Last year Dell came up with another solution it calls CAMM (or Compression Attached Memory Module) that takes up less space than a SODIMM, and supports more memory, but is still a replaceable module.

Most modern laptops use one of two types of RAM: LPDDR memory that’s soldered to the motherboard or DDR-based SODIMMs that are removable. Samsung’s new LPCAMM (Low Power Compression Attached ...