Asus RS924A-E6/RS8 - Manual (Page 60)

4-8 Chapter 4: Motherboard information
4.3 Internal connectors
1. Serial ATA connectors
(7-pin SATA1, SATA2, SATA3, SATA4, SATA5, SATA6; Dark Blue)
Supported by the AMD ® SP5100 chipset, these connectors are for the Serial
ATA signal cables for Serial ATA hard disk drives that allows up to 3Gb/s of
data transfer rate.
If you installed Serial ATA hard disk drives, you can create a RAID 0, RAID 1,
RAID 10, or RAID 5 configuration.
The actual data transfer rate depends on the speed of Serial ATA hard disks
installed.