HP A2Z48AA 4GB DDR3-1600 Internal Memory

Manufacturer	HP
Model Number	A2Z48AA
Size	4000 MB

4GB (1x4GB configuration) of DDR3-1600 ECC Unbuffered DIMMs. Boost the capabilities of your HP Workstation and keep it performing reliably with HP memory. Upgrading your memory is a cost-effective way to improve system performance when insufficient memory and hard drive paging is slowing your applications down.
HP - Memory - 4 GB - DIMM 240-pin - DDR3 - 1600 MHz / PC3-12800 - unbuffered - ECC - for Workstation Z420, Z620