... specifications, 32-bit 33MHz PCI interface.Virtual DMA, Maximum IDE/ATA data transfer rate of 133 Mb/sec, Two independent Ultra ... ATA channels with 256 Bytes FIFO per channel, Up to four IDE/ATA devices, Compatible with Ultra ATA/100, Ultra ATA/66, Ultra ATA/33 ... , DIDE/Fast ATA-2, IDE and ATAPI devices ...