Syba SD-ATA133I PCI 32-Bit, IDE U/ATA133 Controller VIA VT6410 Ultra ATA IDE RAID Controller PCI Card General Features: VIA VT6410 chipset PCI 32-bit/66 MHz interface PCI 2.3 compliant Two (2) IDE controllers Compliant with UDMA/133 or UDMA/100 specifications Supports maximum data transfers of 100 MB/sec or 133 MB/sec Compliant with PCI IDE controller Specification Revision 1.0