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. • Entry Level Performance. 4 internal ports/4 external ports of 3Gb Serial Attached SCSI (SAS). x8 PCI-Express I/O connector. DDR-2/266 memory. 256MB, and Battery-Backed Write Cache (BBWC) upgrade option. • Reliable. Standard RAID 0,1, 1+0. RAID 5, 5+0 support with 256MB Cache. • Flexible. Supports SAS and SATA disk drives. • Manageable. Online Drive Flash. Remote monitoring and configuration. Mirror Splitting and recombining. http://h30094.www3.hp.com/product/sku/3966550อ่านเพิ่มเติม