Adaptec ASR-5405Z 512MB PCI-Express x8 4-Port SAS/SATA 3Gb/s Raid Controller Card 2266800-R.
Data Transfer Rate: 3Gb/s
Storage Interface: SAS/SATA
Cache: 512MB
RAID Support: 0, 1, 1E, 5, 5EE, 6, 10 (50, 60 - Expander is necessary)
Connectors: 1x internal (SFF-8087) Mini SAS
Input/Output Ports: 4x internal SAS/SATA
Interface: PCI-Express x8
Form Factor: Low-Profile
Bracket/Profile Type: No Bracket
Type: Raid Controller Card
Supported Operating System: Microsoft Windows, Red Hat Linux, SUSE Linux, SCO OpenServer, UnixWare, Sun Solaris, FreeBSD, VMware ESX.