ASROCK B85 Pro4 - Storage Coniguration; Sata Mode Selection

B85 Pro4
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4.4.3 Storage Conguration
SATA Controller(s)
Enable/disable the SATA controllers.
SATA Mode Selection
IDE: For better compatibility.
AHCI: Supports new features that improve performance.
SATA Aggressive Link Power Management
SATA Aggressive Link Power Management allows SATA devices to enter a low
power state during periods of inactivity to save power. It is only supported by AHCI
mode.
Hard Disk S.M.A.R.T.
S.M.A.R.T stands for Self-Monitoring, Analysis, and Reporting Technology. It is a
monitoring system for computer hard disk drives to detect and report on various
indicators of reliability.
AHCI (Advanced Host Controller Interface) supports NCQ and other new features that
will improve SATA disk performance but IDE mode does not have these advantages.