Asus RS740-E7-RS24-EG - Manual (Page 105)

ASUS RS740-E7-RS24-EG 5-19
Intel(R) VT-d [Disabled]
Allows you to enable or disable Intel® VT-d.
Configuration options: [Enabled] [Disabled]
Intel(R) VT for Directed I/O Configuration
The following item appears only when you set Intel(R) VT-d to [Enabled].
Coherency Support [Disabled]
Allows you to enable/disable VT-d Engine Coherency support.
Configuration options: [Disabled] [Enabled]
ATS Support [Disabled]
Allows you to enable/disable VT-d Engine address translation services (ATS) support.
Configuration options: [Disabled] [Enabled]
5.4.4 PCH SATA Configuration
[AHCI Mode] SATA Mode