Description Product Description A Laptop Motherboard is the main circuit board that connects and controls all essential components of a laptop. It serves as the backbone of the device, allowing communication between the Processor (CPU), Memory (RAM), Storage (HDD/SSD), Graphic Card (GPU), and various input/output ports like USB,HDMI, and Audio Jacks. Laptop motherboards are more compact and often have integrated components, making upgrades and replacements more challenging. They also include power management systems to regulate energy consumption and ensure efficient operation. Compatible Devices: Compatible Part Number: Additional Information: Dell Inspiron 15-3521, Dell Inspiron 15-5521 LA-9104P Product Condition: RefurbishedModel: Dell Inspiron 3521 Processor (CPU): i3-3337 Number of Slots: Two (02) Memory Type: DDR3 Chipset: Intel Graphic: Integrated (GM) Warranty: One Month