Asus Z9NR-D12 - Manual (Page 51)

ASUS Z9NR-D12 2-31
2. SATA connectors — ISAS connectors (7-pin ISAS1–4 [Light Blue])
Supported by Intel ® C602-A PCH, ISAS 1-4 connectors connect to Serial ATA
3.0 Gb/s hard disk drives and optical disk drives via Serial ATA 3.0 Gb/s signal
cables.
3. SAS connectors— PSAS connectors
(7-pin PSAS1–4 [Light Blue]; 7-pin PSAS5–8 [Black])
Supported by the ASUS ® PIKE Card, these connectors are for the SAS signal
cables for SAS hard disk drives that allows up to 6Gb/s of data transfer rate.
If you installed SAS 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 SAS hard disks installed.
The actual data transfer rate depends on the speed of SATA hard disks installed.