StarTech.com PCI Express PCIe SATA Controllers with RAID Capability – StarTech.com PEXSAT34SFF, The Startech.com PEXSAT34SFF PCI Express 2.0 SATA Controller Card enables 4x AHCI SATA III connections to be added to a computer through a single internal Mini-SAS (SFF-8087) connector. The Mini-SAS connector with Port Multiplier support allows for multiple SATA drives (up to 7) to be connected using a single cable. When used with StarTech’s Mini-SAS to 4x SATA breakout cable or Mini-SAS SFF-8087 backplane (accessories not included, SAS drives not supported), you have a complete internal 6Gbps connectivity solution, all from a single card.Featuring HyperDuo technology, the SATA card offers SSD auto-tiering which lets you balance the performance advantages of SSD storage with the cost-effectiveness and large capacity of standard hard drives. By combining SSD and HDD drives into a single volume (up to 3 SSD + 1 HDD), HyperDuo discreetly works in the background to identify and move frequently accessed files to the faster SSD drive(s) for improved data throughput – up to 80% of SSD performance! (Note: The HyperDuo automatic storage tiering feature is compatible with computers that use a BIOS.)Compliant with SATA revision 3.0, this PCI Express SATA RAID card delivers up to 6Gbps of data bandwidth; ideal for high performance hard drives and solid state drives (SSD). Plus, the controller card offers an effective hardware RAID solution, with native RAID (0, 1, 1+0) support.The PEXSAT34SFF PCIe SATA 6G card is backed by a 2-year StarTech.com warranty and free lifetime technical support. StarTech.com PEXSAT34SFF PCI Express 2.0 SATA III (6Gbps) x2 Controller Card