This Dell A5649222 compatible 4GB DDR3-1600MHz 1.5V DIMM is 100% guaranteed to be compatible with your system and to work right the first time. Adding additional memory is the best way to increase the performance of your system. Our memory is built to strict JEDEC standards to meet or exceed the Tier 1 OEM's factory requirements. Our products are also guaranteed by the Magnuson-Moss Warranty Act to not affect or void OEM warranties.

• DIMM 4 GB memory allows you to have more programs open at a time
• DDR3 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate
• Up to 1600 MHz speed with Unbuffered signal and CL11 latency for smooth computer performance