Distributors Digi-Key and Mouser are taking orders for "Raspberry Pi competitor" the BeagleBone Black $45 computer based around a 1GHz ARM Cortex-A8 processor.
The BeagleBone Black board is aimed at educational, hobbyist and professional designers and is the brainchild of the TI-backed BeagleBoard.org organisation.
The latest in the BeagleBoard line of development boards, BeagleBone Black, features numerous improvements over the previous iteration.
Source:
http://www.electronicsweekly.com/Articles/2013/04/24/56002/digi-key-and-mouser-accepting-orders-for-raspberry-pi-rival.htm