This half size 2 port Mini PCI-Express to SATA III Controller Cards allows you to add 2 SATAIII connections to a small form factor system. This is a great way to upgrade or expand the capabilities of your current system. This controllers is compatible with Serial ATA devices. This controller can utilize built in RAID support for RAID 0, 1, & Span. - ASMedia 1061R chipset- Compatible with Mini PCI-E specification revision 1.2- Compatible with Serial ATA AHCI Spec. Rev. 1.3- Supports 1.5Gbps, 3.0Gbps, and 6.0Gbps- Supports AHCI and IDE programming interface- Supports Native Command Queue- Supports Port Multiplier command based switching- Supports RAID0, RAID1, Span- Supports S.M.A.R.T.