An ULTRA-LOW Cost Open Hardware Designed (CPU) Fan-less Single Board with Linux support, called the Beagle Board is selling for 149 US$ at DigiKey and BeagleBoard.org for video demos click here.

Quick Specs:

TI OMAP3530:
- 600 MHz superscaler ARM Cortex -A8

- More than 1200 Dhrystone MIPS

- Up to 10 Million Polygons per/sec Graphics.

- HD video capable C64x+ DSP Core

Memory:
- 128 MB LPDDR RAM

- 256 MB NAND Flash

Misc Expansions:

SPI,MMC/SD
DVI-D
JTAG
S-Video
SD/MMC+
Stereo In/Out
USB 2.0 HSOTG
Alternate Power
RS-232 Serial

Link…

Advertisement