DDR3L

DDR3: Get Best Refurbished DDR3 2GB RAM.DDR3L RAM is a compact version of DDR3 RAM  and the voltage utilization is low in DDR3L. Most of the functionality is similar to DDR3.

DDR3: Get Best Refurbished DDR3L 4GB RAM.DDR3L RAM is a compact version of DDR3 RAM  and the voltage utilization is low in DDR3L. Most of the functionality is similar to DDR3.