You get four RAID-ready internal Serial ATA II ports for your high performance SATA and SATA II hard drives.  Whether you need RAID 1, RAID 0, RAID 1+0, RAID5 or JBOD, this card has you covered. 

Provides improved performance over comparable SATA RAID controllers by offering a PCI-X/133 MHz host interface with bandwidth up to 1056 MB/s, which is twice as much as a common 64bit PCI interface.  Plus, its four 3Gb/s SATA II ports can deliver drive throughputs of up to 300 MB/s each!
  

• Silicon Image SiI 3124-2 chipset maximizes performance of Seagate SATA 3Gb/s (300MB/sec) Hard Drives!
• Support up to 4 SATA drives 
• Backward compatible with Serial ATA 150 (SATA I) devices 
• Compliant with Serial ATA 1.0a specifications, revision 1.1 and Serial ATA II extensions to the Serial ATA 1.0a specification 
• Four internal SATA II RAID ports with data transfer up to 300 MBytes/sec 
• PCI-X/133MHz host interface (supports PCI 32/64bit as well) 
• Integrated PCI DMA engines 
• Supports RAID 1, RAID 0, RAID 1+0, RAID5 and JBOD
• SATA II disk hot plug
• 48-bit LBA supports large capacity drives

• 4 Port SATA II RAID PCI-X/PCI card 
• 2 - SATA data cables
• Software CD
• User guide

• 4 internal 7-pin SATA ports
• PCI-X /133 MHz (compatible with PCI 32/64 bit)
• Warranty: One Year Warranty

• Pentium III 700Mhz or faster desktop computer
• 128 MB RAM or more
• Available PCI-X slot or 32/64 bit PCI slot (PCI-X slot required for maximum performance)
• Operating Systems:
  • Vista
  • Windows 2000
  • Windows XP
  • Windows Server 2003
  • Windows NT 4.0