Note: Computer system with one Mini PCI-Express slot available. Features: native PCI-Express single chip design, supports two SATA 3.0 6Gbps ports. Compliant with PCI Express Base Spec. Revision 2.0 backward compatible to Revision 1.0a. Compatible with PCI-E Mini Card Electromechanical specification revision 1.2. Supports SATA 3.0 transfer rate up to 6Gbps, backward compatible with SATA-II (3Gbps) and SATA-I (1.5Gbps) specification. System requirements: Computer system with one Mini PCI-Express slot available, for Windows 10/8/7 (32/64 bit) / Vista / Server 2003 / XP / 2000 Linux. Specifications: size about 30 x 26 x 1mm, net weight 10g, product port 2 x SATA 3.0, applicable slot Mini PCI-E. Note: It does not support RAID mode.