US Patent 7545633 Modularized computer

A modularized computer comprises a main board having a bank slot at a surface thereof, a bottom of the main board having a connecting port, a plurality of inserting slots, and at least one bus slot; a first data accessing unit inserted into the bank slot and being positioned on the main board; a second data accessing unit inserted into the connecting port so as to be positioned at the bottom of the main board; a power module inserted into the inserting slot to be positioned on the main board. The bank slot, the connecting port, a plurality of inserting slots and the at least one bus slot are electrically connected by the circuit on the main board; and a mother board having at least one input/output port is connectable to the bus slot.