We frequently get questions regarding specifications on the Beaglebone Black Rev. C from GHI Electronics, such as how much memory does it have, or what types of connectors does it have. These features are in the datasheet however it is quite lengthy and the features are buried. Below is a chart taken from the datasheet that will answer the above and many similar questions. Below that you will find Section 6.1.7 which is referenced on the power line of the first table.