The HP Smart Array P731m Controller is a PCI-Express (PCIe) 3.0 mezzanine card supporting direct attached SAS Storage. It is one of the highest performing controllers in the HP 6Gb/s SAS portfolio and provides improved reliability, connectivity, and storage performance for HP ProLiant Gen8 server blades through its support of the latest SAS technology and advanced RAID capabilities.
Improved performance for HP ProLiant Gen8 Server blades environments
• Supports up to 227 zoned direct attached SAS or SATA hard drives per controller