 "HP Low Power kit memory - 4 GB DIMM 240-pin DDR3" " HP DDR3 500660-B21 Server Memory CDWG.com
"HP 4GB (1x4GB) Quad Rank x8 PC3-8500 (DDR3-1066) Registered CAS-7 Low Power Memory Kit" 
 "HP Original 500670-B21 CNJ 2GB 240P PC3-10600 CL9 18c 128x8 DDR3-1333 1.5V ECC UDIMM Retail"
 "500670-B21 CNJ 2GB 240P PC3-10600 CL9 18c 128x8 DDR3-1333 1.5V ECC UDIMM Retail"