Hi.
I use the Fujitsu Futro S550 (32 bits) donated by a friend.All works fine (Even the PS/2 and ethernet ports)
With the maximun CF card storage (16gb) and the maximun RAM (2 GB) with the last nightly since september without problems 
Datasheet: https://sp.ts.fujitsu.com/dmsp/Publications/public/ds-futro-s550.pdf