Asus RAMPAGE IV BLACK EDITION - Manual (Page 56)

1-40 Chapter 1: Product introduction
Chapter 1
3. ASMedia ® Serial ATA 6.0 Gb/s connectors (7-pin SATA6G_E1; SATA6G_E2;
SATA6G_E3; SATA6G_E4 [gray])
These connectors connect to Serial ATA 6.0 Gb/s hard disk drives via Serial ATA 6.0
Gb/s signal cables.
• ASMedia storage controller can only support AHCI mode.
• These SATA ports are for data drives only.