Astrotek ATA-133 IDE RAID Controller, 2x ATA133 IDE Channel, Silicon Image chipset, PCI specification v2.2 compliant, 48 bit sector addressing, Dual independent DMA channel with 256 K FIFO per channel, Support Virtual DMA, Read ahead, Command bufferring features, comes with 80 pin IDE Cable, Supports PIO 0, 1, 2, 3, 4 modes; DMA 0, 1, 2 modes; Ultra 33, 66, 100 & 133 modes, Support Bus Master DMA at 133 MB/s burst rate, Support RAID 0, 1, 0+1 modes or Non-RAID, Drivers support Windows 98SE or above