> it is [...] IIUC the basis for some servers. Just follow the links in the freescale document.

In case you refer to the Nexcom NSA 5640, it seems to have a very similar board as the T4240RDB, but not exactly the same. For instance, the NSA 5640 seems to have a Mini PCIe x1 slot where the T4240RDB has a normal PCIe x4 slot.