Supermicro AOC-USAS2-L8IR 8 ports SAS 2.0

Form Factor: Full Size
On board hardware : LSISAS 2008 SAS controller @ 525 MHZ
Onboard Memory: N/A
Supported Drives: SAS / SATA
Port Count: 8 port (8 internal) 6 Gb/s per port
Raid Levels: 0,1,10 and 5