At CES 2014, Intel CEO Brian Krzanich announced Edison, "a full Pentium-class PC" that's the size and shape of the SD card you might otherwise put in your camera. It's powered by a dual-core Quark SOC, runs Linux, and has built-in Wi-Fi and Bluetooth connectivity, according to the company.
http://www.theverge.com/2013/9/10/4715514/intel-quark-internet-of-things-wearable-computing