The HP Smart Array P212 is HP's entry level PCI Express (PCIe) Serial Attached SCSI (SAS) RAID controller. The Low Profile, Half Height card has 8 ports and utilizes DDR2-266 memory. The P212 is ideal for RAID 0/1, 1+0 and can be upgraded with the 256MB battery-backed write cache (BBWC) module for RAID 5, 5+0

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Dimensions	Low Profile PCIe Form Factor 19.05 cm x 24.13 cm x 5.72cm (7.5 in x 9.5 in x 2.25 in)
Disk Drive and Enclosure Interface - transfer rate	6Gb/s SAS (Serial Attached SCSI) 3Gb/s SATA (Serial ATA)
SAS Connectors	1 internal (SFF-8087)/1 external (Mini-SAS SFF-8088) x8 wide port connectors
Cache Memory Speed	DDR-2/800 MHz with 40 or 72-bit wide bus provides up to 4.2 GB/s maximum bandwidth.
Server Interface	x8 5G PCIe 2.0 provides 4GB/s maximum bandwidth.
SAS Speed	x8 6G SAS provides 4.8GB/s maximum bandwidth.
Cache Memory	40-bit 256MB ECC protected cache; transportable with battery-backed upgrade.
Logical Volumes Supported	Zero Memory, Up to 2 logical volumes
Maximum Volume Capacity	6TB (6 x 1TB SATA 3.5" MDL HDD)
Host Memory Addressing	64-bit, supporting greater than 4GB server memory space
RAID Support	RAID 6, 6+0 (Advanced Data Guarding) RAID 5, 5+0 (Distributed Data Guarding) RAID 1, 1+0 (Striping & Mirroring) RAID 0 (Striping)
Upgradable Firmware	Upgradeable Firmware with Recovery ROM feature