... Serial ATA ports with DATA transfer rate to 1.5 GB/Sa Easy intallation PCI to 3 SATA and IDE card IC: VT6421AEasy ... Re-mapping to legacy addressesSupports Windows 95,98, ME, 2000, NT4.0, XP, Linx&DOS Operating SystemFeatures:Setrial ATA(SATA) HOst controller chip ... and Non-RAID HDD --Allow HDDs with different sizes to be configurated in a RAID set PCI to 3 SATA and IDE card