CubieBoard
CubieBoard is an ARM board.
Specs
System on a chip: Allwinner A10
CPU: 1Ghz ARM Cortex A8
GPU: Mali400
RAM: 512MB/1GB
Architecture: armhf
Can I put Debian on my CubieBoard?
Yes, but currently (Apr 2013) CubieBoard is not officially supported by Debian.
Unofficial images are available, e.g. Cubian (see links section)
Links
Cubieboard manufacturer website
Debian image build and installation guide from the Sunxi wiki
Cubieboard main page on the Sunxi wiki
Ongoing efforts to include Allwinner support in the mainline Linux kernel
Blog post by Marco d'Itri on installing Debian on a Cubieboard