 "HPE - DDR2 8 GB : 2 x 4 DIMM 240-pin" " HPE 240-pin 408854-B21 Server Memory CDW.com
"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." 
 "432806-B21 HP 2GB PC2-5300 SDRAM Module", "Null" Price 432806-B21" "New 432806-B21 Module Wholesale
"Description:Genuine HPE 2GB (1x2GB) Unbuffered PC2-5300666MHz ECC DIMM SDRAM ModulePart Number(s)
Option Part# 432806-B21
Spare Part# 433935-001" 
 Specifications: Category Proliant Memory Sub-Category Genuine HP Memory Generation 667MHz Part Number 432806-B21 Products ID 143236 Technology DDR RAM ECC / Registered Unbuffered Capacity 2GB Bus Clock 667MHz Application Server Memory Server Model HP Proliant Compatibility HP Proliant Servers Manufacturer Hewlett-Packard HP Serial Number Yes HP Logo Yes Guaranteed Genuine HP Yes 432806-B21 Compatible Servers: DL320 G5 DL320s ML110 G4 ML115 G1 ML310 G4