Dell PowerEdge Perc 5i SAS RAID Controller UCP-51

Technical info

• With support for RAID levels 0, 1, 5, 10, and 50 PERC 5/i provides multiple protection options to suit a wide range of applications and non-critical data. It uses 3 Gbps SAS technology, which can deliver nearly four times the bandwidth of 320 MBps SCSI.
• PERC 5/i SAS connectors contain four SAS ports each for a total bandwidth of up to 12 Gbps, or 1200 MBps per connector.
• It also includes a powerful Intel® IOP333 processor with XScale® Microarchitecture, 256 MB of DDR2 memory for read and write cache
• More info on Dells website here http://support.dell.com/support/edocs/storage/RAID/PERC5/en/UG/PDF/ug_en.pdf