Asus STRIX Z270H GAMING Bios Manual page 43

The following item appears only when you set the SATA Controller(s) to [Enabled].
SATA Mode Selection
This item allows you to set the SATA configuration.
[AHCI]
[Intel RST Premium With
Intel Optane System
Acceleration (RAID)]
S.M.A.R.T. Status Check
S.M.A.R.T. (Self-Monitoring, Analysis and Reporting Technology) is a monitoring system that
shows a warning message during POST (Power-on Self Test) when an error occurs in the
hard disks.
Configuration options: [On] [Off]
Aggressive LPM support
This item is designed for LPM (link power management) support with a better energy saving
conditions. When disabled, the hot plug function of SATA ports are disabled.
Configuration options: [Disabled] [Enabled]
SATA6G_1(Charcoal Black) - SATA6G_6(Charcoal Black)
SATA6G_1(Charcoal Black) - SATA6G_6(Charcoal Black)
This item allows you to enable or disable the selected SATA port.
Configuration options: [Disabled] [Enabled]
Hot Plug
This item allows you to enable or disable SATA Hot Plug Support.
Configuration options: [Disabled] [Enabled]
ROG STRIX Z270H GAMING BIOS Manual
Set to [AHCI] when you want the SATA hard disk drives to
use the AHCI (Advanced Host Controller Interface). The AHCI
allows the onboard storage driver to enable advanced Serial
ATA features that increases storage performance on random
workloads by allowing the drive to internally optimize the order
of commands.
Set to [Intel RST Premium With Intel Optane System
Acceleration (RAID)] when you want to create a RAID
configuration from the SATA hard disk drives.
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