 "HPE Smart Array P421/2GB with FBWC - storage controller (RAID) SATA 6Gb/s" " HPE 6Gb/s 631674-B21 RAID Controllers CDWG.com
"The HPE Smart Array P421 Controller is a low profile, 6 Gb/s, PCIe 3.0, Serial Attached SCSI (SAS) RAID controller that provides enterprise class, storage performance, maximum external scalability, and data protection for select HP ProLiant Gen8 rack and tower servers. It features eight external SAS ports and delivers increased server uptime by providing advanced storage functionality, including online RAID level migration (between any RAID levels) with flash back write cache, global online spare, and pre-failure warning. Data Compatibility among all models of Smart Array controllers allows simple and easy migration at any time when needs for higher performance, capacity, and availability increase. Even new generations of Smart Array controllers can understand the data format of previous generations of Smart Array controllers." 
 "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