This Cisco UCS-MR-1X081RU-G compatible 8GB DDR4-2133MHz single rank registered ECC 1.2V 288-pin CL15 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.

• 8 GB of memory to heighten 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 2133 MHz speed with Registered signal for playing the latest games and using heavy software