# Selecting the RAID level by array capacity

Note: Not all RAID levels are supported by all ServeRAID controllers.

If your array has... | Consider this RAID level...
One or more physical drives in an array. Notes: This is the only choice if the array contains only one physical drive. You can select RAID level-0 for any logical drive. | RAID level-0
Two physical drives. The default for two physical drives is RAID level-1. | RAID level-1
Three or more physical drives. | RAID level-1E
Three or more physical drives. | RAID level-5
Four or more physical drives. | RAID level-5E
Four or more physical drives. | RAID level-5EE
Four or more physical drives. | RAID level-6
Two or more physical drives. | RAID level-00
Four or more physical drives. | RAID level-10
Six or more physical drives. | RAID level-1E0
Six or more physical drives. | RAID level-50
Eight or more physical drives. | RAID level-60

## More information

- Selecting a RAID level and performance tuning

Glossary | Contents

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