

RADXA CM3 all variants

Raspberry Pi CM4 with limited functions

Connectivity

5 x USB 2.0 port(two internal USB2 headers, three type A connector)
1 x USB 3.0 port ( 5Gbps, type A connector )
1x USB 2.0 OTG ( Micro USB connector )

1 x PCIe 1-lane Host, Gen 2 ( 5Gbps, x1 PCIe connector )
2 x SATA 7P connector, one shared with USB 3, one shared with PCIe

1x microSD card connector

40 x GPIO pin header

Networking

1x Gigabit Ethernet RJ45 with PoE support

Video

1x HDMI up to 4K x 2K@60HZ

1x eDP support 4K x 2K@60HZ

2x MIPI DSI 4 lanes up to 1920 x 1080@60HZ, support dual display

Dual MIPI CSI input

Audio

3.5mm headphone jack with mic support

Other

Lion battery connector

RTC battery connector

FAN connector

Power

DC 12V 2.5/5.5mm

or 4P ATX PSU with floppy power connector

Dimension

160 mm × 90 mm

Product lifetime

Radxa CM3 IO Board will remain in production until at least Sep 2029

RADXA IO Boards

RADXA CM3 IO Board

RADXA CM3 SODIMM IO Board

RADXA CM3I IO Board

RADXA CM5 IO Board

RADXA TACO