SATA/eSATA/IDE Combo PCI Controller Card: 1x e-SATA Ports. 1x IDE (no Raid). 2x 32-Bit SATA. Cannot boot from this card. There is no BIOS on card. Single channel master mode hard disk controller supporting two enhanced IDE devices. Redefined Bus Master Programming interface for IDE controllers to support up to four bus masters in a single function. Supports ATA PIO mode 4, multi-word DMA mode 2 drivers and UltraDMA- mode6. Extension to Ultra DMA-133 interface for up to 133MB/s transfer rate. Complies with ATA/ATAPI-6 Serial ATA Interface. Complies with Serial ATA Specification Revision 1.0. Supports internal PHY with each PHY supporting up to two SATA devices. Dual channel master mode PCI supporting up to two SATA devices. Support data transfer rates of up to 150Mbps per SATA channel PCI Interface. 33 MHz operation. Supports PCI 2X mode and PCI native modes. Complies with PCI Local Bus Specification Revision 2.2. Microsoft Windows 98, ME, NT 4.0, 2000, XP, Vista Operating systems support