Asus Z9PE-D16-10G/DUAL - Manual (Page 54)

2-34 Chapter 2: Hardware information
The actual data transfer rate depends on the speed of Serial ATA hard disks installed.
2.8.2 Internal connectors
1. Serial ATA 6.0/3.0 Gb/s connectors
(7-pin SATA6G_1-2 [Blue]) (7-pin SATA3G_3-6 [black])
Supported by the Intel
® 602 Chipset, these connectors are for the Serial ATA signal cables
for Serial ATA hard disk drives that allows up to 6Gb/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.