Only under WIndows, a RAID can be created with the onboard SATA Controller.
Due to stability and security reasons (rebuild), we recommend the use of an additional RAID controller.
Hint for 3ware controller
For an optimal performance, the Write-Cache has to be activated. Due to security reasons, we recommend the use of a BBU when the Write-Cache is activated.
You can get additional information on the linux compatibility using the test protocol.
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For a maximum of performance and stability, the Thomas Krenn technicians recommend to make use of an RAID-controller as PCI-E / PCI-X - add-on card.
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Without an external Raid-controller it is only possible to make use of the onboard Raid function under Windows.
Please make use of an external Raid controller, e.g. 3Ware or Areca for a Raid under Linux.