The Dell C235M is a socket LGA 755 motherboard designed for use with Dell laptops. This Dell motherboard is compatible with the Dell Studio 1555 series of notebooks that support an ATX form factor. The Dell C235M supports Intel chipsets and DDR2 memory. The graphics on this Dell motherboard is handled by a stand-alone graphics card with audio handled by an integrated chipset. The hard drive connectivity is available via a SATA connection. It is important for the buyer to note that CPU, memory, and other components are not included unless otherwise specified. This socket LGA 755 motherboard may work best for those looking to upgrade the power and performance of their existing notebook PC without having to spend the extra money needed to purchase a new model. Connections on this Dell motherboard include USB, VGA, and HDMI ports as well as s FireWire, three audio, and a RJ-45 LAN interface.