Plat’Home OpenBlockS: Made in Japan (ZDNet)

NSLU2: 133 or 266 MHz IXP4xx CPU, 32 MB RAM, no internal storage but 2x USB, has been end of
lifed (EOL)
Thecus N2100: 600 MHz IOP32x CPU, up to 512 DDR RAM, 2x internal SATA, problems with cooling,
EOL end of 2008
HP mv2120: 500 MHz Orion CPU, 128 MB RAM, 2x SATA
QNAP TS-109, TS-209, TS-409: 500 MHz Orion CPU, 128-512 MB RAM (TS-109 and TS-209: 128; TS-109
II/TS-209 II, TS-409: 256; TS-409U: 512 MB), 1, 2 or 4x internal SATA

Debian support:
The NSLU2 and Thecus N2100 have been supported since etch.  The QNAP devices and the HP mv2120
will be supported in the upcoming release of Debian (5.0, lenny)

NSLU2: fully supported (since etch)
Thecus N2100: almost fully supported (since etch), but slow hard drive speed because of lack
of DMA
HP mv2120: support integrated in Debian but needs a new release of debian-installer
QNAP: daily installer images are working; install lenny