Overview of the Raspberry Pi Compute Module
Hardware information
All technical documents of the Raspberry Pi Compute Module can be found here
All information about the Raspberry Pi hardware is here
Specifications
The Raspberry Pi Compute Module is the industrial variant compared to for example the popular Raspberry Pi B models. The Compute Module itself contains the processor, RAM and depending on the version also an onboard eMMC-Flash memory, but needs a base board so it can be used.
Community
Raspberry Pi Compute Module - Forum
German - Raspberry Pi Compute Module - Forum