Features:
1) Serial ATA (SATA) Host Controller chip with 32-bit interfacing Compliant with Serial ATA 1.0 Specification
2) Supports two independent Serial ATA ports with data transfer rate up to 1.5Gb/s
3) Built-in 256 byte FIFO per port for fast read/write operations
4) Supports Microsoft generic IDE operation and Intel bus master DMA operations
5) RAID Function Optional:
   -Supports RAID function 0 and 1
   -Adjustable stripe size for RAID 0
   -Supports co-exist RAID set and Non-RAID HDD
   -Allow HDDs with different sizes to be configurated in a RAID set
6) 4 channel SATA IO ports
7) With optional RAID function
8) Software RAID 0/1/0+1(optional)

Specifications:
1) PCI Specification Revision 2.3 compliant
2) Compliant with programming interface for Bus Master IDE Controller,Rew 1.0
3) Compliant with Serial ATA 1.0 specification 
4) Supports 66MHz PCI with 32-bit data
5) Supports programmable and EEPROM,FLASH & EPROM loadable PCI Class mode
6) Supports ATAPI devices:CD-ROM,DVD-ROM
7) Integrated SATA Transport,Link Logic & PHY layer
8) 4-Bit sector addressing
9) Virtual DMA
10) Supports 4 Independent Serial ATA channels (1.5G bps)
RAID function (optional):
1) Supports software RAID 0 (striped),RAID 1 (mirror),and RAID 0+1
2) Supports co-exist RAID set and Non-RAID HDD
3) Allows HDDs with different sizes to be configure in a RAID set
4) Software monitoring utility