 "631674-B21 HP Smart Array P421/2GB Controller", "Null" "New 631674-B21 Controller Wholesale Price 631674-B21"
"Description:HP Smart Array P421/2GB FBWC 6Gb2-ports Ext SAS ControllerPart Number(s)
Manufacturer Part# 631674-B21" 
 Specifications: Category Proliant Controller Sub-Category Smart Array Generation P421/2GB Part Number 631674-B21 Products ID 461059 Manufacturer HP Product Type Storage Controller Host Interface PCI Express 3.0 x8 Controller Interface Type Serial Attached SCSI (SAS) Data Transfer Rate 600MB/s Buffer Size 2GB RAID Level 0 1 5 6 10 50 60 1+0 Drive Support 64 x Logical Memory 2GB ECC DDR3 SDRAM Form Factor Low-Profile Plug-in Card
 "295643-B21 HP Smart Array 3200" "Null"
 "Description: Smart Array 3200 2CH PCIUltra2 SCSI Controller 64MBPart Number(s) Option Part# 295643-B21"
 Specifications: Category Proliant Sub-Category Controller Generation Ultra2 Part Number 295643-B21 Products ID 1070 RAID Level RAID 0, RAID 1, RAID 4, RAID 5 Max Storage Devices Qty 30 Supported Devices Hard Drive Buffer Size 64MB (Installed) / 64MB (Max) Data Transfer Rate 80MB/s Controller Interface Type Ultra2 Wide SCSI Interface(s) Required PCI Device Type Storage Controller (RAID) Plug-in Card Compatibility PC