![]() ![]() The difference between the two is that RAID 4 stores parity information on a dedicated disk, while RAID 5 distributes the parity information. As with RAID 4, data is striped across the multiple component disks in the RAID at the block level. A RAID level that uses a combination of striping and parity to enhance the security of data storage.The RAID controllers are based on the same RAID kernel of field-proven internal/external RAID controller and same device driver architecture with widely used 3Gb/s and 6Gb/s SAS/SATA RAID controller. ARC-12x4 internal PCIe 2.0 host RAID controllers are a cost-effective solutions for connecting up to 4/8 6Gb/s SAS peripheral devices.
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