SYBA SI-PEX40062 PCI-Express 2.0 x2 Low Profile Ready SATA III (6.0Gb/s) Controller Card Internal Connectors: 4 x SATA 6.0Gb/s Transfer Rate: Up to 6Gb/s Operating Systems Supported: Windows 8 Windows 7 Vista Windows XP Server 2008 Server 2008 R2 Server 2003 Linux 2.6.x and Above (AHCI devices driver is a built-in feature) Package Contents: SATA III 4-port PCI-e Version 2, x2 Slot Controller Card Driver CD 19 SATA Cables (x2) Low Profile Bracket User Manual