Serial advanced technology attachment dual in-line memory module assembly

A serial advanced technology attachment dual-in-line memory module (SATA DIMM) assembly, comprising:

• a first expansion slot;
• a SATA DIMM module comprising:
• a first circuit board comprising:
• a plurality of storage chips;
• a first storage device interface to be connected to a second storage device interface of a motherboard;
• a control chip connected to the storage chips and the first storage device interface, to receive a control signal through the first storage device interface and control the storage chips to store data according to the received control signal;
• and
• a first edge connector set on a bottom edge of the first circuit board and engaging in the first expansion slot, the first edge connector comprising a plurality of first power pins connected to the control chip and the first storage chips, and a plurality of first ground pins;
• and
• an expansion card comprising:
• a second circuit board comprising:
• a power unit;
• a display unit connected to the power unit;
• a second edge connector arranged on a top edge of the second circuit board and electrically connected to the first expansion slot, the second edge connector comprising a plurality of second power pins connected to the power unit, and a plurality of second ground pins;
• and
• a third edge connector arranged on a bottom edge of the second circuit board to engage in a second expansion slot of the motherboard, the third edge connector comprising a plurality of third power pins connected to the power unit, a plurality of third ground pins, and a plurality of signal pins connected to the display unit.