VT 6421 SATA+IDE 1,VT6421CHIPSET PCI Host Controller VT 6421 SATA+IDE 1,VT6421CHIPSET PCI Host Controller2,2 internal ports, 1 external ... 7,Supports 32-bit wide PCI bus at 66MHz8,Supports RAID Level 0, RAID Level 1 and JBOD9,Driver supported MS Windows 98SE ... /Me/2000/XP/NT 4.0/XP 64-bit/Vista VT 6421 SATA+IDE TO PCI CONTROLLER ...