They are intended for really different purposes: Raspberry Pi: 512M RAM, ~700 MHz @700mA. Usage: replacement for desktop computers or media centers. Stellaris:

They are intended for really different purposes: Raspberry Pi: 512M RAM, ~700 MHz @700mA. Usage: replacement for desktop computers or media centers. Stellaris: 32k RAM, 80 MHz @30mA. Usage: Embedded systems, sensor networks. Good luck trying to mount a Debian-like OS in the stellaris. Anyways, another "great" technical article from Mashable. Disclaimer: I use Stellaris, msp430 and other TI tools daily.