The HPE Smart Array P440 Pci-Express 3 x8 SAS controller that has two internal x8 mini-SAS double-wide port transceivers and includes a 2GB of flashed back write cache (FBWC) memory. The 820834-B21 has a data transfer rate of 12Gb/sec transfer rate SAS, 6Gb/sec transfer rate SATA. Also included is the 96W Smart Storage Battery for DL/ML/SL Generation 9 series of servers. One battery pack provides flash back write cache (FBWC) for all the drive controllers in the server. Connects to the system I/O board, 145mm (5.7-inch) long cable.
- Main Part Number: 820834-B21
- Manufacturer: HPE
- Category: Smart Array
- Product Type: Storage Controller (RAID)
- Host Bus: Pci-Express 3.0 x8
- Buffer Size: 2Gb
- Physical Drive Support: Up to 200
- Logical Drive Support: Up to 64
- RAID Levels: 0, 1, 1 ADM, 10, 10ADM, 5, 50, 6, 60
- Supported Devices: Disk Array (RAID)
- Channel Quantity: 8
- Form Factor: Low-Profile, Plug-In Card
- Transfer Rate SAS: 12Gb/s SAS (1200Mb/s per physical lane)
- Transfer Rate SATA: 6Gb/s SATA (600Mb/s per physical lane)