8GB DDR3, RDIMM, 240-pin, 1600MHz, 1.5V, ECC, REG, DELL compatible

AddOn Networks A2Z51AA-AM. Component for: PC/Server, Internal memory: 8 GB, Memory layout (modules x size): 1 x 8 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz, Memory form factor: 240-pin DIMM, CAS latency: 11, ECC

This HP A2Z51AA compatible 8GB DDR3-1600MHz dual rank registered ECC 1.5V 240-pin CL11 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.