Product Detail Upgrade your system by expanding four extra internal Serial ATA ( SATA ) ports with this Plug and Play PCI controller card. Manufacturer Part # SD-SATA-4P Silicone Image SIL3114 Serial ATA (SATA) host controller chipset Complaint with Serial ATA Specification Revision 1.0 Supports Serial ATA Generation 1 transfer rate of 1.5Gb/s (150MB/s) Compliant with PCI Specification Revision 2.2 . The "SYBA PCI to 4-Channel Internal SATA Host RAID Controller Card - SIL3114" is best product for you. We recommended SYBA PCI to 4-Channel Internal SATA Host RAID Controller Card - SIL3114