 "291966-B21 HP Smart Array 641 Controller", "Null" "New 291966-B21 Controller Wholesale Price 291966-B21"
"Description:Smart Array 641 Ultra320 Controller with 64MB Cache 64-bit 133MHz PCI-X PC Board - Has one Internal 68-pin connector - Can add 128MB Battery Backed Write Cache (BBWC) ModuleSee optional BBWC BelowPart Number(s)Option Part# 291966-B21
Spare Part# 305414-001" 
 Specifications: Category Proliant Controller Sub-Category SCSI PCI-X Generation 641 Part Number 291966-B21 Products ID 8591 Board/Module Type Daughterboard Channels 1 Controller Type SCSI Drive Array (RAID) Drive Array Support RAID 0 1 5 10 Included Components Manual Installed Cache Memory 64MB Interface PCI, Ultra SCSI PCI, Ultra SCSI Maximum Cache Memory 128MB Maximum Number of Devices Supported 6 Maximum Transfer Rate 320MB/s System Type Linux, PC
 "432103-B21 HP Smart Array P600/512 Controller", "Null" Price 432103-B21" "New 432103-B21 Controller Wholesale
"Description:HP Smart Array P600/512 BBWC Controller  Factory Integrated OnlyPart Number(s)Manufacturer Part# 432103-B21" 
 Specifications: Category Proliant Controller Sub-Category Smart Array Generation P600/512 Part Number 432103-B21 Products ID 458106 Manufacturer HP Product Type RAID Storage Controller Host Interface PCI Express 2.0 x 8 Controller Interface Type Serial ATA-150 SAS Data Transfer Rate 300MB/s Buffer Size 512MB RAID Level 0, 1, 5, 6, 10 Drive Support 38 Memory 512MB Form Factor Plug-in Card