Asus Z9PH-D16 - Manual (Page 45)

ASUS Z9PH-D16 Series 2-27
2. SATA connector - ISAS connectors (7-pin ISAS1–4 [Gray])
Supported by the Intel ® C602 PCH. ISAS 1-4 connectors can connect to serial
ATA 3Gb/s hard disk drives.
The actual data transfer rate depends on the speed of SATA hard disks installed.
For details on the Intel ® Rapid Storage Technology utility, please refer to Chapter
6 RAID Configuration