This Lenovo 4X70G88319 compatible 16GB DDR4-2400MHz dual rank registered ECC 1.2V 288-pin CL17 factory original RDIMM is 100% guaranteed to be compatible with your system and to work right the first time. All of our server memory is built to strict JEDEC standards at one of the tier 1 facilities (Samsung, Micron, or Hynix). Our products are also guaranteed by federal law to not affect or void OEM warranties.

• 16 GB bar will run multiple applications together and enhance your computer's performance
• 288-pin-pin DDR4 SDRAM operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation
• Up to 2400 MHz speed for playing the latest games and using heavy software