Asus TUF Z270 MARK 2 Bios Manual page 46

SATA Mode Selection
[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.
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.
SATA6G_1(Gray) - SATA6G_6(Gray)
This item allows you to enable or disable the selected SATA port.
Hot Plug
These items appears only when the SATA Mode Selection is set to [AHCI] and allows
you to enable or disable SATA Hot Plug Support.
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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
of commands.
Set to [Intel RST Premium With Intel Optane System
Acceleration (RAID)] when you want to create a RAID
ASUS TUF Z270 MARK 2 BIOS Manual