This HP P1N55AT Compatible 16GB DDR4-2133MHz Dual Rank Unbuffered 1.2V 260-pin CL15 SODIMM 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. All 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 federal law to not affect or void OEM warranties.

• SoDIMM 16 GB bar will run multiple applications together and enhance your computer's performance
• 260-pin-pin DDR4 SDRAM interface synchronizes electrical and clock signals for an efficient data transfer rate
• Up to 2133 MHz speed with CL15 latency for smooth computer performance